align by xiuliliaofz

VIEWS: 283 PAGES: 149

									1. Name the following:Imgg22_1.gif
           c)methylbutane
           a)isopropane
           b)methylpentane
           d)n-pentane
           e)dodecane

2. Name the following:Imgg22_2.gif
           c)3,3-dimethylpentane
           a)n-heptane
           b)2-methyl-2-ethylbutane
           d)2,2-diethylpropane
           e)none of these

3. Name the following: CH3 - CH2 - CH3
           b)propane
           a)ethane
           c)butane
           d)pentane
           e)hexane

4. Name the following: Imgg22_4.gif.
           b)3,5-dimethylheptane
           a)2,4-diethylpentane
           c)secondary ethylpentane
           d)2,3-dimethyl-2,3-diethylpropane
           e)none of these

5. Name the following:Imgg22_5.gif
           e)3-methylpentane
           a)n-hexane
           b)isohexane
           c)1,2,3-trimethylpropane
           d)methyl-diethylmethane

6. Name the following:CH3-(CH2)4-CH3
           d)hexane
           a)ethane
           b)butane
           c)pentane
           e)heptane

7. A student gave a molecule the following name:2-methyl-4-t-butylpentane However, the teacher pointed out th
           b)2,2,3,5-tetramethylhexane
           a)2-t-butyl-4-methylpentane
           c)2,4,5,5-tetramethylhexane
           d)1-sec-butyl-1,2,2-trimethylpentane
                e)none of these

8. Which of the following names is a correct one?
                c)2,2,3,5-tetramethylheptane
                a)3-methyl-4-isopropylpentane
                b)2-ethyl-4-tertiary-butylpentane
                d)t-butylethane
                e)trans-1,2-dimethylethane

9. What is the compound whose carbon skeleton (minus any hydrogen atoms) appears below?Imgg22_9.gif
                e) 4-ethyl-2,5,6-trimethyloctane
                a) 2,4-diethyl-3,6-dimethylheptane
                b) 2,5-dimethyl-4,6-diethylheptane
                c) 1,4-diethyl-3,6-dimethyl-tridecane
                d) 5-ethyl-3,6-trimethyloctane

10. A student gave a molecule the following name: 2-ethyl-3-methyl-5-isopropylhexane However, his TA pointed o
                e) 2,3,5,6-tetramethyloctane
                a) 3,4-dimethyl-6-isopropylheptane
                b) 2-isopropyl-4,5-dimethylheptane
                c) 3,4,6,7-tetramethyloctane
                d) 1,2-diethyl-3,6,7-trimethylheptane

11. In lecture, the professor named a molecule 4-ethylpentane. An alert student pointed out that although the co
c) 3-methylhexane
      a) 2-ethylpentane
      b) 1-methyl-1-propylpropane
d) 4-methylhexane
e) none of these

                12. The compound below is the carbon skeleton (minus any hydrogen atoms) of Imgg22_12.gif Which of these phr
                a) I, II, III
                b) II, III, IV
                c) III, IV, V
                d) II, IV, V
e) I, II, III, IV

                13. Which of the following pairs is incorrect?
                a) ethane – C2H4
                b) pentane – C5H12
                c) hexane – C6H14
                d) heptane – C7H16
e) octane – C8H18

                14. Why does octane have a higher boiling point than ethane, 126°C versus –89°C?
                d) Octane has stronger London dispersion forces than ethane.
                a) Octane exhibits hydrogen bonding and ethane does not.
            b) Octane has a higher vapor pressure than ethane.
            c) Octane contains more double bonds than ethane.
e) At least two of the above are correct.

15. How many isomers of C3H8 are there?
            a) 1
            b) 2
            c) 3
            d) 5
            e) 6

16. Which is a possible product of the chlorination of butane in the presence of light?
            a) C4H9Cl
            b) C4H8Cl
            c) C4H10Cl2
            d) C4H6Cl2
            e) C4H9Cl2

17. Which of the following, upon reacting with oxygen, would form the greatest amount of carbon dioxide?
            e) All (A-C) of the above would form equal amounts.
            a) n-pentane
            b) isopentane
            c) neopentane
            d) Two of the above would form equal amounts.

19. Name the following: Imgg22_19.gif
            d) 3-methyl-1-pentyne
            a) 1-hexyne
            b) 2-ethynyl butane
            c) 2-ethyl-3-butyne
            e) 3-methyl-4-pentyne

20. Name the following:Imgg22_20.gif
            b) 1-bromo-5,5,5-trichloro-2-pentene
            a) 1,1,1-trichloro-5-bromo-3-pentene
            c) 1,1,1-trichloro-5-bromo-2-pentene
            d) 1,1,1-trichloro-5-bromo-3-pentyne
            e) none of these

21. CH3C - CCH2CH2Cl is named:
            d) 5-chloro-2-pentyne
            a) 1-chloro-3-pentyne
            b) 5-chloro-2-pentene
            c) 1-acetylenyl-3-chloropropane
            e) 1-chloro-3-pentene

22. One of the ingredients on a margarine container is listed as "polyunsaturated corn oil." This means that:
    d) Many of the carbon–carbon bonds are multiple bonds.
          a) All the carbon bonds in the oil are single bonds.
          b) Many of the polymer bonds are unsaturated.
          c) All the carbon–carbon bonds are triple bonds.
          e) None of these.

23. Consider the following four compounds: Imgg22_23.gif Which are the same molecule?
           c) II and III
           a) I and II
           b) I and III
           d) III and IV
           e) I and IV

    24. Consider the molecule trans-2-butene. Which statement is true?
           d) Carbon #2 exhibits sp2 hybridization.
           a) The molecule has twopi bonds.
           b) There is free rotation around every bond in the molecule.
           c) Cis-2-butene is its structural isomer.
           e) None of the above.

25. Hydrocarbons containing a carbon–carbon triple bond are called
           a) alkynes
           b) alkenes
           c) cyclic alkanes
           d) aldehydes
           e) alkanes

26. How many of the following molecules exist?Imgg22_26.gif
           a) 0
           b) 1
           c) 2
           d) 3
           e) 4

27. How many isomers are there of "dichloroethene"?
           b) 3
           a) 2
           c) 4
           d) 5
           e) 6

28. Propane undergoes dehydrogenation. The product of this is
           a) 1-propene
           b) 2-propene
           c) cis-1-propene
           d) trans-1-propene
           e) cis-2-propene
29. Chemical reactions involving alkanes in which hydrogen atoms are removed and the product is an unsaturated
           b) dehydrogenation reactions
           a) combustion reactions
           c) substitution reactions
           d) addition reactions
           e) polymerization reactions

30. Name the following: Imgg22_30.gif
           c) 2,3-dichloro-trans-2-butene
           a) 2-chloro-3-chloro-cis-2-butene
           b) 2,3-dichloro-cis-2-butene
           d) 1-chloro-1-methyl-2-chloro-propene
           e) 2,3-dichloro-1-methyl-propene

31. Which of the following compounds can exhibit geometrical isomerism?
           b) Imgg22_31b.gif
           a) Imgg22_31a.gif
           c) Imgg22_31c.gif
           d) Imgg22_31d.gif
           e) Imgg22_31e.gif

32. How many structural and geometrical isomers are there of chloropropene?
           c) 4
           a) 2
           b) 3
           d) 5
           e) more than 5

33. How many geometric isomers can be drawn for the following compound: CH3CHequalsCHCH2CHequalsC(CH3
           a) 2
           b) 3
           c) 4
           d) 5
           e) 6

34. Which of the following is not a structural isomer of 1-pentene?
           e) 1-methyl-cyclobutene
           a) 2-pentene
           b) 2-methyl-2-butene
           c) cyclopentane
           d) 3-methyl-1-butene

35. What is the compound represented by the following structure?Imgg22_35.gif
           e) benzene, C6H6
           a) cyclohexene, C6H10
           b) cyclohexane, C6H12
           c) cyclohexatriene, C6H9
           d) cyclohexatriene, C6H12

36. How many different possible tetramethylbenzenes exist?
           b) 3
           a) 2
           c) 4
           d) 5
           e) 6

37. What is the most characteristic reaction of benzene?
           c) substitution
           a) oxidation
           b) reduction
           d) addition
           e) addition and elimination

38. Mothballs contain what aromatic hydrocarbon?
           a) naphthalene
           b) benzene
           c) anthracene
           d) phenanthrene
           e) toluene

39. Name the following:Imgg22_39.gif
           d) isopropyl alcohol
           a) methyl alcohol
           b) ethyl alcohol
           c) propyl alcohol
           e) butanol

40. Which of the following is known as wood alcohol?
           a) methanol
           b) ethanol
           c) propanol
           d) isopropanol
           e) none of these

41. Which of the following is known as rubbing alcohol?
           d) isopropanol
           a) methanol
           b) ethanol
           c) propanol
           e) none of these

42. What alcohols have the greatest commercial value?
           a) methanol and ethanol
           b) methanol and phenol
           c) ethanol and phenol
           d) 1-propanol and ethanol
           e) 1-propanol and methanol

43. Which of the following has only one single C-O bond?
           b) alcohol
           a) ketone
           c) ether
           d) ester
           e) aldehyde

44. The boiling point of methanol is much higher than that of ethane. This is primarily due to
           b) the hydrogen bonding in methanol
           a) the difference in molar masses of methanol and ethane
           c) the significant molecular size difference between methanol and ethane
           d) the carbon oxygen double bond in the methanol
           e) none of these

45. Classify the following molecule:Imgg22_45.gif
           c) tertiary alcohol
           a) primary alcohol
           b) secondary alcohol
           d) ether
           e) phenol

46. Which of the following is found in beverages such as wine?
           b) ethanol
           a) methanol
           c) propanol
           d) isopropanol
           e) none of these

47. When C4H8 is treated with water and H2SO4, a tertiary alcohol is produced. Which of the following structures
           c) Imgg22_47c.gif
           a) CH3CHequalsCHCH3
           b) CH3CH2CHequalsCH2
           d) CH3CH2CH2CH3
           e) none of these

48. Oxidation of a primary alcohol results in a(n) __________ and oxidation of a secondary alcohol results in a(n) _
           b) aldehyde, ketone
           a) carboxylic acid, amine
           c) ester, ether
           d) ketone, aldehyde
           e) amine, carboxylic acid
49. When the following organic compound is oxidized, what is the major organic product?Imgg22_49.gif
           c) 3-pentanone
           a) 3-pentanoic acid
           b) 3-pentanol
           d) 3-pentanal
           e) No reaction takes place.

50. Name the following:Imgg22_50.gif
           d) diethyl ether
           a) acetone
           b) butyraldehyde
           c) diethylketone
           e) none of these

51. Identify the functional group present in the following organic compound:Imgg22_51.gif
           c) ether
           a) ester
           b) aldehyde
           d) ketone
           e) none of these

52. Which molecule is an ether?
           a) Imgg22_52a.gif
           b) CH3CH2OCH3
           c) Imgg22_52c.gif
           d) CH3CH2NH2
           e) none of these

53. Name the following:Imgg22_53.gif
           d) 4-chloro-2,5-dimethyl-3-heptanone
           a) 2-chloro-3-ethyl-1-isopropylbutanone
           b) isopropyl-chloro,methylbutyl ketone
           c) 2-butyl,chloro,isobutanoyl methane
           e) 3-methyl-4-chloro-1-isopropylpentanone

54. Identify the type of organic compound shown: Imgg22_54.gif
           e) none of these
           a) aldehyde
           b) ester
           c) amine
           d) alcohol

55. Identify the type of organic compound shown: Imgg22_55.gif
           a) aldehyde
           b) ester
           c) amine
           d) ketone
            e) none of these

56. Which molecule is a ketone?
            c) Imgg22_52c.gif
            a) Imgg22_52a.gif
            b) CH3CH2OCH3
            d) CH3CH2NH2
            e) none of these

57. Classify the following molecule:Imgg22_57.gif
            b) aldehyde
            a) acid
            c) amine
            d) ketone
            e) carbonyl

58. Classify the following molecule: Imgg22_58.gif
            d) ketone
            a) acid
            b) aldehyde
            c) amine
            e) carbonyl

59. Which of the following yields a primary alcohol upon reduction?
            d) an aldehyde
            a) a ketone
            b) an alkene
            c) an amine
            e) an ether

60. Which of the following becomes more soluble in water upon addition of NaOH?
            b) a carboxylic acid
            a) an amine
            c) an aromatic hydrocarbon
            d) an alkane
            e) two of these

61. Which of the following will yield a carboxylic acid upon oxidation?
            b) an aldehyde
            a) a secondary alcohol
            c) a cycloalkane
            d) a ketone
            e) tertiary alcohol

62. What organic molecules have the general formula RCOOH?
            c) carboxylic acids
            a) esters
           b) alcohols
           d) ketones
           e) aldehydes

63. Name the following: Imgg22_63.gif
           c) isopropyl acetate
           a) n-propyl acetate
           b) isopropyl formate
           d) ethyl propanoate
           e) none of these

64. What is the common name for acetylsalicylic acid?
b) aspirin
           a) orange juice
           c) acetone
           d) bananas
           e) vinegar

65. What organic compounds often have pleasant fruity odors?
d) esters
           a) ethers
           b) alkynes
           c) carboxylic acids
           e) amines

66. Which of the following has a double C-O bond and a single C-O bond?
b) ester
           a) ketone
           c) alcohol
           d) amine
           e) ether

67. Referring to the structures below, which statement is true?Imgg22_67.gif
           e) I and III are the same compound.
           a) I and II have different molecular formulas.
           b) I and III are structural isomers of each other.
           c) II and III are stereoisomers of each other.
           d) II and III are different conformations of the same compound.

68. Identify the type of organic compound shown:Imgg22_68.gif
           b) ester
           a) aldehyde
           c) amine
           d) ketone
           e) none of these

69. Which molecule is an ester?
                a) imgg22_52a.gif
                b) CH3CH2OCH3
                c) imgg22_52c.gif
                d) CH3CH2NH2
                e) none of these

70. If you were to heat pentanoic acid and 2-butanol with a catalytic amount of strong acid, you would most likely
                b) an ester
                a) a ketone
                c) an amine
                d) an alkane
                e) an aldehyde

71. A carboxylic acid will react with an alcohol to form a(n) __________ and a water molecule.
     a) ester
                b) amine
                c) polymer
                d) ketone
                e) aldehyde

72. Aspirin is formed via a(n) __________ reaction.
                d) condensation
                a) combustion
                b) hydrogenation
                c) addition
                e) substitution

73. Which of the following types of compounds must have an sp2-hybridized carbon center?
                b) ketones
                a) cyclic ethers
                c) alcohols
                d) alkanes
                e) amines

74. Which of the following functional groups does not contain a doubly bonded oxygen (CequalsO)?
                e) All contain a double bond.
                a) Aldehyde.
                b) Carboxyl.
                c) Ketone.
                d) Carboxylic acid.

75. H2CCHCH2N(CH3)2 is
          c) an alkene and a tertiary amine
          a) an alkyne and a secondary amine
          b) an alkene and a primary amine
          d) an alkyne and a tertiary amine
          e) none of these
76. Identify the type of organic compound shown: (CH3)3N
       c) amine
       a) aldehyde
       b) ester
       d) ketone
       e) none of these

77. Which molecule is an amine?
      d) CH3CH2NH2
      a) img22_52a.gif
      b) CH3CH2OCH3
      c) img22_52c.gif
      e) none of these

78. Classify the following molecule: Imgg22_78.gif
       a) primary amine
       b) secondary amine
       c) tertiary amine
       d) amino acid
       e) peptide

79. Identify the secondary amine.
       b) (CH3)2NH
       a) CH3NH2
       c) Imgg22_79c.gif
       d) NH3
       e) (CH3)3N

80. For which of the following compound(s) are cis and trans isomers possible?
        b) 3-methyl-2-pentene
        a) 2,3-dimethyl-2-butene
        c) 4,4-dimethylcyclohexanol
        d) ortho-chlorotoluene
        e) All can exhibit cis/trans isomers.

81. Which of the following has an optical isomer?
      d) Imgg22_81d.gif
      a) Imgg22_81a.gif
      b) Imgg22_81b.gif
      c) Imgg22_81c.gif
      e) none of these

82. Which structure represents an optically active aldehyde?
      b) Imgg22_82b.gif
      a) Imgg22_82a.gif
      c) Imgg22_82c.gif
        d) Imgg22_82d.gif
        e) Imgg22_82e.gif

83. Pick the optically active molecule from the following.
       c) Imgg22_83c.gif
       a) Imgg22_83a.gif
       b) Imgg22_83b.gif
       d) Imgg22_83d.gif
       e) none of these

84. Which of the following molecules exhibits chirality?
      e) none of these
      a) CH4
      b) CH3OH
      c) CH3CH2OH
      d) Imgg22_84d.gif

85. Which of the following is optically active (i.e., chiral)?
      d) 2-chlorobutane
      a) HN(CH3)2
      b) CH2Cl2
      c) 2-chloropropane
      e) 3-chloropentane

86. Identify all the functional groups present in the following organic compound: 1) ketone, 2) aldehyde, 3) acid, 4) alcoho
       a) 2,6
       b) 2,5
       c) 1,2
       d) 1,2,5
       e) 3,4

87. Teflon is an example of a
       b) homopolymer
       a) copolymer
       c) dimer
       d) two of these
       e) none of these

88. Teflon is a type of
       d) polymer
       a) nylon
       b) PVC
       c) elastomer
       e) synthetic rubber

89. Consider the polymer drawn below: Imgg22_89.gif What monomer(s) is (are) needed to produce the above polymer?
       b) CH2 equals C(CH3)2
         a) CH2 equals CH2 and CH3CH equals CH2
         c) CH3CH equals CHCH3
         d) CO and CH2 equals CH2
         e) none of the above

90. The polymer Imgg22_90.gif is formed by addition of

         c) CH3–CHequalsCH–CH3
         a) CH2equalsCH-CH3
         b) CH3CH2CH3
         d) H2CequalsCH–CHequalsCH2
         e) CH3CHequalsC(CH3)2

     91. Which of the following pairs of substances could form an addition copolymer?
         c) H2CequalsCHCH + H2CequalsCHCH3
         a) H2CequalsCHCH3 + HOCH2CH2COOH
         b) HO(CH2)4COOH + HOCH2CHequalsCHCH3
         d) HOCH2CH2OH + HOOCCOOH
         e) H2NCH2COOH + H2NCH2CH2COOH

     92. The structure of the polymer used in a freezer wrap can mainly be described as follows:[CCl2 - CH2 - CCl2 - CH2
         a) CCl2equalsCH2
         b) Cl2C–CH2
         c) Cl2CequalsCH2equalsCCl2
         d) CCl2
         e) none of these

93. Which of the following polymers is not based on a substituted ethylene monomer?
      a) nylon
      b) polyvinylchloride
      c) Teflon
      d) polystyrene
      e) polypropylene

94. The greatest single use for PVC is
       c) pipe and pipe fittings
       a) credit cards
       b) table cloths and mats
       d) garden hose
       e) toys

95. No atoms are lost from starting material in making which kind of polymer?
       c) addition polymer
       a) condensation polymer
       b) polyester polymer
       d) vulcanized polymer
       e) branched polymer
96. The formula below is the repeating unit of a Imgg22_96.gif
       d) copolymer formed by a condensation reaction
       a) homopolymer formed by an addition reaction
       b) homopolymer formed by a condensation reaction
       c) copolymer formed by an addition reaction
       e) polyester formed by an addition reaction

97. Which of the following pairs of substances could form a polyester?
      d) HOCH2CH2OH + HOOCCOOH
      a) H2CequalsCHCH3 + HOCH2CH2COOH
      b) HO(CH2)4COOH + HOCH2CHequalsCHCH3
      c) H2CequalsCHCN + H2CequalsCHCH3
      e) H2NCH2COOH + H2NCH2CH2COOH

98. Which of the following monomers are used to produce the polymer:Imgg22_98.gif Imgg22_98a.gif
      b) II
      a) I
      c) III
      d) I and III
      e) II and III

99. What monomer(s) is (are) needed to make the polymer shown below? Imgg22_99.gif Imgg22_99a.gif
      c) I and II
      a) II
      b) III
      d) IV and V
      e) II and III

100. In condensation polymerization, a common by-product is:
        d) water
        a) ethylene
        b) alcohol
        c) aldehyde
        e) none of these

101. Dacron is an example of a
       a) copolymer
       b) homopolymer
       c) dimer
       d) two of these
       e) none of these

102. In each pair below the relative strength of the polymer types is indicated with the stronger polymer on the right. Whic
        b) polyamide (e.g., nylon) < polyhydrocarbon (e.g., polyethylene)
        a) low molecular weight < high molecular weight
        c) branched < linear
             d) low density < high density
             e) atactic < isotactic

     103. When sulfur is added to rubber and the mixture is heated, the resulting rubber is still elastic but much stronger. This p
           d) vulcanization
           a) addition polymerization
           b) isomerization
           c) oligomerization
           e) halogenation

     104. Which factor is not characteristic of a strong polymer?
           b) branching
           a) high crystallinity
           c) strong intermolecular forces
           d) high molecular weight
           e) isotactic

     105. The major use for linear low-density polyethylene (LDPE) is in the manufacturing of
            b) film for packaging
            a) pipes
            c) Teflon
            d) rubber
            e) carpets

     106. HDPE, or high-density polyethylene, is a highly recyclable material because:
           c) It is a thermoplastic polymer.
           a) It has a high molecular weight (molar mass).
           b) It is both strong and tough.
           d) It is a thermoset polymer.
           e) None of these.

     107. Which of the following will increase the rigidity of a polymer?
           d) introducing the possibility of hydrogen bonding between chains
           a) shorter polymer chains
           b) making chains more branched
           c) decreasing cross-linking
           e) using atactic instead of isotactic chains

108. Polystyrene is an addition polymer of styrene. What would be the effect if some divinylbenzene was added to styrene and t
             c) Divinylbenzene would act as a cross-linking agent, making the polymer stronger.
             a) The second polymer would be made less flammable than pure polystyrene.
             b) The polymer would be more flexible. Divinylbenzene acts as a plasticizer.
             d) There would be no effect on the properties of the polymer.
             e) There would be an effect, but it cannot be predicted.

     109. How many of the following apply to globular proteins? Imgg22_109.gif
            c) 3
              a) 1
              b) 2
              d) 4
              e) 5

       110. How many of the following apply to fibrous proteins? Imgg22_110.gif
b) 2
a) 1
c) 3
d) 4
e) 5

       111. Which of the following is not a function of proteins?
             e) All of these are functions of proteins.
             a) Structure.
             b) Catalysis.
             c) Oxygen transport.
             d) Energy transformation.

112. Which one of the following statements about the structure of proteins is incorrect?
            c) Nonpolar groups tend to face the outside of a protein in an aqueous solution.
            a) Disulfide bonds provide strong intrachain interactions.
            b) Hydrogen bonding stabilizes thealpha-helix proteins.
            d) Ionized amino acid side chains can form salt bridges within a protein.
            e) Heat can disrupt tertiary structure.

       113. The building blocks of all proteins are
              b) alpha amino acids
              a) pleated sheets
              c) alpha helices
              d) tertiary structures
              e) none of these

       114. What are the building blocks of proteins?
             d) amino acids
             a) nucleotides
             b) glucose and sucrose
             c) lipids
             e) esters

       115. A polypeptide is
              b) a condensation polymer of amino acids
              a) an addition polymer of amino acids
              c) a polymer of sugar molecules
              d) a part of nucleic acids
              e) none of these
     116. The condensation product of two amino acids is a(n)
a) dipeptide
            b) glycol
            c) ether
            d) ester
            e) diastereomer

     117. Nonpolar amino acid side chains contain substituents made mostly of what atoms?
            a) carbon and hydrogen
            b) nitrogen and oxygen
            c) carbon and nitrogen
            d) carbon and oxygen
            e) nitrogen and hydrogen

     118. Polar amino acid side chains contain functional groups containing mostly what atoms?
            b) nitrogen and oxygen
            a) carbon and hydrogen
            c) carbon and nitrogen
            d) carbon and oxygen
            e) nitrogen and hydrogen

     119. Which of the following is incorrect?
           e) Both polar and nonpolar amino acid side chains contain oxygen atoms.
           a) Nonpolar amino acid side chains are hydrophobic.
           b) Polar amino acid side chains are hydrophilic.
           c) Nonpolar amino acid side chains contain hydrogen.
           d) Polar amino acid side chains contain nitrogen.

     120. Consider the two amino acids ( Leucine and Asparagine) below. The circled portion of each amino acid represents th
            b) The side chain on asparagine is hydrophilic.
            a) Leucine's side chain is polar and asparagine's side chain is nonpolar.
            c) Asparagine is used to make polypeptides, but leucine is not.
            d) Leucine's large side chain makes it very reactive and unstable.
            e) At least two of the above statements are true.

     121. Which of the following is the best description of a protein?
           d) a chain of amino acids formed by condensation polymerization
           a) an alternating chain of amino acids and nucleic acids
           b) a chain of amino acids connected by ester bonds
           c) two antiparallel chains of nucleic acids connected by hydrogen bonding
           e) a chain of nucleotides connected by phosphodiester bonds

     122. The structures of proteins are partially determined by the order of various amino acids in the macromolecule. This lev
            a) primary structure
            b) secondary structure
            c) tertiary structure
            d) quaternary structure
             e) order of bases

123. The analysis of a protein for its amino acid content is valuable in determining the protein's
            d) primary structure
            a) tertiary structure
            b) secondary structure
            c) quaternary structure
            e) main structure

     124. The primary structure of a protein chain is
            a) the order of amino acids
            b) the arrangement of the chain in the long molecule
            c) the overall shape of the protein
            d) determined by the types of bonds it contains
            e) determined by the side chains

     125. How many possible sequences can be made for a polypeptide with eight different amino acids?
            d) 40320
            a) 8
            b) 64
            c) 256
            e) none of these

126. Hydrogen bonding between CequalsO groups and NH groups in the backbone of a protein determines the
            b) secondary structure
            a) primary structure
            c) tertiary structure
            d) quaternary structure
            e) all of these

     127. The alpha helix of a protein is held in a coiled conformation partly because of
            a) hydrogen bonding
            b) optical activity
            c) active sites
            d) double bonding
            e) ionization energies

     128. A pleated sheet arrangement of proteins
            e) all of these
            a) is found in muscle fibers
            b) contains interchain hydrogen bonds
            c) is found in silk fibers
            d) results when hydrogen bonds occur between protein chains

     129. An example of a secondary structure of a protein is
            c) a pleated sheet
            a) an alpha amino acid
       b) a peptide linkage
       d) serine
       e) none of these

130. In order to give someone a "permanent" (permanent waving of hair), these must be broken and reformed.
        a) disulfide linkages
        b) pleated sheets
        c) alpha helices
        d) alpha amino acids
        e) globular proteins

131. The overall shape of a protein is maintained by
       e) all of these
       a) hydrogen bonding
       b) ionic bonds
       c) dipole-dipole bonding
       d) covalent bonds

132. Which statement (A–D) is false with respect to proteins?
      a) Primary structure refers to the sequence of nucleotides.
      b) Secondary structure includesalpha-helixes.
      c) Tertiary structure includes disulfide bonds.
      d) The overall shape of a protein is related to the tertiary structure.
      e) All are false.

133. The secondary and tertiary structures of most biomolecules are determined by
       e) all of these
       a) hydrophobic bonding
       b) hydrogen bonding
       c) salt bridges
       d) disulfide bonds

134. When heat is added to proteins, the hydrogen bonding in the secondary structure breaks apart. What are the algebraic
      a) Both dH and dS are positive.
      b) Both dH and dS are negative.
      c) ?H is positive and dS is negative.
      d) ?H is negative and dS is positive.
      e) ?H is positive and dS is 0.

135. The process of breaking down the three-dimensional structure of a protein is called
       b) denaturation
       a) degradation
       c) decomposition
       d) fission
       e) none of these

136. Which of the following is not a monosaccharide?
       a) Sucrose.
       b) Glucose.
       c) Fructose.
       d) Galactose.
       e) All of these are monosaccharides.

137. The following represents the structure of a carbohydrate. Which of the choices would more specifically classify this c
       c) Hexose and aldose
       a) Hexose and ketose
       b) Pentose and aldose
       d) Pentose and ketose
       e) Tetrose and aldose

138. Which of the following would be the correct classification of the carbohydrate shown below? Imgg22_138.gif
      b) disaccharide
      a) monosaccharide
      c) polysaccharide
      d) starch
      e) cellulose

139. The monomers that make up a starch molecule are: Imgg22_139.gif
       c) I, III, VI
       a) I, III, V
       b) II, IV, VI
       d) II, IV, V
       e) I, IV, VI

140. Table sugar is a disaccharide formed from
       a) alpha-D-glucose and fructose
       b) beta-D-glucose and fructose
       c) D-galactose and D-ribose
       d) D-galactose and fructose
       e) none of these

141. All of the following statements about carbohydrates are true except which one?
       e) Fructose, a sugar found in fruit, has five carbon atoms.
       a) They serve as a food source for most organisms.
       b) They are used as a structural material for plants.
       c) Many have the empirical formula CH2O.
       d) Starch and cellulose are two important carbohydrates made of monosaccharides.

142. Which of the following pairs is incorrect?
      c) glycogen – disaccharide
      a) sucrose – disaccharide
      b) starch – polysaccharide
      d) cellulose – polysaccharide
      e) fructose – monosaccharide
     143. What carbohydrate is the form in which plants store glucose for future use as cellular fuel?
           a) starch
           b) cellulose
           c) glycogen
           d) sucrose
           e) fructose

144. Which of the following is a carbohydrate reservoir for animals?
c) glycogen
a) starch
b) cellulose
d) two of these
e) none of these

145. What carbohydrate breaks down rapidly when energy is needed?
c) glycogen
a) starch
b) cellulose
d) sucrose
e) fructose

146. Which of the following can be found both in DNA and RNA?
d) phosphate
a) ribose
b) deoxyribose
c) uracil
e) thymine

147. What does a nucleotide contain?
b) a sugar, a phosphate, and an organic base
a) a sugar and a phosphate only
c) amino acids
d) a sugar
e) four organic bases

148. Protein synthesis in a human occurs
b) on the ribosomes in the cytoplasm
a) in the nucleus
c) on the cell membranes
d) by reading pairs of tRNA nucleotides called codons
e) none of these

149. Which of the following is (are) not necessary for protein synthesis at the time and place where synthesis occu
c) DNA
a) amino acids
b) mRNA
d) tRNA
e) ribosomes

150. The complimentary nucleic acid sequence for the following DNA sequence—GAC TAC GTT AGC—is
d) CTG ATG CAA TCG
a) GAC TAC GTT AGC
b) TCA GCA TGG CTA
c) CGA TTG CAT CAG
e) none of these

151. The complimentary nucleic acid sequence for the following DNA sequence—ATG GAC GTA TTC—is
b) TAC CTG CAT AAG
a) ATG GAC GTA TTC
c) CGT TCA TGC GGA
d) CTT ATG CAG GTA
e) none of these

152. The complimentary nucleic acid sequence for the following DNA sequence—CTG ACT TAC GCT—is
c) GAC TGA ATG CGA
a) AGT CAG GCA TAG
b) CTG ACT TAC GCT
d) TCG CAT TCA GTC
e) none of these

153. Which of the following organic bases is not found in RNA?
d) thymine
a) adenine
b) guanine
c) cytosine
e) uracil

154. What type of bonding occurs between two consecutive nucleotides in RNA?
a) ester
b) amide
c) hydrogen
d) ionic
e) hydrophobic

155. Which of the following has the smallest molar mass?
e) tRNA
a) mRNA
b) dRNA
c) rRNA
d) sRNA

156. An anticodon
e) all of the above
a) is part of tRNA
b) complements the codon on mRNA
c) codes for a specific amino acid
d) is a sequence of three bases

157. Which of the following statements is correct?
e) None of these.
a) No one has ever made a polymer using amide bonds.
b) Nucleic acids are made of nucleotides joined together with amide bonds.
c) The primary structure of DNA is determined by the order of amino acids.
d) All of the above (A-C) statements are true.

158. Which statement is true?
e) All of these.
a) Protein synthesis takes place in the cytoplasm of the cell.
b) Each gene in the DNA molecule codes for a specific protein.
c) Messenger RNA can be found in both the nucleus and the cytoplasm of each cell.
d) When a peptide bond is formed, H2O is produced.




18. T F Cyclobutane has 109° bond angles like all alkanes.
Ans: False  Algorithm: No    Chapter/Section: 22.1       Difficulty: Easy    Keyword 1: Chemistry   Keyword
owever, the teacher pointed out that, although the molecule could be correctly drawn from this name, the name violates the IUPAC rules
appears below?Imgg22_9.gif




ylhexane However, his TA pointed out that, although the molecule could be correctly drawn from this name, the name violates the system




nt pointed out that although the correct structure could be drawn, the name did not follow systematic rules. What is the correct systemat




s) of Imgg22_12.gif Which of these phrases could be used to describe this compound? Imgg22_12a.gif
t amount of carbon dioxide?




ed corn oil." This means that:
d and the product is an unsaturated hydrocarbon are called




H3CHequalsCHCH2CHequalsC(CH3)2
marily due to




. Which of the following structures could represent C4H8 in this reaction?




a secondary alcohol results in a(n) _________.
 ic product?Imgg22_49.gif




mgg22_51.gif
f strong acid, you would most likely discover in your flask:




water molecule.




arbon center?




d oxygen (CequalsO)?
) ketone, 2) aldehyde, 3) acid, 4) alcohol, 5) ether, 6) ester, 7) amine. Imgg22_86.gif




needed to produce the above polymer?
d as follows:[CCl2 - CH2 - CCl2 - CH2 - CCl2 - CH2 - CCl2 - CH2]n The chief monomer of this wrap would have which structure?
.gif Imgg22_98a.gif




99.gif Imgg22_99a.gif




the stronger polymer on the right. Which comparison is wrong?
is still elastic but much stronger. This process is called




inylbenzene was added to styrene and then polymerized? Imgg22_108.gif
ortion of each amino acid represents their R groups, or side chains. Imgg22_120.gif Which of the following statements are true?




no acids in the macromolecule. This level of structural determination is known as
ent amino acids?




protein determines the
st be broken and reformed.




ure breaks apart. What are the algebraic signs of dH and dS for the denaturation process?
s would more specifically classify this compound? Imgg22_137.gif




 shown below? Imgg22_138.gif
me and place where synthesis occurs?
—GAC TAC GTT AGC—is




—ATG GAC GTA TTC—is




—CTG ACT TAC GCT—is
Keyword 1: Chemistry   Keyword 2: organic chemistry   Keyword 3: cycloalkane   Keyword 4: structural characteristic
he name violates the IUPAC rules. What is the correct (IUPAC) name of the molecule?
ame, the name violates the systematic rules. What is the correct (systematic) name of the molecule?




ules. What is the correct systematic name for the molecule?
hich structure?
uctural characteristic
22.1                c)methylbutanea)isopropane
       1. Name the following:Imgg22_1.gif                   d)n-pentane
                                               b)methylpentane           e)dodecane
22.1                c)3,3-dimethylpentane b)2-methyl-2-ethylbutane
                                  a)n-heptane
       2. Name the following:Imgg22_2.gif                                e)none of
                                                            d)2,2-diethylpropane these
22.1                b)propane CH3 - CH2 - CH3
       3. Name the following: a)ethane c)butane d)pentane e)hexane
22.1                b)3,5-dimethylheptanec)secondary ethylpentane
                                   Imgg22_4.gif.                         e)none of these
       4. Name the following: a)2,4-diethylpentane d)2,3-dimethyl-2,3-diethylpropane
22.1                e)3-methylpentane
                                  a)n-hexane b)isohexane
       5. Name the following:Imgg22_5.gif                                d)methyl-diethylmethane
                                                            c)1,2,3-trimethylpropane
22.1                d)hexane a)ethane b)butane c)pentane e)heptane
       6. Name the following:CH3-(CH2)4-CH3
22.1                b)2,2,3,5-tetramethylhexane
                                  a)2-t-butyl-4-methylpentane
                                               c)2,4,5,5-tetramethylhexane of these
                                                            d)1-sec-butyl-1,2,2-trimethylpentane
                                                                         e)none
       7. A student gave a molecule the following name:2-methyl-4-t-butylpentane However, the teacher pointed out th
22.1                the following names is b)2-ethyl-4-tertiary-butylpentane
                                  a)3-methyl-4-isopropylpentane e)trans-1,2-dimethylethane
                                                a correct d)t-butylethane
       8. Which of c)2,2,3,5-tetramethylheptane one?
22.1                e) compound 2,4-diethyl-3,6-dimethylheptane 5-ethyl-3,6-trimethyloctane
                                  a) whose carbon skeleton (minus any hydrogen atoms) appears below?Imgg22_9.gif
                                               b) 2,5-dimethyl-4,6-diethylheptane
                                                                         d)
       9. What is the 4-ethyl-2,5,6-trimethyloctane c) 1,4-diethyl-3,6-dimethyl-tridecane
22.1                e) 2,3,5,6-tetramethyloctane
                                  a) 3,4-dimethyl-6-isopropylheptane 1,2-diethyl-3,6,7-trimethylheptane his TA pointed o
                                               following name: 2-ethyl-3-methyl-5-isopropylhexane However,
                                                            c) 3,4,6,7-tetramethyloctane
                                                                         d)
       10. A student gave a molecule the b) 2-isopropyl-4,5-dimethylheptane
22.1                c) the professor named a 1-methyl-1-propylpropane An alert student pointed out that although the co
                                  a) 2-ethylpentane
       11. In lecture,3-methylhexane                        d) 4-methylhexane
                                                                         e) none
                                               b) molecule 4-ethylpentane. of these
22.1                a) I, II, III b) is the carbon IV, V d) II, IV, V e) hydrogen
       12. The compound below II, III, IV c) III, skeleton (minus any I, II, III, IV atoms) of Imgg22_12.gif Which of these ph
22.1                a) ethane – b) pentane – C5H12 C6H14
                                  C2H4         c) hexane                 e) octane
       13. Which of the following pairs is incorrect? – d) heptane – C7H16 – C8H18
22.1                d) octane has Octane exhibits hydrogen bonding At126°C two of theethane.are ethane.
                                  a) stronger b) Octane has than forces andpressure than bonds
                                                 boiling dispersion ethane, least versus –89°C?
                                                            c) a higher vapor more double above
                                                                         e) than ethane.
       14. Why does Octane have a higherLondon point Octane contains ethane does not. thancorrect.
22.1                a)
       15. How many1isomers b) 2               c) 3
                                  of C3H8 are there?        d) 5         e) 6
22.1                a) possible product of c) C4H10Cl2 C4H6Cl2 e) in the presence of light?
                                                            d)
       16. Which is a C4H9Cl b) C4H8Cl the chlorination of butaneC4H9Cl2
22.1                e) All following, upon reacting withc) neopentaneTwo
                                  a) n-pentanewould form
                                               b             oxygen, would form
                                                                         d)             above would form carbon dioxide?
       17. Which of the (A-C) of the above ) isopentaneequal amounts. of the greatest amount ofequal amounts.
22.2                d) following: Imgg22_19.gif
                                  a) 1-hexyneb)             c) 2-ethyl-3-butyne
       19. Name the 3-methyl-1-pentyne 2-ethynyl butane e) 3-methyl-4-pentyne
22.2                b) following:Imgg22_20.gif
                                  a) 1,1,1-trichloro-5-bromo-3-pentenenone of these
                                               c) 1,1,1-trichloro-5-bromo-2-pentene
                                                            d)           e)
       20. Name the 1-bromo-5,5,5-trichloro-2-pentene1,1,1-trichloro-5-bromo-3-pentyne
22.2                CCH2CH2Cl a) 1-chloro-3-pentyne c) 1-acetylenyl-3-chloropropane
                                  is named:
       21. CH3C - d) 5-chloro-2-pentyne b) 5-chloro-2-pentene e) 1-chloro-3-pentene
22.2                d) ingredients carbon–carbon bondsAll the carbon–carbon bonds
                                  a) All the carbon bondsthethe oil arebonds of unsaturated.
                                               b) Many of c) are multiple bonds.
                                                             in polymer None bonds.
                                                                         e) as "polyunsaturated triple bonds.
       22. One of theMany of the on a margarine container is listedsinglearethese. are corn oil." This means that:
22.2                c) II and III a) I four compounds: d) III and IVe) I and are
       23. Consider the following and II b) I and IIIImgg22_23.gif WhichIV the same molecule?
22.2                d) Carbon #2 exhibits sp2 There is free bonds. e) is true?
                                  a) The molecule has twopi rotation around every bond in
                                               b) hybridization.
                                                            c) Cis-2-butene is its structural isomer.
       24. Consider the molecule trans-2-butene. Which statementNone of the above. the molecule.
22.2                a) alkynes b) alkenes c) cyclic alkanes bonde) alkanes
                                                             triple
       25. Hydrocarbons containing a carbon–carbond) aldehydesare called
22.2                a)            b) 1         c) 2         d) 3
       26. How many0of the following molecules exist?Imgg22_26.gif       e) 4
22.2                b)            are          c) 4         d) 5
       27. How many3isomers a) 2 there of "dichloroethene"? e) 6
22.2                a) 1-propene) 2-propene cis-1-propene
                                               c)            product of e) cis-2-propene
       28. Propane undergoesbdehydrogenation. The d) trans-1-propene     this is
22.2                b) dehydrogenation reactionsin which reactions atoms
                                  involving alkanes
                                               c) reactions hydrogen polymerization reactions
                                                            d)           e)
       29. Chemical reactions a) combustionsubstitutionaddition reactionsare removed and the product is an unsaturated
22.2                c) following: Imgg22_30.gif
                                  a) 2-chloro-3-chloro-cis-2-butene e) 2,3-dichloro-1-methyl-propene
       30. Name the 2,3-dichloro-trans-2-butene             d) 1-chloro-1-methyl-2-chloro-propene
                                               b) 2,3-dichloro-cis-2-butene
22.2                b) Imgg22_31b.gif
                                  a) Imgg22_31a.gif
                                               c) Imgg22_31c.gif
                                                            d) Imgg22_31d.gif
                                                                         e) Imgg22_31e.gif
       31. Which of the following compounds can exhibit geometrical isomerism?
22.2                c) 4          a) 2         b) 3         d) 5         e) of chloropropene?
       32. How many structural and geometrical isomers are there more than 5
22.2                a)
       33. How many2geometric 3                c) 4         d) 5         e) 6
                                  b) isomers can be drawn for the following compound: CH3CHequalsCHCH2CHequalsC(CH3
22.2                e) 1-methyl-cyclobutene
                                  a) 2-pentene structural isomer of 1-pentene?
                                                            c) cyclopentane
       34. Which of the following is not a b) 2-methyl-2-butene d) 3-methyl-1-butene
22.3                the compound represented by the following structure?Imgg22_35.gif
                                   C6H6        b) cyclohexane, C6H12 d) cyclohexatriene, C6H12
       35. What is e) benzene,a) cyclohexene, C6H10 c) cyclohexatriene, C6H9
22.3                b)            a) 2         c) 4         d) 5
       36. How many3different possible tetramethylbenzenes exist?        e) 6
22.3                the most characteristic reaction ofd) addition
                                  a)
       37. What is c) substitutionoxidationb) reductionbenzene? e) addition and elimination
22.3                a) contain what
                                  b) benzene c) hydrocarbon?d)
       38. Mothballs naphthalene aromaticanthracene phenanthrene         e) toluene
22.3                d) following:Imgg22_39.gif
                                   alcohol b) ethyl
       39. Name the isopropyla) methyl alcohol alcohol                   e) butanol
                                                            c) propyl alcohol
22.4                a) methanol ) ethanol c) propanold) isopropanolnone of these
                                  b
       40. Which of the following is known as wood alcohol?              e)
22.4                d) isopropanola) methanol ethanol c) propanole) none of these
                                               b
       41. Which of the following is known)as rubbing alcohol?
22.4                a) methanol the greatest commercial value? e) and ethanol
                                   and ethanol ethanol and phenol
                                               c)           d)
       42. What alcohols haveb) methanol and phenol 1-propanol 1-propanol and methanol
22.4                b) alcohol a) ketone c) ether            C-O bond? e) aldehyde
       43. Which of the following has only one single d) ester
22.4                b) the hydrogen bondingmuch higher masses ofof sizeofdoubleis primarily due to
                                   methanol is in in molar than that methanol This bond
                                               c) the significant carbon oxygen these between methanol
                                                            d)           e) none difference
       44. The boiling point ofa) the differencemethanolthemolecularethane. and ethanein themethanol and ethane
22.4                the following molecule:Imgg22_45.gif
                                  a) primary alcohol
       45. Classify c) tertiary alcohol                     d) ether
                                               b) secondary alcohol e) phenol
22.4                b) ethanol a) methanol ) propanole) such of these    e) none
       46. Which of the following is foundcin beverages none as wine? of these
22.4                c) Imgg22_47c.gif waterCH3CH2CHequalsCH2 alcohol these
                                  a) with      b) and H2SO4, a tertiary none
                                                                         e)
       47. When C4H8 is treatedCH3CHequalsCHCH3 d) CH3CH2CH2CH3 ofis produced. Which of the following structures
22.4                b) aldehyde, ketone c)acid, inether __________ and carboxylic a secondary alcohol results in a(n) _
                                  a) carboxylic ester, a(n) d)           e) amine,
       48. Oxidation of a primary alcohol results amine ketone, aldehydeoxidation of acid
22.4                c) followinga) 3-pentanoic3-pentanol 3-pentanal Nothe major takes place.
       49. When the 3-pentanone              b) acid      d)           e)
                                  organic compound is oxidized, what is reaction organic product?Imgg22_49.gif
22.4                d) following:Imgg22_50.gif
       50. Name the diethyl ether                         c) diethylketone of these
                                 a) acetone b) butyraldehyde           e) none
22.4                the functionalester present in the following organic compound:Imgg22_51.gif
       51. Identify c) ether     a) group b) aldehyded) ketone e) none of these
22.4                a) Imgg22_52a.gif
                                 b) CH3CH2OCH3
       52. Which molecule is an ether? c) Imgg22_52c.gif  d) CH3CH2NH2 e) none of these
22.4                d) following:Imgg22_53.gif
                                 a) 2-chloro-3-ethyl-1-isopropylbutanone ketone methane
                                             b) isopropyl-chloro,methylbutyl
       53. Name the 4-chloro-2,5-dimethyl-3-heptanone                  e) 3-methyl-4-chloro-1-isopropylpentanone
                                                          c) 2-butyl,chloro,isobutanoyl
22.4                the type of a) aldehydeb) ester
                                 organic                  c) amine d) alcohol
       54. Identify e) none of these compound shown: Imgg22_54.gif
22.4                the type of organic c) amine d) ketone e) none
       55. Identify a) aldehydeb) ester compound shown: Imgg22_55.gif of these
22.4                c) Imgg22_52c.gif
                                 a) Imgg22_52a.gif
       56. Which molecule is a ketone? b) CH3CH2OCH3      d) CH3CH2NH2 e) none of these
22.4                the following acid       c) amine d) ketone e) carbonyl
       57. Classify b) aldehydea) molecule:Imgg22_57.gif
22.4                the following acid       b) aldehydec) amine e) carbonyl
       58. Classify d) ketone a) molecule: Imgg22_58.gif
22.4                d) an following ketone primary alcohol aminee) an ether
                                 a) a                     c)
       59. Which of the aldehyde yields a b) an alkene an upon reduction?
22.4                b) a carboxylican aminec) more solublehydrocarbon of these of NaOH?
                                 a) becomes an aromatican alkane upon addition
       60. Which of the followingacid                                  e)
                                                          d) in water two
22.4                b) an following secondary alcohol d) a ketonee) tertiary alcohol
                                 a) a        c) a cycloalkane
       61. Which of the aldehyde will yield a carboxylic acid upon oxidation?
22.4                c) carboxylic acids
                                 a) esters b) general d) ketones e) aldehydes
       62. What organic molecules have thealcohols formula RCOOH?
22.4                c) following:acetate acetate
                                    n-propyl b) isopropyld) ethyl propanoateof these
       63. Name the isopropyla)Imgg22_63.gif               formate e) none
22.4                the common orange juice  acetylsalicylic acid?
       64. What is b) aspirin a) name for c) acetone d) bananas e) vinegar
22.4                d) esters a) ethers b) alkynes c) carboxylic acids
       65. What organic compounds often have pleasant fruity odors?    e) amines
22.4                b) ester     a) ketone c) alcohol d) amine e) ether
       66. Which of the following has a double C-O bond and a single C-O bond?
22.4                e) I the structures below, different moleculard)isomers of each other. other.
                                 a) and II have and III are II and III true?Imgg22_67.gif each
                                               compound. structuralformulas.
                                                          c)               stereoisomers of
       67. Referring toand III are Ithe sameb) I which statement isareII and III are different conformations of the same com
22.4                the type organic compound             d) ketone e) none
       68. Identify b) ester of a) aldehydec) amineshown:Imgg22_68.gif of these
22.4                a) imgg22_52a.gif
                                 b) CH3CH2OCH3
       69. Which molecule is an ester? c) imgg22_52c.gif  d) CH3CH2NH2 e) none of these
22.4                b) an ester pentanoic c) an amined) an alkanea an aldehyde
       70. If you were to heat a) a ketoneacid and 2-butanol withe) catalytic amount of strong acid, you would most likely
22.4                a) ester     b) amine c) polymer to form a(n) aldehyde
       71. A carboxylic acid will react with an alcohol d) ketone e)__________ and a water molecule.
22.4                d) condensation
                                 a) combustionhydrogenation
                                             b)
       72. Aspirin is formed via a(n) __________ reaction.c) addition e) substitution
22.4                b) ketones a) cyclic etherscompounds alkanes e) amines
       73. Which of the following types ofc) alcohols d)must have an sp2-hybridized carbon center?
22.4                e) All following functionalCarboxyl.c) Ketone. d) Carboxylic acid.
                                 a) Aldehyde. groups does not contain a doubly bonded oxygen (CequalsO)?
                                             b)
       74. Which of the contain a double bond.
22.4                c) an alkene is alkyne and alkene and alkyne none of these
                                  and        b) amine d) an primary amine
                                                                       e)
       75. H2CCHCH2N(CH3)2a) an a tertiaryan a secondaryaamineand a tertiary amine
22.4                the type organic compound             d) ketone e)
       76. Identify c) amine of a) aldehydeb) ester shown: (CH3)3N none of these
22.4                d) CH3CH2NH2 a) img22_52a.gif
       77. Which molecule is an amine? b) CH3CH2OCH3                   e) none
                                                          c) img22_52c.gif of these
22.4                the following molecule: Imgg22_78.gif
                                 b) secondary amine amine
       78. Classify a) primary amine                                   e)
                                             c) tertiary d) amino acid peptide
22.4                the secondary amine.
                                 a)
       79. Identify b) (CH3)2NH CH3NH2 c) Imgg22_79c.gif  d) NH3       e) (CH3)3N
22.4                b) 3-methyl-2-pentene c) 4,4-dimethylcyclohexanol
                                 a) 2,3-dimethyl-2-butene ortho-chlorotoluene possible?
                                                          d)           e) isomers
       80. For which of the following compound(s) are cis and transAll can exhibit cis/trans isomers.
22.4                d) Imgg22_81d.gif
                                 a) Imgg22_81a.gif
                                             b) Imgg22_81b.gif
       81. Which of the following has an optical isomer?               e) none
                                                          c) Imgg22_81c.gif of these
22.4                b) Imgg22_82b.gif
                                 a) Imgg22_82a.gif active aldehyde?Imgg22_82e.gif
                                             optically d) Imgg22_82d.gif
       82. Which structure represents an c) Imgg22_82c.gif             e)
22.4                 optically active molecule Imgg22_83b.gif
                                 a) Imgg22_83a.gif thed) Imgg22_83d.gif of these
       83. Pick thec) Imgg22_83c.gif         b) from       following. e) none
22.4                e) none of these
                                 a) CH4      b) exhibits c) CH3CH2OH
       84. Which of the following moleculesCH3OH chirality? d) Imgg22_84d.gif
22.4                d) 2-chlorobutane
                                 a) HN(CH3)2 active c) 2-chloropropane
                                             b)
       85. Which of the following is opticallyCH2Cl2 (i.e., chiral)? e) 3-chloropentane
22.4                all the      b) 2,5      c) 1,2       d) 1,2,5     e) 3,4
       86. Identify a) 2,6 functional groups present in the following organic compound: 1) ketone, 2) aldehyde, 3) acid, 4
22.4                b) homopolymer
                                 a) copolymer dimer d) two of these
       87. Teflon is an example of a         c)                        e) none of these
22.5                d) type of
       88. Teflon is a polymer a) nylon b) PVC                         e
                                                          c) elastomer ) synthetic rubber
22.5                b) CH2 equals C(CH3)2 c) CH2 and d) CO and CH2 CH2 the is (are)
                                 a) drawn below: Imgg22_89.gif What monomer(s)
                                                          CH3CH equals equals
                                                                       e)
       89. Consider the polymer CH2 equals CH3CH equals CHCH3 none of CH2above needed to produce the above po
22.5                c) CH3–CHequalsCH–CH3 CH3CH2CH3
                                 a) CH2equalsCH-CH3 d) H2CequalsCH–CHequalsCH2
                                             b)
       90. The polymer Imgg22_90.gif is formed by addition of e) CH3CHequalsC(CH3)2
22.5                c) H2CequalsCHCH + H2CequalsCHCH3 forme) H2NCH2COOH + H2NCH2CH2COOH
                                 a) H2CequalsCHCH3 + HOCH2CH2COOH + HOOCCOOH
                                             substancesd) HOCH2CH2OH
                                                           could        an addition copolymer?
       91. Which of the following pairs of b) HO(CH2)4COOH + HOCH2CHequalsCHCH3
22.5                a) CCl2equalsCH2
                                 b) Cl2C–CH2 Cl2CequalsCH2equalsCCl2 of these
                                             c)           d) CCl2      e) none
       92. The structure of the polymer used in a freezer wrap can mainly be described as follows:[CCl2 - CH2 - CCl2 - CH
22.5                a) nylon b) polyvinylchloride d) on a substituted ethylene
                                             c) Teflon                 e)
       93. Which of the following polymers is not basedpolystyrenepolypropylene monomer?
22.5                c) pipe and pipefor PVCb)
                                 use fittings is          d) and mats toys
       94. The greatest single a) credit cardstable clothsgarden hose  e)
22.5                c) are lost polymer b) polyester making which kind of polymer
                                 a) condensation polymer   polymer e) branched
       95. No atoms additionfrom starting material ind) vulcanized polymer polymer?
22.5                d) copolymer formed by ahomopolymeran addition reaction addition reaction
                                  is homopolymer formed by formed formed byformed reaction
                                               b) condensation reactionpolyester an
                                                            a copolymer by
                                                                        e)
       96. The formula below a) the repeating unit of c) Imgg22_96.gif a condensationby an addition reaction
22.5                d) HOCH2CH2OH + HOOCCOOH + HOCH2CH2COOH + H2CequalsCHCH3
                                  a) H2CequalsCHCH3 c) H2CequalsCHCN
                                               substances could forme) polyester?
                                                                         a H2NCH2COOH + H2NCH2CH2COOH
       97. Which of the following pairs of b) HO(CH2)4COOH + HOCH2CHequalsCHCH3
22.5                b) II         a) I         c) III       d) I produce II and III
       98. Which of the following monomers are used to and III e)the polymer:Imgg22_98.gif Imgg22_98a.gif
22.5                c) I and II a) II          b) III        the and V e) II and below? Imgg22_99.gif Imgg22_99a.gif
       99. What monomer(s) is (are) needed to maked) IV polymer shownIII
22.5                d) water a) ethyleneb) a common by-product is:
       100. In condensation polymerization,alcohol c) aldehydee) none of these
22.5                a) an example of a
                                  b)
       101. Dacron iscopolymer homopolymer     c) dimer d) two of these e) none of these
22.5                b) polyamide low nylon)branchedd)<low densityatactic density
                                   the relative strength of< linearmolecular weight
                                               c) < weight the polymer types < isotactic
                                                                high    e) < polyethylene)
       102. In each pair belowa) (e.g.,molecularpolyhydrocarbon (e.g., highis indicated with the stronger polymer on the ri
22.5                d) vulcanization
                                  a) addition polymerization
                                               b) isomerization
                                                            c) oligomerization
                                                                        e) halogenation
       103. When sulfur is added to rubber and the mixture is heated, the resulting rubber is still elastic but much strong
22.5                factor is not high crystallinity intermolecular isotactic
                                  a            c) strong d) high molecular weight
                                                                        e)
       104. Which b) branching )characteristic of a strong polymer?forces
22.5                b) film for packaging c) Teflon d) rubber(LDPE) is in the manufacturing of
                                  linear low-density polyethylene e) carpets
       105. The major use for a) pipes
22.5                or high-density polyethylene, both d) weight (molar mass).
                                  a) It has a polymer. a highly aand e) Nonepolymer.
                                               b) is is strong thermoset of these.
                                                                        tough.
       106. HDPE, c) It is a thermoplastichighItmolecular It isrecyclable material because:
22.5                of the following will increaseof hydrogenof a polymer?atactic
                                  a) the possibility the chains more e) using
                                               b) making rigidity bonding between chains
                                                            c)          branched
       107. Which d) introducingshorter polymer chainsdecreasing cross-linking instead of isotactic chains
22.5                c) Divinylbenzene would act of styrene. What agent, bewould be polymer stronger. as a plasticizer. t
                                  a) The second The polymer wouldmadebemakingeffect if effect,divinylbenzene was added
                                               b) polymer d) There would less flammable than pure polystyrene. predicted.
                                                            would be would nothe the an some but it of the be
                                                                        e) more effect Divinylbenzene acts
       108. Polystyrene is an addition polymer as a cross-linking be There flexible. on the properties cannotpolymer.
22.6                c) 3          a) 1         b) 2         d) 4        e) 5
       109. How many of the following apply to globular proteins? Imgg22_109.gif
22.6                b) 2          a) 1         c) 3
       110. How many of the following apply to fibrous 4                e) 5
                                                            d) proteins? Imgg22_110.gif
22.6                of the following isfunctions of proteins.
                                  a) are not a Catalysis.c Oxygen transport.
                                               b)
       111. Which e) All of these Structure. function of )proteins? d) Energy transformation.
22.6                one of the a) Disulfide b)to face about the structure can disrupt incorrect? salt bridges within a prot
                                   groups tend Hydrogen outside stabilizes thealpha-helix proteins.
                                               bonds provide strong amino acidinteractions.cansolution.
                                                            d) Ionized intrachain side chains
                                                                          a protein in an aqueous form
       112. Which c) Nonpolarfollowing statementsthe bonding ofe) Heatof proteins istertiary structure.
22.6                b) alpha amino all proteins are
                                  a) pleated c) alpha d) tertiary structures these
       113. The building blocks of acids sheets helices                 e) none of
22.6                d) the building
                                  a) nucleotidesglucose and sucrose e) esters
                                               b)
       114. What areamino acids blocks of proteins?c) lipids
22.6                b) a condensation polymer of amino acids of e) noneacids
                                               c) polymer d) a part molecules these
                                                            of amino nucleic of
       115. A polypeptide is a) an additiona polymer of sugar acids
22.6                a) dipeptideproduct c) ether            d) ester
       116. The condensation b) glycol of two amino acids is a(n) e) diastereomer
22.6                a) amino acidhydrogen contain substituents made mostly of what atoms?
                                  b) side chains oxygend) nitrogen e) oxygen
                                               and
       117. Nonpolarcarbon and nitrogen c) carbon and carbon and nitrogen and hydrogen
22.6                b) nitrogen a) carbon contain functional groups nitrogen and hydrogen
                                  and oxygenc) hydrogen nitrogen e) oxygen
                                                            d)
       118. Polar amino acid side chainsand carbon and carbon andcontaining mostly what atoms?
22.6                of the polar and incorrect? acidc) Nonpolard) Polar are side chains chains hydrogen.
                                  a) Nonpolarb) Polar amino side chains contain oxygen side
                                                amino        side chains are hydrophobic. atoms.
                                                                           chains amino acid
       119. Which e) Bothfollowing isnonpolar amino acidacid sideamino acid hydrophilic.containcontain nitrogen.
22.6                b) the side chain acidsc) Leucine hydrophilic. e) At least two of the but very of each amino acid repres
                                  a) Leucine's ( Asparaginepolar and large side chain chain it nonpolar.
                                                side chain is Leucine's make polypeptides, above statements are true.
                                                            d) Asparagine) below. The circled portion reactive
       120. Consider The two aminoon asparagine isand is used toasparagine's sidemakes isleucine is not. and unstable.
22.6                of the following is acids formed by condensationandchainsbyacids bonds
                                  a) an alternatingdescription ofantiparallel nucleic ester connected by phosphodiester b
                                               b) a chain of two protein?
                                                            c) amino acidsa chain of of nucleic
                                                                        e) polymerization
       121. Which d) a chain of aminothe best chain of aminoaacids connectednucleotidesacids connected by hydrogen bo
22.6                a) primary proteins
                                  b) secondary tertiarydetermined by order of of various amino acids in the macromolecule
                                                partially structure e) structure
       122. The structures of structurearec) structure d) quaternarythe order bases
22.6                d) primary structure structure c) structure valuable in
                                  a) tertiary b) secondary quaternary main structure
       123. The analysis of a protein for its amino acid content ise) structure determining the protein's
22.6                a) the orderb) the arrangement of thedetermineddetermined by the side chains
                                    of of a protein overall chain in e) protein
                                               c) the       d)           the long molecule
       124. The primary structureamino acids chain is shape of the by the types of bonds it contains
22.6                d) 40320 a) 8              b) 64        c) for      e) none of these
       125. How many possible sequences can be made256 a polypeptide with eight different amino acids?
22.6                b) secondarybetween CequalsO structure e) all of in the
                                     primary c) tertiary d) quaternary structure
       126. Hydrogen bondinga)structurestructure groups and NH groupsthese backbone of a protein determines the
22.6                a) hydrogenabonding activityin a coiled conformation
                                     optical held           d)          e) ionization because
       127. The alpha helix of b)protein is c) active sites double bonding partlyenergies of
22.6                e) sheet arrangement b) contains c) is
                                  a)           of proteins interchain in silk fibers
                                                                        d) results when
       128. A pleatedall of these is found in muscle fibers found hydrogen bonds hydrogen bonds occur between protein
22.6                c) a pleateda) an alpha b) a peptideprotein
                                   sheet       amino of a linkage
       129. An example of a secondary structureacid d) serineis e) none of these
22.6                a) disulfide b) pleated sheets helices
                                  linkages c) alpha         (permanente) globular hair), these
                                                                          waving
       130. In order to give someone a "permanent" d) alpha amino acidsof proteins must be broken and reformed.
22.6                e) all of these a proteinb) maintained by
                                  of            bonding c)              d) covalent bonds
       131. The overall shape a) hydrogen is ionic bondsdipole-dipole bonding
22.6                statement (A–D) is refers to respectTheproteins? disulfide bonds.
                                  b) Secondary structure d) to overall All
                                               c) Tertiary structure of e) shape false.
                                                            includesalpha-helixes.
                                                                         nucleotides.
       132. Which a) Primary structurefalse with the sequence includesare of a protein is related to the tertiary structure.
22.6                e) all of and tertiary structures of most biomolecules are bonds
                                  a)           b) hydrogen salt bridges
                                                            c)
       133. The secondarythese hydrophobic bonding bonding d) disulfide determined by
22.6                a) Both dH and dS are positive.positive andnegative the secondary structure
                                  b) Both dH andthe hydrogen bonding ?H and dS
                                               c) dS        d) ?H is     is in is positive and dS
       134. When heat is added to proteins,?H isare negative. dS e) negative. is positive. is 0. breaks apart. What are the
22.6                b) denaturation
                                  a) degradation three-dimensionale) none of of a protein is called
                                                the
       135. The process of breaking downc) decomposition    d) fission structure these
22.6                of the following is not c) Fructose.d) Galactose. All of these are monosaccharides.
       136. Which a) Sucrose. b) Glucose. a monosaccharide?             e)
22.6                c) Hexose andHexose structure ofd) carbohydrate. Which of aldose
                                  a) aldose b) ketose a Pentose e) Tetrose
       137. The following represents theandPentose and aldose and ketoseand the choices would more specifically class
22.6                of the following
                                  a) monosaccharidecorrect classification of the carbohydrate shown below? Imgg22_138.gi
                                               be the
       138. Which b) disaccharide would c) polysaccharide   d) starch e) cellulose
22.6                c) I, III, VI a) I, III, V a II, IV, molecule are: e) I, IV, VI
       139. The monomers that make up b)starch VI d) II, IV, V Imgg22_139.gif
22.6                a) alpha-D-glucose and c) D-galactoseD-galactosenone of these
                                  b) beta-D-glucose from and
                                               fructose d)              e) and
       140. Table sugar is a disaccharide formedand fructoseD-ribose fructose
22.6                e) followinga sugar foundThey carbohydrates d) the empirical formula CH2O. important carbohydrates
                                    statements as afruit, c) Manycarbon true except for plants.
                                               b) in food used as a structural material
                                                             source have Starch and cellulose are two
                                                                        are atoms.
       141. All of theFructose,a) They serveabout are has five for most organisms.which one?
22.6                of the following pairs is disaccharide cellulose e) polysaccharide
                                  – sucrose –b) incorrect? d)            –
       142. Which c) glycogen a) disaccharidestarch – polysaccharidefructose – monosaccharide
22.6               a) starch b) cellulosec) glycogen d) sucrose glucose for
       143. What carbohydrate is the form in which plants store e) fructose future use as cellular fuel?
22.6                of the following is a b) cellulosed) two of these
                                                                    e) none of
       144. Which c) glycogen a) starch carbohydrate reservoir for animals? these
22.6               c) glycogen a) starch b) cellulosed) sucrose e) fructose
       145. What carbohydrate breaks down rapidly when energy is needed?
22.6                of the following can found both in
                                a)                     c) uracil e) thymine
       146. Which d) phosphate ribose beb) deoxyribose DNA and RNA?
22.6               b) a a nucleotide contain?a an organiconly
                                a) a sugar andamino acidsa base
                                            c)         d)
       147. What doessugar, a phosphate, andphosphate sugar e) four organic bases
22.6               b) on the ribosomes nucleus
                                the the in c) cytoplasmby reading none of these
                                            the        d)           e)
       b) on the ribosomes in a) incytoplasmon the cell membranespairs of tRNA nucleotides called codons
22.6                of the      a) amino acidsmRNA d) tRNA
                                            b)                      e) ribosomes
       149. Which c) DNAfollowing is (are) not necessary for protein synthesis at the time and place where synthesis occu
22.6               d) CTG ATG a) GAC TAC b) sequenceTGGthe following DNA sequence—GAC TAC GTT AGC—is
                                CAA TCG GTT AGC for CTA CAT CAG
       150. The complimentary nucleic acid TCA GCA c) CGA TTG e) none of these
22.6               b) TAC CTG a) ATG GACc) sequence for the e) none of these
                                CAT AAG GTA TTC d) CTT ATG CAG GTA
       151. The complimentary nucleic acid CGT TCA TGC GGAfollowing DNA sequence—ATG GAC GTA TTC—is
22.6               c) GAC TGA a) AGT CAGb) sequence for GCTfollowing DNA sequence—CTG ACT TAC GCT—is
                                ATG CGA GCA TAG TAC the TCA GTC
       152. The complimentary nucleic acid CTG ACT d) TCG CAT e) none of these
22.6                of the following organic guanine c) found in e) uracil
       153. Which d) thymine a) adenine b)bases is not cytosine RNA?
22.6               a) ester     b) amide c) hydrogend) ionic        e) nucleotides
       154. What type of bonding occurs between two consecutivehydrophobic in RNA?
22.6                of the following has the smallest molar mass?d) sRNA
       155. Which e) tRNA       a) mRNA b) dRNA c) rRNA
22.6               e) all of    above       tRNA       c) codes codon on mRNA acid
                                                                     a is a sequence
       156. An anticodon the a) is part of b) complements theford) specific aminoof three bases
22.6                of the following statements is correct? are madeAll of the abovejoined statements are true. bonds.
                                a) No       b) ever made The primary of nucleotides (A-C) together with amide
                                                       c) a         d) structure bonds.
       157. Which e) None of these. one has Nucleic acids polymer using amideof DNA is determined by the order of amin
22.6                statement is true?
                                a)          b) Each takesMessenger RNA can be found in specific protein. and the cytopla
                                                       c) place in the cytoplasm of the cell. the nucleus
                                                                    d) When a codes for a both
       158. Which e) All of these.Protein synthesisgene in the DNA moleculepeptide bond is formed, H2O is produced.
                 0            0           0          0            0            0
                 0                          Ans: False     Algorithm: No 0 like all alkanes. 22.1
                              0 18. T F Cyclobutane has 109° 0    bond anglesChapter/Section:         Difficulty: Easy  K
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
                 0            0           0          0            0            0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
0   0   0   0   0   0
          0             0           0           0             0           0
          0             0           0           0             0           0
          0             0           0           0             0           0
          0             0           0           0             0           0
          0             0           0           0             0           0
          0             0           0           0             0           0
          0             0           0           0             0           0
          0             0           0           0             0           0
          0             0           0           0             0           0
          0             0           0           0             0           0
             the most characteristic reaction ofd) addition
                          a)
37. What is c) substitutionoxidationb) reductionbenzene? e) addition and elimination
             a) contain what
                          b) benzene c) hydrocarbon?
                                                   d)
38. Mothballs naphthalene aromaticanthracene phenanthrene       e) toluene
             d) following:Imgg22_39.gif
                           alcohol b) ethyl
39. Name the isopropyla) methyl alcohol alcohol                 e) butanol
                                                   c) propyl alcohol
             a) methanol ) ethanol c) propanold) isopropanolnone of these
                          b
40. Which of the following is known as wood alcohol?            e)
             d) isopropanol
                          a) methanol ethanol c) propanole) none of these
                                      b
41. Which of the following is known)as rubbing alcohol?
             a) methanol the greatest commercial value? e) and ethanol
                            and ethanol ethanol and phenol
                                      c)           d)
42. What alcohols haveb) methanol and phenol 1-propanol 1-propanol and methanol
             b) alcohol a) ketone c) ether          C-O bond? e) aldehyde
43. Which of the following has only one single d) ester
             b) the hydrogen bondingmuch higher masses ofof sizeofdoubleis primarily due to
                           methanol is in in molar than that methanol This bond
                                      c) the significant carbon oxygen these between methanol
                                                   d)           e) none difference
44. The boiling point ofa) the differencemethanolthemolecularethane. and ethanein themethanol and ethane
             the following molecule:Imgg22_45.gif
                          a) primary alcohol
45. Classify c) tertiary alcohol                   d) ether
                                      b) secondary alcohol e) phenol
             b) ethanol a) methanol ) propanold) such as wine?  e)
46. Which of the following is foundcin beverages isopropanolnone of these
             c) Imgg22_47c.gif waterCH3CH2CHequalsCH2 alcohol these
                          a) with     b) and H2SO4, a tertiary none
                                                                e)
47. When C4H8 is treatedCH3CHequalsCHCH3 d) CH3CH2CH2CH3 ofis produced. Which of the following structures
             b) aldehyde, ketone c)acid, inether __________ and carboxylic a secondary alcohol results in a(n) _
                          a) carboxylic ester, a(n)d)           e) amine,
48. Oxidation of a primary alcohol results amine ketone, aldehydeoxidation of acid
             c) followinga) 3-pentanoic3-pentanol 3-pentanal Nothe major takes place.
49. When the 3-pentanone              b) acid      d)           e)
                           organic compound is oxidized, what is reaction organic product?Imgg22_49.gif
             d) following:Imgg22_50.gif
50. Name the diethyl ether                         c) diethylketone of these
                          a) acetone b) butyraldehyde           e) none
             the functionalester present in the following organic compound:Imgg22_51.gif
51. Identify c) ether     a) group b) aldehyded) ketone e) none of these
             a) Imgg22_52a.gif
                          b) CH3CH2OCH3
52. Which molecule is an ether? c) Imgg22_52c.gif  d) CH3CH2NH2 e) none of these
             d) following:Imgg22_53.gif
                          a) 2-chloro-3-ethyl-1-isopropylbutanone ketone methane
                                      b) isopropyl-chloro,methylbutyl
53. Name the 4-chloro-2,5-dimethyl-3-heptanone                  e) 3-methyl-4-chloro-1-isopropylpentanone
                                                   c) 2-butyl,chloro,isobutanoyl
             the type of a) aldehydeb) ester
                           organic                 c) amine d) alcohol
54. Identify e) none of these compound shown: Imgg22_54.gif
             the type of organic c) amine d) ketone e) none
55. Identify a) aldehydeb) ester compound shown: Imgg22_55.gif of these
             c) Imgg22_52c.gif
                          a) Imgg22_52a.gif
56. Which molecule is a ketone? b) CH3CH2OCH3      d) CH3CH2NH2 e) none of these
             the following acid       c) amine d) ketone e) carbonyl
57. Classify b) aldehydea) molecule:Imgg22_57.gif
             the following acid       b) aldehydec) amine e) carbonyl
58. Classify d) ketone a) molecule: Imgg22_58.gif
             d) an following ketone primary alcohol aminee) an ether
                          a) a                     c)
59. Which of the aldehyde yields a b) an alkene an upon reduction?
             b) a carboxylican aminec) more solublehydrocarbon of these of NaOH?
                          a) becomes an aromatican alkane upon addition
60. Which of the followingacid                                  e)
                                                   d) in water two
             b) an following secondary alcohol d) a ketonee) tertiary alcohol
                          a) a        c) a cycloalkane
61. Which of the aldehyde will yield a carboxylic acid upon oxidation?
             c) carboxylic acids
                          a) esters b) general d) ketones e) aldehydes
62. What organic molecules have thealcohols formula RCOOH?
             c) following:acetate acetate
                             n-propyl b) isopropyld) ethyl propanoateof these
63. Name the isopropyla)Imgg22_63.gif               formate e) none
             the common orange juice  acetylsalicylic acid?
64. What is b) aspirin a) name for c) acetone d) bananas e) vinegar
             d) esters a) ethers b) alkynes c) carboxylic acids
65. What organic compounds often have pleasant fruity odors?    e) amines
             b) ester     a) ketone c) alcohol d) amine e) ether
66. Which of the following has a double C-O bond and a single C-O bond?
             e) I the structures below, different moleculard)isomers of each other. other.
                          a) and II have and III are II and III true?Imgg22_67.gif each
                                       compound. structuralformulas.
                                                   c)               stereoisomers of
67. Referring toand III are Ithe sameb) I which statement isareII and III are different conformations of the same com
             the type organic compound             d) ketone e) none
68. Identify b) ester of a) aldehydec) amineshown:Imgg22_68.gif of these
             a) imgg22_52a.gif
                          b) CH3CH2OCH3
69. Which molecule is an ester? c) imgg22_52c.gif  d) CH3CH2NH2 e) none of these
             b) an ester pentanoic c) an amined) an alkanea an aldehyde
70. If you were to heat a) a ketoneacid and 2-butanol withe) catalytic amount of strong acid, you would most likely
             a) ester     b) amine c) polymer to form a(n) aldehyde
71. A carboxylic acid will react with an alcohol d) ketone e)__________ and a water molecule.
             d) condensation
                          a) combustionhydrogenation
                                      b)
72. Aspirin is formed via a(n) __________ reaction.c) addition e) substitution
0   0   0   0   0   0
                           0   0   0   0   0   0
                           0   0   0   0   0   0
methylheptane              0   0   0   0   0   0
                           0   0   0   0   0   0
                           0   0   0   0   0   0
                           0   0   0   0   0   0
above are correct.         0   0   0   0   0   0
                           0   0   0   0   0   0
                           0   0   0   0   0   0
ould form equal amounts.   0   0   0   0   0   0
                           0   0   0   0   0   0
                           0   0   0   0   0   0
                           0   0   0   0   0   0
                           0   0   0   0   0   0
                           0   0   0   0   0   0
                           0   0   0   0   0   0
                           0   0   0   0   0   0
-isopropylpentanone




nt conformations of the same compound.




ans isomers.




NCH2CH2COOH
y an addition reaction
NCH2CH2COOH




d of isotactic chains
effect, but it cannot be predicted.




tiary structure.




 e chains contain nitrogen.
above statements are true.
es connected by phosphodiester bonds




gen bonds occur between protein chains




nosaccharides.




 are two important carbohydrates made of monosaccharides.
C) statements are true.
nd is formed, H2O is produced.
-isopropylpentanone




nt conformations of the same compound.
    12.1                                                          in
                           a)12.8 rate of disappearance of ozoned)308 x 10sup-3zupatm/s
                    1. The average x 10sup-3zup10sup-3zupatm/sthe reaction < img src=”/che106/pics/12_1.gif” alt= “eqn” />is found
                                                     c)5.67
                                        b)8.51 x atm/s x 10sup-3zupatm/s      e)24.1 x 10sup-3zupatm/s
############                                         for the
                           2. The 10sup-3zup10sup-3zup10sup-3zup 10sup-3zup10sup-3zup
                           a)1.7 xbalanced equation c)4.8 x reaction of bromate ion with bromide ion in acidic solution is given by: < img
                                        b)2.9 x                   d)1.5 x     e)2.4 x
############               3. Consider the reaction 2Hsub2zub + d)2 : 2 imggrarr 2Hsub2zubO What is the ratio of the initial rate of t
                           b)2 : 1      a)1 : 1      c)1 : 2      Osub2zub e)3 : 2
############               4. Consider a)1.2 X       b)1.1 X      + 7Osub2zub imggrarr 4NOsub2zub + from the data
                           c)0.86 X the reaction: 4NHsub3zub d)0.58 X e)cannot be determined6Hsub2zubO At a certain instan
############               5. For the reaction 5A + M/s
                           c)–0.122 M/s                           d           M/s
                                                     b)0.122 M/s + 4D, at a particular instant
                                        a)–0.0243 5B imggrarr 4C)–0.00486 e)0.00486 M/s in time, the rate of the reaction is 0.0243 M
############                                         c)Rate /= k[Y][Z]Which of the /= k[Z]
                                        b)Rate /= X imggrarr Y d)Rate /= k[X][Y]following is a possible rate law?
                           a)Rate /= k[X] reactionk[Y]
                           6. Consider the                        +Z          e)Rate
    12.3                                  a)by          Rate = k[A]supnzup[B]supmzup chemical the
                                                                      c)by using equation How of formulas
                                                                                    d)by the
                            the experimentusing the balanced chemical the coefficients guess exponents n and
               7. Consider e)byfollowing rate law: b)by using the subscripts foreducated arethe chemical formulasm determine
    12.3                                                                             with Osub2zub.
                                          a)Rate /= k[NO][Osub2zub] /= k[NO]sup2zup Concentrations are in molecules/cmsup3z
                    8. The following data were obtained for the reaction of NOe)Rate /= k[NO]sup2zup[Osub2zub]sup2zup
                                                        b)Rate /= k[NO][Osub2zub]sup2zup
                           c)Rate /= k[NO]sup2zup[Osub2zub]           d)Rate
############                9. The 10sup-3zup10sup-3zup10sup-3zup     d)18 10sup-3zup ion proceeds with the formation of (CHsub3zub)su
                           a)3.0 xreaction of (CHsub3zub)sub3zubCBrxwith hydroxideof these
                                          b)6.0 x       c)9.0 x                     e)none
############                         a k[A][B]sup2zupA and B k[A]sup2zup[B] following initial rate
                                                    which                         C, the /= k[A]sup3zup
                            10. For /=reaction in /= k[A][B] /= react to form k[A]sup2zup[B]sup2zup data were obtained: < img src=”/c
                           c)Rate         a)Rate        b)Rate        d)Rate /= e)Rate
############                              a)< img src/=”/che106/pics/12_11a.gif” 2Fe(CN)sub6zubsup3-zup + 2Isup-zup Table” 2Fe
                                                        b)< img data for the reaction Table” /> alt/= “Data Table” />
                            11. Tabulated below are initial rate src/=”/che106/pics/12_11b.gif” Table” /> alt/= “Data alt/= “Data
                           c)< img src/=”/che106/pics/12_11c.gif” alt/= e)< img src/=”/che106/pics/12_11e.gif” imggrarr/>
                                                                                     “Data alt/= “Data
                                                                      d)< img src/=”/che106/pics/12_11d.gif”
############                12. Tabulated below are initial           d)50 MSUP-2zup 2Fe(CN)sub6zubsup3-zup + 2Isup-zup imggrarr 2Fe
                           c)10 MSUP-2zup ssup-1zup rate data for the reaction: ssup-1zup
                                                        b)10sup3zup ssup-1zup
                                          a)10sup7zup Msup–5zupMSUP-3zup ssup-1zup  e)none of these
############                13.
                           b)1 A general reaction written as A + 2B imggrarr C + 2D is studied and yields the following data: < img src=”
                                          a)0           c)2           d)3           e)4
    12.3                   c)2            a)0            + 2B         d)3           e)4
               14. A general reaction written as Ab)1 imggrarr C + 2D is studied and yields the following data: < img src=”/ch
    12.3                                                A+
                    15. A general reaction written as b)1 2B imggrarr C + 2D e)4
                           d)3            a)0                         c)2           is studied and yields the following data: < img src=”/che106
############                16. A
                           c)2.37general reaction written as A + 2B imggrarr C + 2D is studied and yields the following data: < img src=”
                                          a)0.053       b)1.19        d)5.63        e)none of these
############                              a)8.00 x mol/L•s A mol/L•s x mol/L•s of these
                            17. A general reaction written as x + 2B imggrarr C + 2D is mol/L•s
                           b)1.60 x 10sup-2zup10sup-3zup10sup-2zup 10sup-3zup studied and yields the following data: < img src=”
                                                        c)3.20        d)4.00        e)none
############                              b)2.37 x mol/L•s A mol/L•s x mol/L•s of these
                            18. A general reaction written as x + 2B imggrarr C + 2D is mol/L•s
                           a)4.74 x 10sup-2zup10sup-1zup10sup-1zup 10sup-2zup studied and yields the following data: < img src=”
                                                        c)1.19        d)8.23        e)none
############                                the following data concerning the k[Isup-zup][Hsup+zup]
                            19. Considera)rate /= k[Hsub2zubOsub2zub][Isup-zup][Hsup+zup]
                           e)rate /= k[Hsub2zubOsub2zub][Isup-zup] equation: Hsub2zubOsub2zub + 3Isup-zup + 2Hsup+zup imgg
                                                                      c)rate /= d)rate /= k[Hsub2zubOsub2zub][Hsup+zup]
                                                        b)rate /= k[Hsub2zubOsub2zub]sup2zup[Isup-zup]sup2zup[Hsup+zup]sup2zu
############                                the following data concerning the
                            20. Considerb)2.74 x 10supsup4zupd)108 equation: Hsub2zubOsub2zub + 3Isup-zup + 2Hsup+zup imgg
                           a)2710                       c)137                       e)none of these
    12.5                                  b)Mechanism img src=”/che106/pics/12_21.gif” above stepTable” />
                                                        c)Mechanism II, with the II, with the alt= “Data be
                                                                      d)Mechanism the ratethe determining.
                                                                                    e)None of rate
                           a)Mechanism I, with the first step the rate determining step.secondcouldrate determining.
               21. Two mechanisms are proposed: <I, with the second stepfirst step determining step. correct.
    12.3                                                 were found for the reaction< img/= k[MnOsub4zubsup-zup]sup2zup[Hsub2zubC
                                                                                    e)Rate src=”/che106/pics/12_23.gif” alt= “Data Table” />
                             following initial rate datab)Rate /= k[MnOsub4zubsup-zup]sup2zup[Hsub2zubCsub2zubOsub4zub][Hs
                    22. Thed)Rate /= k[MnOsub4zubsup-zup]sup2zup[Hsub2zubCsub2zubOsub4zub]
                                                                      c)Rate /= k[MnOsub4zubsup-zup][Hsub2zubCsub2zubOsub4zub]
                                          a)Rate /= k[MnOsub4zubsup-zup]sup2zup[Hsub2zubCsub2zubOsub4zub]sup5zup[Hsup+
############                                                           found
                            23. x 10sup5zup MSUP-2zup?ssup-1zup for the reaction< img src=”/che106/pics/12_23.gif” alt= “Data T
                           b)2 The following initial rate data wered)200 MSUP-2zup?ssup-1zup M?ssup-1zup
                                                        c)200 MSUP-1zup?ssup-1zup
                                          a)2 x 10sup5 zup M?ssup-1zup              e)2 x 10sup–4zup
############                              a)Rate /= k[NO] to k[NO]sup2zup
                            24. The following questions refer /= the                e)Rate /= oxide
                                                                      d)Rate /= k[NO][Hsub2zub] and hydrogen 2NO +
                           c)Rate /= k[NO]sup2zup[Hsub2zub] reaction between nitrick[Nsub2zubO][Hsub2zubO] Hsub2zub imggr
                                                        b)Rate
############                25. The                     b)4.2 x to the reaction d)1.9
                           e)300 following questions refer 10sup-3zup between nitric oxide and hydrogen 2NO + Hsub2zub imggr
                                          a)0.66                      c)870
############                26. The following questions refer to the reaction between nitric oxide and hydrogen 2NO + Hsub2zub imggr
                                          a)L/mol•s c)mol/L•s d)ssup-2zup
                           b)Lsup2zup/molsup2zup•s                                  e)Lsup-2zup
############                27.                                                     e)cannot be determined from 2NO + Hsub2zub imggr
                           a)3 The following questions refer to the reaction between nitric oxide and hydrogen the data
                                          b)2           c)1           d)0
    12.3                                  a)Rate /= k[Hsub2zubSeOsub3zub][Hsup+zup][Isup-zup]
                                                        b)Rate /= k[Hsub2zubSeOsub3zub][Hsup+zup]sup2zup[Isup-zup]
                                                                      c)Rate /= k[Hsub2zubSeOsub3zub][Hsup+zup][Isup-zup]sup2zup
                                                                                    + 4Hsup+zup(aq) imggrarr
                           e)Rate /= k[Hsub2zubSeOsub3zub][Hsup+zup]sup2zup[Isup-zup]sup3zup 2Isub3zubsup-zup(aq) + 3H
               28. The reaction Hsub2zubSeOsub3zub(aq) 6Isup-zup(aq) d)Rate /= k[Hsub2zubSeOsub3zub]sup2zup[Hsup+zup
    12.3                     reaction Hsub2zubSeOsub3zub(aq) 6Isup-zup(aq) e)none of these imggrarr 2Isub3zubsup-zup(aq) + 3Hsub2
                    29. Thea)5.2 x 10sup5zup zup c)4.2
                                          b)2.1 x 10supsup2zup d)1.9 x 10sup–6 zup  + 4Hsup+zup(aq)
############                              a)Rate /= k[A][B] to k[A]sup2zup[B]       e)Rate /= < img
                            30. The following questions refer /= the reaction k[A][B]sup2zup
                           d)Rate /= k[A]sup2zup[B]sup2zup c)Rate /= shown below:k[B] src=”/che106/pics/12_30_3.gif” alt= “Da
                                                        b)Rate
############                31. The
                           a)140 following questions refer to the reaction shown below: < img src=”/che106/pics/12_30_3.gif” alt= “Da
                                          b)79          c)119         d)164         e)21
############                32. The following questions refer to the reaction shown below: < img src=”/che106/pics/12_30_3.gif” alt= “Da
                                          a)L/mol•s b)Lsup2zup/molsup2zup•s
                           d)Lsup3zup/molsup3zup•s                    c)mol/L•s e)molsup3zup/L
############                33.
                           a)4 The following questions refer to the reaction shown below: < img src=”/che106/pics/12_30_3.gif” alt= “Da
                                          b)3           c)2           d)1           e)0
############                              b)3.0 have been determined at a certain temperature for the gaseous reaction 2NO + 2Hsub2zub i
                            34. Initial rate data x 10sup-3zup
                           a)7.5                        c)380         d)0.75        e)3.0 x 10sup–4zup
    12.3                                  a)Rate /= k[A][B][C] k[A][B][C]sup2zup /= k[A]sup3zup[B]sup2zup[C]
                           e)Rate /= k[A][C]sup2zup     b)Rate /= < img /= k[A][C]  d)Rate
               35. The following data were obtained at 25°C: c)Ratesrc=”/che106/pics/12_35.gif” alt= “Data Table” />What is
    12.3                     oxidation ofa)1
                    36. Theb)2                           to
                                            Crsup3+zupc)3CrOsub4zubsup2-zup can be accomplished using Cesup4+zup in a buffered soluti
                                                                      d)–1          e)–2
############                37. The oxidation of Crsup3+zup to CrOsub4zubsup2-zup can be accomplished using Cesup4+zup in a buffere
                           d)–1           a)1           b)2           c)3           e)–2
############                38.
                           a)1 The oxidation of Crsup3+zup to CrOsub4zubsup2-zup can be accomplished using Cesup4+zup in a buffere
                                          b)2           c)3           d)–1          e)–2
############               e)9 The rate a)2
                            39.                         b)6
                                           expression for a particularc)12          d)3
                                                                       reaction is rate = k[A][B]sup2zup. If the initial concentration of B is inc
############                40. The
                           b)0.213following data were obtained for the reaction 2A + B imggrarr C where rate = delta[C]/deltat < img src
                                          a)2.13        c)0.426       d)1.70        e)none of these
############                              a)rate + k[A]sup2zup[B]sup5zup e)rate /= k[A]sup2/7zup[B]sup5/7zup
                                                         imggrarr d)rate second order in
                            41. The reaction 2A/= 5Bb)rate /=products is/= k[A]sup5zup[B]sup2zup
                           c)rate /= k[A]sup2zup[B]sup4zupk[A]sup4zup[B]sup2zup A and fourth order in B. What is the rate law for
    12.3                   d)4            a)0           b)7           c)2           e)6
               42. The reaction 3A + 4B imggrarr products is second order in A and second order in B. What is the overall orde
    12.3                     reactants A b)1/2.are mixed, and the reaction is timed until a color change occurs. The data are as follows: <
                    43. Thea)2.           and B         c)0.          d)–1/2.       e)1.
############                                            b)5.3 x 10sup-2zup10sup-1zup “eqn” />has the
                                          a)1.5 img src=”/che106/pics/12_44a.gif” alt= 10sup–4zup following rate law: < img
                            44. The reaction < x MSUP-1zup•ssup-1zup MSUP-1zup•ssup-1zup MSUP-1zup•ssup-1zup src=”/che
                                                                      c)3.2 x
                           e)2.6 x 10sup-2zup10sup–7 zup MSUP-1zup•ssup-1zup        d)1.2 x MSUP-1zup•ssup-1zup
############                              a)The decay of versus for of the a by a first-order process. increases
                                                        b)The half-life the rate d)The is line. the reaction
                                                                      d)The decay straight 2 of
                                                                                     of HOsub2zub
                            45. plot of 1/[HOsub2zub] HOsub2zub givesreactionrate ms. increases with time. with time.
                           e)A The following data were collectedtime occurs of the reactionradicals: < img src=”/che106/pics/12_45.gif
############                                                          d)51 the e)none of these
                           a)41 min b)30. min c)2.2 hcomplete atmin end of 35 minutes. What is the length of the half-life of this re
                            46. A first-order reaction is 45%
############                47. Experiment shows b)0.35/s d)0.02/s e)0.22/s
                           c)0.11/s a)0.29/s that the gas-phase decomposition of ethylene chloride.Csub2zubHsub5zubCl imggrarr p
############               48. Experiment shows b)0.35 M c)0.11 M d)0.02 ethylene chloride.Csub2zubHsub5zubCl imggrarr p
                           e)0.22 M a)0.29 M that the gas-phase decomposition of M
    12.4                   a)0.13 M b)0.08 M c)0.02 decomposition e)0.12 M
               49. Experiment shows that the gas-phase M d)0.19 M of ethylene chloride.Csub2zubHsub5zubCl imggrarr pr
    12.4                                                                         ethylene
                    50. Experiment shows thatsthe gas-phase decomposition of e)2.2 s chloride.Csub2zubHsub5zubCl imggrarr products
                           d)6.3 s       a)0.7        b)1.3 s      c)8.9 s
############                             a)7.9 aAimggrarrProducts, [A]sub0zub = 4.4 M, these
                           51. For a reaction: x      b)4.1 x      d)8.1 x       e)none
                           c)3.9 x 10sup-2zup10sup-2zup10sup-3zup10sup-3zup ofand the first two half-lives are 56 and 28 minutes
############               52. For a a)5.3 aAimggrarrProducts, [A]sub0zub = 6.0 M, and the first two half-lives are 56 and 28 minutes
                           d)0.69 Mreaction: M        b)11 M       c)1.04 M e)none of these
############                             a)zero       b
                           53. For the these reaction is the half-life of theorder proportional to 1/k (k is the rate constant)?
                           d)all of which order order )first order               e)none
                                                                   c)second reaction of these
############               54.
                           c)1 The kinetics of the reaction A + 3B imggrarr C + 2D were studied and the following results obtained, where
                                         a)0          b)0.5        d)1.5         e)2
############               55. The
                           b)0.5 kinetics of the reaction A + 3B imggrarr C + 2D were studied and the following results obtained, where
                                         a)0          c)1          d)1.5         e)2
    12.4                   a)22          b)10          3B          d)1.1         e)none of and the
               56. The kinetics of the reaction A +c)50imggrarr C + 2D were studied these following results obtained, where
    12.4                    the          2Nsub2zubOsub5zub(g) imggrarr 4NOsub2zub(g)these
                    57. Forb)1 reaction a)0           c)2          d)3           e)none of + Osub2zub(g), the following data were collect
############               58. For the reaction 2Nsub2zubOsub5zub(g) x 10sup-2zup mol/L
                           c)0.16 x 10sup-2zup mol/L x mol/L imggrarr 4NOsub2zub(g) + Osub2zub(g), the following data were
                                                      b)0.32       d)0.64
                                         a)2.0 x 10sup–4zup 10sup-2zup mol/L     e)none of these
############               59. For the reaction 2Nsub2zubOsub5zub(g) imggrarr 4NOsub2zub(g) + Osub2zub(g), the following data were
                                                      c)1.24 x 10sup-2zup mol/L•min
                                         b)3.2 x 10supsup–4zupmol/L•min e)none of these
                           a)7.4 x 10supsup–4zupmol/L•min d)1.6 x 10supsup–4zupmol/L•min
############               60. For the reaction 2Nsub2zubOsub5zub(g) imggrarr minutes
                           c)23 minutes minutes minutes minutes 4NOsub2zub(g) + Osub2zub(g), the following data were
                                         a)15         b)18         d)36          e)45
############               61. For the reaction 2Nsub2zubOsub5zub(g) imggrarr 4NOsub2zub(g)
                           b)0.06 x 10sup-2zup10sup-2zup10sup-2zup 10sup-2zup mol/L + Osub2zub(g), the following data were
                                                      c)0.10       d)0.01
                                         a)0.03 x mol/L x mol/L x mol/L          e)none of these
############                                            the
                           62. This y a)x 1 0 yb)x /= 1 yd)x /= 2 y A 1B imggrarr products. The kinetics data given can be an
                           c)x /= 1 question refers to/= 1hypothetical0reactione)x+/= 1 y /= 2
                                         /= /=                      /=            /=
    12.4       Ans: a      63. This question refersb)Rate /= k'[B]supyzup d)RateA + kk'[A]supxzup
                          Algorithm: Ye                to the hypothetical k'[A]supxzup[B]supyzup
                                         a)Rate /= k'[A]supxzup c)Rate /=reaction /= B imggrarr products. The kinetics data give
    12.4                                 e)1.81        to the hypothetical c)0.86
                                Algorithm: Ye x 10sup-3zup b)1.2 x reaction A
                    Ans: a 64. This question refersa)4.3 x 10sup-3zup10sup-2zup + B imggrarr products. The kinetics data give
############                             e)[A]sub0zub /= C b)[A] – [A]sub0zub /= kt
                                                      a)[A]
                                        Algorithm: Ye – B /= is                  c)< img src/=”/che106/pics/12_65c.gif” 5.0 10sup-
                           65. The reaction A imggrarr[A]+ kt kt known to be zero order in A with a rate constant ofalt/=x“eqn” /
                           Ans: a
############                             a)5.0 imggrarr B 10sup–4zup M e)none in
                           66. The reaction A x 10sup–5zup is c)7.5 to be zero orderM A with
                           d)2.5 x 10sup–4zup M b)5.0+xC M known x 10sup–4zupof these a rate constant of 5.0 x 10sup-2zup mol
############                             b)2.5 imggrarr B x is known to be zero ordermol/L•s
                                                      c)1.3        d)1.9
                           67. The reaction A x mol/L•s + Cmol/L•s x mol/L•s     e)none in A with
                           a)5.0 x 10sup-2zup10sup-2zup10sup-2zup 10sup-3zup of these a rate constant of 5.0 x 10sup-2zup mol
############                             b)1.7 imggrarr B x 10sup-2zup s zero order A with
                           68. The reaction A x 10sup2zups         d)3.4 to be e)none of
                           a)1.7 x 10sup-2zups c)5.0+ C is known x 10sup–4zupsinthese a rate constant of 5.0 x 10sup-2zup mol
############               69. The reaction. <s s b)2.0 x 10sup-5zups e)none of these
                           d)2.6 x 10sup5zupimg src=”/che106/pics/12_69.gif” alt= “eqn” />exhibits the rate law< img src=”/che106/pic
                                         a)3.9                     c)6.9 x 10sup–4zup s
    12.4                                 b)9.9 x 10sup-3zup M d)1.0 x M “eqn” M
                                                      c)9.7
                           a)3.6 x 10supsup–4zupM x 10sup-3zup alt= e)none/>exhibits
               70. The reaction,< img src=”/che106/pics/12_69.gif” 10sup-3zup of these the rate law< img src=”/che106/pic
    12.4                                 A imggrarr Products, /= –kt +img[A]sub0zub observed
                                                       + [A]sub0zubd)<       /= e)none of src/=”/che106/pics/12_71b.gif” />
                                                                                 kt are
                            the reaction a)[A] /= –kt b)ln [A] successive half-lives+< img theseto be 10.0 min /> 40.0 +< img reaction
                    71. Forc)< img src/=”/che106/pics/12_71a.gif”ln/>src/=”/che106/pics/12_71c.gif” and/= kt min. Thesrc/=”/c
############                             a)0.069      c)10.        d)0.018       e)none of are observed to be 10.0 min and 40.0 min. At th
                           b)0.29 the reaction A imggrarr Products, successive half-lives these
                           72. For
############               73. The reaction< img src=”/che106/pics/12_73a.gif” />is
                           c)2.2 x 10sup–5zup M b)1.0 x 10sup-3zup M e)11 Mfirst order in Nsub2zubOsub5zub. For this reaction
                                         a)3.8 M                   d)0 M
############                             the reaction 3A + B + 10sup–5zup Lsup3zup/molsup3zup•s
                                                                   d)1.00 D e)none Lsup3zup/molsup3zup•s
                           74.Consider a)6.23 x 10sup-3zupC imggrarr x 10sup8zupthe rate law
                           c)1.15 x 10sup2zup Lsup3zup/molsup3zup•s+ E where of these is defined as –imgg74_7 = k[A]sup2zu
                                                      b)3.26 x Lsup3zup/molsup3zup•s
############                                          c)6.03 + C imggrarr
                           75.Consider the reaction 3A + B x 10sup-3zup e)none the rate law
                           b)87.0 s a)1.11 x 10supsup2zup d)117 sDs+ E where of these is defined as –imgg74_7 = k[A]sup2zu
                                                                   s
############                                                    C
                                         the reaction 3A + B +M imggrarr M e)none the rate law
                           76.Consider b)1.10 x 10sup–5zup Md)0.100D + E where of these is defined as –imgg74_7 = k[A]sup2zu
                           a)1.00 M                   c)0.330
    12.4                                 a)1.06 B Mb)2.38 x D + E where the rate these
                             the reaction 3A + x 10sup–9zup10sup–6zup Me)none ofM
               77.Considerd)1.27 x 10sup–5zup+ C imggrarrMc)9.80 x 10sup–6zuplaw is defined as –imgg74_7 = k[A]sup2zup[B
    12.4                                 b)6.92 B c)1.95
                           reaction 10sup-2zup + C is second d)1.38
                    78.The a)8.65 x A imggrarr x 10sup–4zup order in A. When [A]sub0zub = 0.100 M, the reaction is 20.0% complete
                                                                                 e)none of these
############                             b)12.4 min min            d)8.82 min e)none of these
                           79.The reaction A imggrarr B + x 10sup4zup min
                           a)1.98 x 10supsup2zup c)2.48C is second order in A. When [A]sub0zub = 0.100 M, the reaction is 20.0% co
############                             a)2.25 x c)79.9                         e)none of these
                           b)1.25 x 10sup-2zup10sup-2zup d)44.5 the end of 40.8 minutes. What is the value of the rate constant (in
                           80.A first-order reaction is 40.0% complete at
############                             a)3.5 x s b)2.2 x 10sup1 zup s e)2.3 x 10sup-2zup s
                           81.The 10sup-2zup10sup11 zup s d)9.1 x 10sup-14zup s
                           c)4.5 x imgg81a radical disproportionates according to the elementary chemical reaction imgg81 This reaction
############                             b)3.4 x 10sup1zup         d)1.8 x
                           82.At a particular temperature, x 10sup16zup10supsup13zup according
                           a)5.2 x 10supsup13zup c)1.0 Nsub2zubOsub5zube)2.3 x 10sup-1zup to a first-order rate law with a half-l
                                                                                  decomposes
############               d)3.6 min a)5.4 min b)1.6 min c)26 min hase)24 min
                           83.At a given temperature, a first-order reaction      a rate constant of 2.6 x 10sup-3zup ssup-1zup. The time re
    12.4                   e)0.011 M that is          order M c)0.18 M d)0.99 a
               84.A chemical reaction a)91 Mfirst b)0.55in X is observed to haveM rate constant of 2.2 x 10sup-2zupssup-1zup.
    12.4                   b)63.8 first-order reaction has a rate d)0.0157 0.0109 hrsup-1zup. What is the half-life for this reaction?
                    85.A particularhr a)1.00 hr c)92.0 hr constant of hre)0.0109 hr
############                             b)0.0129 c)0.00249 first order. e)0.0187
                           86.The reaction A imggrarr products ssup-1zup If the initial concentration
                           a)0.0337 ssup-1zup ssup-1zup isd)0.593 ssup-1zup ssup-1zup of A is 0.160 M and, after 53.6 se
############                             a)0.0482 Msup-1zup isd)0.00671 Msup-1zup ssup-1zup
                                                      c)0.0144                   e)0.0208
                           87.The reaction A imggrarr productsssup-1zuporder. If the initial concentration of A is
                           b)0.533 Msup-1zup ssup-1zup Msup-1zup ssup-1zup Msup-1zup ssup-1zup 0.358 M and, after 48.1
                                                                    second
############               88.The radioactive nuclide sup170zupTa undergoese)0.120 decay with a half-life of 6.76 min. If a quantity o
                           d)0.880       a)0.0900 b)0.000453c)0.185               first-order
############               e)260 yearsa)27 years b)1.2 years c)110 yearsd)12 years of a beta particle. The sup63zupNi isotope has
                           89.sup63zupNi decays by a first-order process via the emission
############                             a)2.8 M b)6.9 x M c)3.1 x M e)none follows:
                           90.Two isomers (Axand B) of a given compound dimerize asM
                           d)1.6 x 10sup-3zup10sup-2zup10sup-3zup10sup-3zup of these 2A imggrarr Asub2zub 2B imggrarr Bsu
    12.4                                 B)           c)1.9
                           a)2.2 L/mol•s of a given compound       d)0.21 L/mol•se)none of 2A imggrarr Asub2zub 2B imggrarr Bsub2z
               91.Two isomers (A and b)0.75 L/mol•s L/mol•sdimerize as follows: these
    12.4                                 b)1.0 of a sc)1.8 x 10supsup2zup as follows: s
                             isomers (A and B)x 10supsup2zup sd)2.5 x 10supsup3zupthese
                    92.Twoa)4.0 x 10supsup2zup given compound dimerize se)none of2A imggrarr Asub2zub 2B imggrarr Bsub2zub
############                                          Nsub2zubOsub5zub(g) toe)noneNOsub2zub(g) and
                           93.The 10sup-6zup10sup–5zup mol/L.s x 10sup-2zup mol/L.s
                           b)3.2 x decomposition of c)3.6 x 10supsup–4zupmol/L.s of these Osub2zub(g) obeys first-order kinetics.
                                         a)3.4 x mol/L.s           d)9.4
############                             a)2.0 x 10supsup4zup sd)7.4 x 10sup-5zups
                           94.The 10supsup4zup Nsub2zubOsub5zub(g) NOsub2zub(g) and
                           b)1.4 x decomposition ofsc)3.8 x 10sup8zup s toe)none of these Osub2zub(g) obeys first-order kinetics.
############                               a reaction of b)20 seconds seconds
                             95.Consider a)10                          c)80         e)320 which the
                             d)160 seconds seconds type aA imggrarr Products inseconds rate law is found to be rate = k[A]sup3zup
                                                         the
############                               a)57.0 s b)114 s                         e)cannot be
                                                                        2NO + 10sup-2zup s determined from this data
                             c)282 sreaction 2NOsub2zub imggrarrd)1.40 xOsub2zub obeys the rate law:imgg96 at 500. K. If the initial co
                             96.The
############                               a)log          time
                             97.If the vs time [HI] vsc)[HI] vs time                e)None of order,
                                                                       d)ln Isub2zub is
                             b)1/[HI] reaction 2HI imggrarr Hsub2zub +[HI] vs time secondthese. which of the following will yield a linear
    12.4                     e)16.0 s a)2.0 s            b)4.0 s       c)8.0 s       found to
                98.The reaction 3NO imggrarr Nsub2zubO + NOsub2zub isd)12.0 s obey the rate law, Rate = k[NO]sup2zup. If
    12.4                     M HCl, the a)3.2 hoursb)9.7 hoursc)2.1 hours d)14 hours
                     99.In 6 e)39 hours complex ion Ru(NHsub3zub)sub6zubsup3+zup decomposes to a variety of products. The reaction
############                               a)1.4 s       b)0.032 s O + ClO e)2.1 s
                             d)0.70 s elementary chemical reaction c)0.21 s imggrarr Cl + Osub2zub is made pseudo-first order in oxygen a
                             100.The
############                               b)bimolecular c)termolecular             e)molecularity cannot be imggrarr Osub2zub + O.
                             a)unimolecular molecularity of the d)quadmolecular reaction: Osub3zub determined
                             101.Determine the                         following elementary
############                               a)reactant b)product c)catalyst e)activated mechanism
                             d)reaction intermediate ozone may occur through the two-stepcomplex shown: step 1 Osub3zub imggrar
                             102.The decomposition of
############                 103.The ratea)I for a reaction is found to be Rate = k[A]sup2zup[B]. Which of the following mechanisms give
                             b)II           law          c)III                      e)none of these
                                                                       d)two of these
############                               a)Mechanism I,
                             104.The experimental rate lawwith the first the the second step as(Nsub2zubO) could be a fastas long as
                                                         b)Mechanism as stepthethe rate-determining step.
                                                               for the decomposition of nitroustwo of be correct. to step is correct.
                                                                       d)None of as choices could the rate-determining step Osub2zu
                                                                                    e)At least oxide      choices
                             c)Mechanism II, with the second stepI, with rate-determining step if the first Nsub2zub andequilibriu
    12.5                                   a)rate /= k[Osub3zub] d)rate /= k[Osub3zub]sup2zup
                                                         b)rate /= k[Osub3zub]sup2zup[Osub2zub]
                             c)rate /= k[Osub3zub]sup2zup[Osub2zub]sup-1zup of thesee)none
                105.Consider the reaction 2Osub3zub(g) imggrarr 3Osub2zub(g). The following mechanism is proposed: Osub3
    12.5                                     to find a we law evaluate gives us a good lead us to of the thermodynamic equation.
                                                         c)The rate law to directly can ofmechanisms.
                                                                       d)The         reaction these.
                             what use is itrate can use the rate lawpotentiale)None indication determine the equilibrium constant
                     106.Of b)From the a)Welaw rate can for a reaction?rate lawdetermine coefficients in the balancedstability of t
############                               a)unimolecularc)termolecular             e)molecularity cannot be determined
                                                                       d)quadmolecular
                             b)bimolecular questions refer to the reaction 2Asub2zub + Bsub2zub imggrarr 2C. The following mechani
                             107.The following
############                                             c                          e)none of Bsub2zub
                                           a)both steps )step 2 d)a step that is intermediate imggrarr 2C. The following mechani
                             b)step 1 following questions refer to the reaction 2Asub2zub +these to step 1 and step 2
                             108.The
############                 109.The following questions refer to d) imz109d e) imz109e
                             b) imz109b a) imz109a c) imz109cthe reaction 2Asub2zub + Bsub2zub imggrarr 2C. The following mechani
############                               a)rate /= k[Asub2zub]sup2zup/= 2Asub2zub k[R]sup2zup
                                                         b)rate /= d)rate
                             110.The k[Asub2zub][Bsub2zub] the reaction k[Asub2zub][R]
                             c)rate /=following questions refer tok[Asub2zub] e)rate /= + Bsub2zub imggrarr 2C. The following mechani
############                 b)2           a)1           c)3           d)4          e)5
                             111.Under certain conditions the reaction Hsub2zubOsub2zub + 3Isup-zup + 2Hsup+zup imggrarr Isub3zubsup
    12.5                                   a)k /=        b)k /=        d)k /= ksub5zub
                                                                                    e)k
                             c)k /= conditions the reaction Hsub2zubOsub2zub + 3Isup-zup + 2Hsup+zup imggrarr Isub3zubsup-
                112.Under certainksub2zubK ksub2zub ksub2zubksub3zub /= Kksub2zubksub3zubksub4zubksub5zub
    12.5                                   a)delta[Isub3zub]/deltat /= k[Hsub2zubOsub2zub] k[Hsub2zubOsub2zub][Isup-zup]
                                                         reaction Hsub2zubOsub2zub 3Isup-zup + 2Hsup+zup k[Hsub2zubOsub2zub][Hs
                                                                       d)delta[Isub3zub]/deltat /=
                                                                                    e)delta[Isub3zub]/deltat
                             b)delta[Isub3zub]/deltat /= k[Hsub2zubOsub2zub][Hsup+zup][Isup-zup]/= imggrarr Isub3zubsup-zup +
                     113.Under certain conditions the c)delta[Isub3zub]/deltat /=+k[Hsub2zubOsub2zub][Hsup+zup]
############                               a)k[A]                                   d)k[A][B]
                                                                       c)k[A]sup2zup[B]sup2zup
                             e)k[A][B]sup2zup + Bb)k[A]sup2zup[B] following proposed mechanism: Step 1: A + B imdar D (fast equi
                             114.The reaction: 2A         imggrarr C has the
############                                                           d) Nsub2zubOsub2zub the rate law –imgg115 ksubobsdzub[NO]su
                                                         imzrarrNsub2zubOsub2zub (slow) Nsub2zubOsub2zub =Osub2zub imggrarr
                             115.The reaction 2NO + Osub2zub imggrarr 2NOsub2zub obeys (fast equilibrium) Nsub2zubOsub2zub O
                                                                                    e)none of these
                                           a) NO NO c) NOsub3zub(fast equilibrium) NOsub3zub + NO imzrarr2NOsub2zub(slow
                             b) NO + Osub2zub+imzdar2NO imzdarOsub2zub + Osub2zub imzrarrOsub2zub ++Osub2zub(slow) im
############                 116.The these                dependent on imgg116 these of these
                                            constant k isb)one
                             c)two ofratea)none of these of these      d)three of e)all
############                               a)Because c)Because following diagram: imgg117_9 Why is this reaction energy difference
                                                         refer to is energy difference difference difference C.
                                                                       d)Because e)Becausegreater A. greater and energy
                                                                                    energy is energy is
                             117.The questions belowenergy difference thanenergy thanenergy than energythan considered to be exo
                             b)Because energy difference Bthe greater B is greaterAdifference BdifferenceAdifference C.difference
############                 118.The questions below refer to X d)point diagram: imgg117_9
                             c)point Y a)point W b)pointthe following Z e)none of these At what point on the graph is the activated
    12.6                                   a)The diagram shows no indicatione)None activation energy. be greater.
                                                         b)The forward and reverseany of If the
                                                                       c)The forward activation energy would
                                                                                     of
                             d)The reverse activation energy would be greater. activation energies are equal.
                119.The questions below refer to the following diagram: imgg117_9these. reaction were reversible, would the
        12.6                               a)The products would c)The reaction enough to provide the needed activation energy?
                                                         continue to reactants was present form.would form
                                                                        exist activated lower energy state.
                                                                                    e)The products
                             d)The reactants would b)The rate of produced notacomplex would convert into unstable
                120.What would happen if the kinetic energy of thebe the in theirat would tend to increase. at anproducts. energy sta
############                 121.The ratea)9.13 kJ/molreaction at d)3.00 kJ/mol 3 times that at 20.0°C. Calculate the Arrhenius energy
                             c)41.9 kJ/mol  constant for b)5.04 kJ/mol
                                                         a                          e)none of these
                                                                       40.0°C is exactly
############                 a)a           b)b           c)c           d)d          e)e
                             122.Use the potential energy diagram shown to answer the following:imgg122_4 Which letter shows the activa
############                 d)d           a)a           b)b           c)c          e)e
                             123.Use the potential energy diagram shown to answer the following:imgg122_4 Which letter shows the chang
############                 e)e           a)a           b)b           c)c          d)d
                             124.Use the potential energy diagram shown to answer the following:imgg122_4 Which letter shows the activa
############                               a)1.2 below b)4.6to 10sup9zup information: The rate constant k for the reaction shown below is
                             125.The questions x         refer x
                             c)3.0 x 10sup9zup 10sup8zup the following10sup8zup 10sup9zup
                                                                       d)2.7 x      e)9.1 x
    12.6                     d)4           a)1           b)2           c)3          e)5
                126.The questions below refer to the following information: The rate constant k for the reaction shown below
    12.6                                   a)8.2 x 10supsup4zup J/mol x 10supsup3zup J/mol
                             e)2.6 x 10sup5zup J/mol                   c)8.9
                                                         b)1.2 x 10sup1 J/mol d)3.1 x 10supsup4zup J/mol
                     127.Use the following information to determine the activation energy for the reaction shown here: 2NO imggrarr Nsub
############                               b)3.5 x ssup-1zup           d)4.6 x 10sup-3zup ssup-1zup
                             128.When ethyl chloride, c)2.9 x 10supsup3zup e)1.2 x 10sup-3zup ssup-1zup
                             a)1.7 x 10sup-2zup10supsup–4zupssup-1zup ssup-1zup in 1.0 M NaOH, it is converted into ethanol, C
                                                         CHsub3zubCHsub2zubCl, is dissolved
############                               a)The collision must involvemust be above a particles has little successfuleffect motionthe
                                                         b)The particles describes of condition(s) needed provided an formation of of
                                                                        best sufficient the certainthe particles no and on the allow
                                                                                    d)The relative of minimum the particles only if pr
                             129.Which of of following statementsc)Thearelative orientation orientation a orhas fromthemust forma
                             e)The energythe the incomingrelative orientationthe amount of energy,forofvalue,effecttherelativeaor
############                 130.The rate constant for a reaction is d)3000 kJ/mol  e)This can't be solved and 4.6 x 10sup-2zup ssup-1zup at
                             b)25 kJ/mola)11 kJ/molc)660 kJ/mol x 10sup-2zup ssup-1zup at 680 K without knowing the frequency
                                                                       1.6
############                               a)1.08 × 10sup7zup 10sup9zup ssup-1zup× ssup-1zup
                                                         reaction Msup-1zup Msup-1zup Msup-1zup Msup-1zup ssup-1zup
                                                                       d)3.71       e)9.51
                             131.For the second-order b)1.08 ×NO(g) + Osub3zub(g) imggrarr NOsub2zub(g) + Osub2zub(g), the rate cons
                             c)3.15 × 10sup6zup Msup-1zup ssup-1zup× 10sup7zup 10sup5zup ssup-1zup
############                 132.The reaction 2Hsub2zubOsub2zub imggrarr 2Hsub2zubO + Osub2zub hasthis following mechanism: Hsub
                             b)Isup-zup a)Hsub2zubO                    d)IOsup-zup
                                                         c)Hsub2zubOsub2zub e)There is no catalyst in the reaction.
    12.7                     e)II and III a)I only       b)II only c)III true d)I and III
                133.Which of the following statements is typically only for a catalyst?imgg133
    12.7                                   a)higher, lower
                             c)lower, higher                           d)lower, a __________ activation energy and thus causes a _________
                                                         b)higher, higher
                     134.The catalyzed pathway in a reaction mechanism hassteady    e)higher, steady
############                               a)They are proteins thatabout efficiency.they react with are
                                                         b)Several hundred arespecific biologic
                                                                         catalyze now of these
                                                                                    e)All
                             135.Which equal to inorganic catalysts inenzymes is incorrect? reactions.called substrates.
                             d)They areof the following statementsc)The moleculesknown. are correct.
           a)   #########
           b)   #########
           c)   #########
           e)               none of these
    Ans: d       Algorithm: No      Chapter/Section: 19.1      Difficulty: Moderate     Keyword 1: Chemistry        Keyword 2: general ch
    21               Calculate the number of beta decays.
         c)   #########
         a)   #########
         b)   #########
         d)   #########
         e)              none of these
Ans: c        Algorithm: No        Chapter/Section: 19.1   Difficulty: Moderate      Keyword 1: Chemistry         Keyword 2: general ch
22                Which types of processes are likely when the neutron-to-proton ratio in a nucleus is too low? Imgg22
         a)              I, II
         b)              II, III
         c)              III, IV
         d)              II, III, IV
         e)              II, IV
Ans: c        Algorithm: No        Chapter/Section: 19.1   Difficulty: Easy     Keyword 1: Chemistry         Keyword 2: general chemis
25                The rate constant for the beta decay of thorium-234 is 2.881 x 10sup –2zup / day. What is the half-life of this nuclide?
         d)              24.05 days
         a)              48.11 days
         b)              1.218 days
         c)              0.693 days
         e)              96.22 days
Ans: d        Algorithm: Yes     Chapter/Section: 19.2        Difficulty: Easy    Keyword 1: Chemistry          Keyword 2: general chemi
26                Consider a certain type of nucleus that has a rate constant of 2.03 x 10sup –2zup minsup–1zup. Calculate the time required
         e)              68.3 min
         a)              2.03 min
         b)              0.0406 min
         c)              34.1 min
         d)              42.7 min
Ans: e        Algorithm: Yes     Chapter/Section: 19.2       Difficulty: Moderate        Keyword 1: Chemistry        Keyword 2: general ch
27                Consider a certain type of nucleus that has a half-life of 32 min. Calculate the percent of original sample of nuclides rem
         d)   #########
         a)   #########
         b)   #########
         c)   #########
         e)   #########
Ans: d        Algorithm: Yes     Chapter/Section: 19.2        Difficulty: Moderate       Keyword 1: Chemistry         Keyword 2: general c
28                Consider a certain type of nucleus that has a half-life of 32 min. Calculate the time required for 61% of the nuclides to
         e)              43 min
         a)              23 min
         b)              21 min
         c)              58 min
         d)              51 min
Ans: e        Algorithm: Yes     Chapter/Section: 19.2       Difficulty: Moderate        Keyword 1: Chemistry        Keyword 2: general ch
29                The number of a certain radioactive nuclide present in a sample decays from 160. to 20. in 39 minutes. What is the half
         b)              13 minutes
         a)              8 minutes
         c)              18 minutes
         d)              23 minutes
         e)              28 minutes
Ans: b        Algorithm: Yes      Chapter/Section: 19.2      Difficulty: Easy      Keyword 1: Chemistry       Keyword 2: general chemi
30                The half-life of sup90zupSr is 28 years. How long will it take for a given sample of sup sup90zupSr to be 71 % decomp
         c)              50 years
         a)              9.0 half-lives
         b)              14 years
         d)              1.2 years
         e)              none of these
Ans: c        Algorithm: No      Chapter/Section: 19.2      Difficulty: Moderate       Keyword 1: Chemistry       Keyword 2: general ch
31                The number of half-lives needed for a radioactive element to decay to about 6% of its original activity is (choose neare
         c)   #########
         a)   #########
         b)   #########
         d)   #########
         e)   #########
Ans: c        Algorithm: No      Chapter/Section: 19.2      Difficulty: Easy      Keyword 1: Chemistry       Keyword 2: general chemis
32                The Br-82 nucleus has a half-life of about 1.0 x 10sup3zup minutes. If you wanted 2.0 g of Br-82 and the delivery time w
         d)              51 g
         a)              2.0 g
         b)              4.0 g
         c)              3.9 g
         e)              7.6 g
Ans: d        Algorithm: Yes    Chapter/Section: 19.2        Difficulty: Difficult    Keyword 1: Chemistry       Keyword 2: general che
33                 A radioactive sample has an initial activity of 2.00 x 10sup 6zup cpm (counts per minute), and after 4.0 days, its activity
         b)                8.3 x 10sup2zup cpm
         a)                6.7 cpm
         c)                2.4 x 10sup3zup cpm
         d)              2.1 x 10sup–10zup cpm
         e)              none of these
Ans: b        Algorithm: Yes     Chapter/Section: 19.2         Difficulty: Moderate       Keyword 1: Chemistry         Keyword 2: general c
                                                                       3zup
34                A certain radioactive sample contains 2.4 x 10sup     nuclides at a certain time (t = 0); 3.0 h later the sample contains 6
         c)   #########
         a)   #########
         b)   #########
         d)   #########
         e)              none of these
Ans: c        Algorithm: No      Chapter/Section: 19.2      Difficulty: Moderate       Keyword 1: Chemistry          Keyword 2: general ch
35                A certain radioactive sample contains 2.4 x 10sup3zup nuclides at a certain time (t = 0); 3.0 h later the sample contain
         b)                4.6 x 10sup–1 h–1
         a)                2.2 h–1
         c)                1.6 h–1
         d)          3.0 h–1
         e)          none of these
Ans: b    Algorithm: No       Chapter/Section: 19.2      Difficulty: Moderate      Keyword 1: Chemistry      Keyword 2: general ch
36            The half-life of sup90zupSr is 28.1 years. How long will it take a 10.0-g sample of sup90zupSr to decompose to 0.77 g
       c)            104 years
         a)              70 years
         b)              208 years
         d)              156 years
         e)              none of these
Ans: c        Algorithm: Yes      Chapter/Section: 19.2       Difficulty: Moderate       Keyword 1: Chemistry        Keyword 2: general ch
37                The rate constant for the decay of imgg37is 4.232 x 10sup-3zup / day. What is the half-life of imgg37?
         b)              163.8 days
         a)              81.88 days
         c)              327.5 days
         d)              409.4 days
         e)              none of these
Ans: b        Algorithm: Yes      Chapter/Section: 19.2       Difficulty: Easy      Keyword 1: Chemistry        Keyword 2: general chemi
38                A radioactive element has a half-life of 2.2 hours. How many hours will it take for the number of atoms present to deca
         c)   #########
         a)   #########
         b)   #########
         d)   #########
         e)   #########
Ans: c        Algorithm: Yes      Chapter/Section: 19.2       Difficulty: Easy      Keyword 1: Chemistry        Keyword 2: general chemis
39                The half-life of a sample has been defined as the time it takes for half of a sample to decay. The fifth-life can be define
         a)              4.8 years
         b)              35 years
         c)              10 years
         d)              17 years
         e)              24 years
Ans: a        Algorithm: Yes      Chapter/Section: 19.2       Difficulty: Difficult    Keyword 1: Chemistry         Keyword 2: general che
40                The Cs-131 nuclide has a half-life of 30. years. After 125 years, about 3.0 grams remain. The original mass of the Cs-1
         c)              54 g
         a)              108 g
         b)              27 g
         d)              188 g
         e)              65 g
Ans: c        Algorithm: Yes      Chapter/Section: 19.2       Difficulty: Moderate       Keyword 1: Chemistry        Keyword 2: general ch
41                The I-131 nuclide has a half-life of 8.0 days. If you originally have a 1.8-kg sample, after 1.9 months you will have app
         d)              13 g
         a)              26 g
         b)              28 g
         c)              19 g
         e)              less than 1 g
Ans: d        Algorithm: Yes      Chapter/Section: 19.2       Difficulty: Moderate       Keyword 1: Chemistry        Keyword 2: general c
42                 Use the following table to assist in answering the question below. Imgg42 The rate constant for the decay of unstable n
         d)               Uranium-234
         a)               Uranium-238
         b)               Radium-226
         c)               Thorium-230
         e)               Lead-210
Ans: d        Algorithm: Yes      Chapter/Section: 19.2     Difficulty: Easy    Keyword 1: Chemistry       Keyword 2: general chemi
                                                                                  9
43                The half-life for electron capture for imgg40_19Kis 1.30 x 10sup years. What percent of the original imgg40_19 K re
         b)   #########
         a)   #########
         c)   #########
         d)   #########
         e)   #########
Ans: b        Algorithm: Yes      Chapter/Section: 19.2        Difficulty: Moderate    Keyword 1: Chemistry      Keyword 2: general c
44                Identify the missing particle in the following nuclear equation: imgg241_95Am + imgg4_2He imggrarr __________ +
         e)               imz243_97Bk
         a)               imz-245_97Bk
         b)               imz-246_97Bk
         c)               imz-247_97Bk
         d)               imz-244_97Bk
Ans: e        Algorithm: No       Chapter/Section: 19.3       Difficulty: Easy     Keyword 1: Chemistry     Keyword 2: general chemis
45                In the following nuclear equation, identify the missing product: imgg-43_20Ca + alpha imggrarr __________ + imgg1
         b)               imz46-_21Sc
         a)               imz46-_22Ti
         c)               imz-44_22Ti
         d)               imz-42_18Ar
         e)               none of these
Ans: b        Algorithm: No       Chapter/Section: 19.3       Difficulty: Easy     Keyword 1: Chemistry     Keyword 2: general chemis
46                Identify the missing particle in the following nuclear equation: imgg27_13-Al + __________ imggrarr imgg24_11-Na
         a)               imz1_0n
         b)               imz-1_0n
         c)               imz0_-1e
         d)               imz0_1e
         e)               2 imz1_0n
Ans: a        Algorithm: No       Chapter/Section: 19.3       Difficulty: Moderate     Keyword 1: Chemistry      Keyword 2: general ch
47                When the Pd-106 nucleus is struck with an alpha particle, a proton is produced along with a new element. What is this
         d)               Ag-109
         a)               Cd-112
         b)               Cd 109
         c)               Ag-108
         e)               none of these
Ans: d        Algorithm: No       Chapter/Section: 19.3       Difficulty: Moderate     Keyword 1: Chemistry      Keyword 2: general ch
48                 An archaeological sample contains 0.743 g of lead-206 and 2.145 g of uranium-238. Assume that all the lead now pres
         a)               4.509 x 10sup9zup years
         b)              1.065 x 10sup–10zup years
         c)              depends on the age of the sample
         d)              depends on the organic content of the sample
         e)              two of these
Ans: a        Algorithm: Yes     Chapter/Section: 19.4      Difficulty: Easy    Keyword 1: Chemistry       Keyword 2: general chemi
49                 An archaeological sample contains 0.670 g of lead-206 and 2.155 g of uranium-238. Assume that all the lead now pres
         c)               1.99 x 10sup9zup years
         a)               8.64 x 10sup9zup years
         b)               8.65 x 10sup8zup years
         d)              6.65 x 10sup9zup years
         e)              none of these
Ans: c        Algorithm: Yes     Chapter/Section: 19.4        Difficulty: Moderate      Keyword 1: Chemistry        Keyword 2: general ch
                                                                         14
50                Use the following data to determine the expected sup zupC activity in the Shroud of Turin. The atmospheric activity o
         e)              12 cpm/gC
         a)              28 cpm/gC
         b)              7.3 cpm/gC
         c)              5.1 cpm/gC
         d)              11 cpm/gC
Ans: e        Algorithm: No     Chapter/Section: 19.4       Difficulty: Moderate    Keyword 1: Chemistry       Keyword 2: general ch
51                A sample of wood from an Egyptian mummy case gives a sup 14zupC count of 9.1 cpm/gC (counts per minute per gram
         c)              4296 yr
         a)              2148 yr
         b)              6796 yr
         d)              5346 yr
         e)              none of these
Ans: c        Algorithm: Yes     Chapter/Section: 19.4 Difficulty: Moderate      Keyword 1: Chemistry      Keyword 2: general ch
52                If a tree dies and the trunk remains undisturbed for 13511 years, what percentage of original sup 14zupC is still present?
         b)   #########
         a)   #########
         c)   #########
         d)   #########
         e)   #########
Ans: b        Algorithm: Yes       Chapter/Section: 19.4      Difficulty: Moderate     Keyword 1: Chemistry        Keyword 2: general c
53                The half-life for electron capture for imgg40_19K is 1.3 billion years. What will be the imgg40_19K/ imgg40_18Ar ra
         c)   #########
         a)   #########
         b)   #########
         d)   #########
         e)   #########
Ans: c        Algorithm: Yes       Chapter/Section: 19.4      Difficulty: Easy    Keyword 1: Chemistry        Keyword 2: general chemis
54                It is desired to determine the blood volume of a live mouse. To do this, 0.10 mL of a saline suspension of red blood cel
         e)                2.0 mL
         a)                0.50 mL
         b)                20 mL
         c)                5.0 mL
         d)                4.9 mL
Ans: e        Algorithm: Yes       Chapter/Section: 19.4     Difficulty: Moderate      Keyword 1: Chemistry        Keyword 2: general ch
55                A 0.20-mL sample of a solution containing imgg3_1H that produces 3.7 x 10sup3zup cps is injected into the bloodstrea
         b)                20 mL
         a)                0.50 L
         c)                10 mL
         d)                100 mL
         e)                none of these
Ans: b        Algorithm: Yes       Chapter/Section: 19.4     Difficulty: Moderate      Keyword 1: Chemistry        Keyword 2: general c
56                Radioactive tracers are useful in studying very low concentrations of chemical species. A chemist has a sample of HgIs
         b)              4.4 x 10sup–10zup
         a)              1.1 x 10sup–9zup
         c)              1.1 x 10sup–10zup
         d)              1.1 x 10sup–11zup
         e)              4.4 x 10sup–11zup
Ans: b        Algorithm: No     Chapter/Section: 19.4        Difficulty: Moderate   Keyword 1: Chemistry        Keyword 2: general ch
57                Which statement is true about the following reaction? Imgg57
         a)              Energy is absorbed in the reaction.
         b)              Energy is released in the reaction.
         c)              No energy change is associated with the reaction.
         d)              Not enough information is given to determine the energy change.
         e)              None of these.
Ans: a        Algorithm: No     Chapter/Section: 19.5        Difficulty: Moderate   Keyword 1: Chemistry        Keyword 2: general ch
58                One of the hopes for solving the world's energy problem is to make use of the fusion reaction: imgg2_1H + imgg3_1H
         c)              1.69 x 10sup12 zup J
         a)              5.63 x 10sup8 zup J
         b)              56.3 J
         d)              7.84 x 10sup44 zup J
         e)              8.44 x 10sup11 zup J
Ans: c        Algorithm: No      Chapter/Section: 19.5   Difficulty: Moderate     Keyword 1: Chemistry          Keyword 2: general ch
59                Consider the following process:imgg59 Which statement describes DeltaE for the process?
         d)              1.15 x 10sup11 zup J/mol are absorbed.
         a)              1.15 x 10sup11 zup J/mol are released.
         b)              1.15 x 10sup14 zup J/mol are released.
         c)              1.15 x 10sup18 zup J/mol are absorbed.
         e)              None of these.
Ans: d        Algorithm: No     Chapter/Section: 19.5       Difficulty: Moderate     Keyword 1: Chemistry       Keyword 2: general ch
60                Calculate DeltaE in kilojoules per mole for the following reaction: imgg230_90Th imggrarr imgg4_2He + imgg236_8
         a)              –4.6 x 10sup8 zup kJ/mol
       b)            –2.4 x 10sup6 zup kJ/mol
       c) #########
       d)            +2.4 x 10sup6 zup kJ/mol
       e)            +4.6 x 10sup8 zup kJ/mol
Ans: a    Algorithm: No      Chapter/Section: 19.5      Difficulty: Moderate      Keyword 1: Chemistry      Keyword 2: general ch
61            Calculate the change in energy in kJ/mol for the transmutation of radium from the given molar masses: imgg61
       d)            –4.7 x 10sup8 zup kJ/mol
       a)            –5.2 kJ/mol
       b)            –1.6 kJ/mol
       c)            –4.7 x 10sup14 zup kJ/mol
         e)           +1.6 x 10sup8 zup kJ/mol
Ans: d    Algorithm: No      Chapter/Section: 19.5      Difficulty: Moderate     Keyword 1: Chemistry         Keyword 2: general ch
62            If one mole of oxygen-16 were formed from protons and neutrons, 0.1366 g of mass would be lost. What can best acco
       c)             The process was so exothermic, the system lost energy, which meant that it also lost mass.
       a)             When fission occurs, the nuclei remaining always has a smaller mass.
         b)              Converting from the atomic scale (in amu's) to the macroscopic scale (in grams) can often cause minor errors to
         d)              This is impossible because of the Law of Conservation of Matter (so mass must be conserved).
         e)              Both A and C are correct.
Ans: c        Algorithm: No      Chapter/Section: 19.5     Difficulty: Easy     Keyword 1: Chemistry       Keyword 2: general chemis
63                Iron-56 (imgg56_26Fe) has a binding energy per nucleon of 8.79 MeV. (1MeV is 1.60 x 10sup –13zup J). Determine the
         d)               5.27 x 10sup–4 zup kg
         a)               9.41 x 10sup–6 zup kg
         b)               2.43 x 10sup–5 zup kg
         c)               6.65 x 10sup–5 zup kg
         e)              7.21 x 10sup–4 zup kg
Ans: d        Algorithm: No     Chapter/Section: 19.5       Difficulty: Moderate     Keyword 1: Chemistry       Keyword 2: general ch
64                The bismuth-209 nucleus has a binding energy per nucleon of 7.6514 MeV. (1 MeV is 1.60 x 10sup –13 zup J). Determin
         a)              1.71 x 10sup-3zup kg
         b)               3.92 x 10sup–8 zup kg
         c)               8.20 x 10sup–6 zup kg
         d)               2.56 x 10sup–10 zup kg
         e)              6.81 x 10sup–4 zup kg
Ans: a        Algorithm: Yes     Chapter/Section: 19.5      Difficulty: Moderate      Keyword 1: Chemistry       Keyword 2: general c
65                The gold-197 nucleus has a mass defect of 1.633 g/mol. Determine the binding energy per nucleon for gold-197 nuclei
         e)              7.722 MeV
         a)               1.521 x 10sup–4 zup MeV
         b)               1.521 x 10sup3zup MeV
         c)               19.26 MeV
         d)               23.51 MeV
Ans: e        Algorithm: Yes       Chapter/Section: 19.5       Difficulty: Moderate     Keyword 1: Chemistry   Keyword 2: general ch
67                In the following fission reaction, identify the other product: imgg235_92U + imgg1_0n imggrarr imgg139_53I + 2 im
         b)               imz95_39Y
         a)               imz89_39Y
         c)               imz95_42Mo
         d)               imz94_42Mo
         e)               imz95_40Zr
Ans: b        Algorithm: No       Chapter/Section: 19.6        Difficulty: Moderate    Keyword 1: Chemistry   Keyword 2: general ch
68                What nuclide is necessary to balance the following fission reaction? imgg235_92U + imgg1_0n imggrarr 3 imgg1_0n +
         d)               imz94_36Kr
         a)               imz96_35Br
         b)               imz96_36Kr
         c)               imz94_37Rb
         e)               imz90_38Sr
Ans: d        Algorithm: No       Chapter/Section: 19.6        Difficulty: Moderate    Keyword 1: Chemistry   Keyword 2: general ch
69                Which of the following balanced equations is labeled incorrectly?
         a)               fission: imz209_83Bi + imz4_2He imzrarr imz211_85At + 2 imz1_0n
         b)               fusion: imz2_1H + imz2_1H imzrarr imz3_1H + imz1_1H
         c)               bombardment: imz239_94Pu + imz1_0n imzrarr imz240_95Am + imz0_-1e
         d)               beta production: imz239_92U imzrarr imz239_93Np + imz0_-1e
         e)               all correctly labeled
Ans: a        Algorithm: No       Chapter/Section: 19.6        Difficulty: Moderate    Keyword 1: Chemistry   Keyword 2: general ch
70                Breeder reactors are used to convert the nonfissionable nuclide imgg238_92U to a fissionable product. Neutron captur
         a)              imz239_94Pu
         b)              imz235_88Ra
         c)              imz235_92U
         d)              imz238_94Pu
         e)              imz239_93Np
Ans: a        Algorithm: No       Chapter/Section: 19.6     Difficulty: Moderate       Keyword 1: Chemistry          Keyword 2: general ch
71                When the U-235 nucleus is struck with a neutron, the Ce-144 and Sr-90 nuclei are produced along with some neutrons
         a)   #########
         b)   #########
         c)   #########
         d)   #########
         e)   #########
Ans: a        Algorithm: No       Chapter/Section: 19.6     Difficulty: Moderate       Keyword 1: Chemistry          Keyword 2: general ch
72                When the U-235 nucleus is struck with a neutron, the Ce-144 and Sr-90 nuclei are produced along with some neutrons
         c)   #########
         a)   #########
         b)   #########
         d)   #########
         e)   #########
Ans: c        Algorithm: No      Chapter/Section: 19.6      Difficulty: Moderate       Keyword 1: Chemistry         Keyword 2: general ch
73                When the U-235 nucleus is struck with a neutron, the Zn-72 and Sm-160 nuclei are produced along with some neutrons
         c)   #########
         a)   #########
         b)   #########
         d)   #########
         e)   #########
Ans: c        Algorithm: No      Chapter/Section: 19.6      Difficulty: Moderate       Keyword 1: Chemistry         Keyword 2: general ch
74                The smallest amount of radioactive material that will support a self-sustained fission reaction is called the
         e)              critical mass
         a)              molar mass
         b)              moderator
         c)              supercritical mass
         d)              subcritical mass
Ans: e        Algorithm: No      Chapter/Section: 19.6      Difficulty: Easy     Keyword 1: Chemistry          Keyword 2: general chemis
75                 How much energy is released when 2.50 metric tons of sup 2zupHsub2zub gas undergoes nuclear fusion? (1 metric ton = 1
         d)               1.84 x 10sup17zup J
         a)               3.69 x 10sup17zup J
         b)               5.42 x 10sup–18zup J
         c)               5.39 x 10sup64zup J
         e)          1.34 x 10sup71zup J
Ans: d    Algorithm: Yes     Chapter/Section: 19.6         Difficulty: Difficult Keyword 1: Chemistry            Keyword 2: general che
76            Which of the following is true for the fission of uranium-235?
       e)            Two of these.
       a)            The electron is captured by the nucleus, which becomes unstable.
       b)            The products include neutrons.
         c)              The nuclides produced are individually heavier than the uranium nuclide.
         d)              The nuclides produced are more stable than the uranium nuclide.
Ans: e        Algorithm: No       Chapter/Section: 19.6       Difficulty: Easy      Keyword 1: Chemistry        Keyword 2: general chemis
77                If more than one neutron from each fission event causes another fission event, the fission situation is described as
         c)              supercritical
         a)              critical
         b)              subcritical
         d)              moderated
         e)              none of these
Ans: c        Algorithm: No       Chapter/Section: 19.6       Difficulty: Easy      Keyword 1: Chemistry        Keyword 2: general chemis
78                Which of the following statements is false?
         b)              A beta particle is a particle with the same mass as the electron but opposite charge.
         a)              The process of splitting a heavy nucleus into two nuclei with smaller mass numbers is called fission.
         c)              Nitrogen can be changed into oxygen by bombarding it with alpha particles.
         d)              Archaeologists use radioactivity to determine the age of some artifacts and rocks.
         e)              All of the above statements are true.
Ans: b        Algorithm: No       Chapter/Section: 19.6       Difficulty: Easy      Keyword 1: Chemistry        Keyword 2: general chemis
79                Radioactivity is not useful for:
         d)              Making chemicals like sulfuric acid.
         a)              Dating artifacts and rocks.
         b)              Producing electricity.
         c)              Tracing pathways in biological systems.
         e)              Radioactivity is useful for all of the above.
Ans: d        Algorithm: No       Chapter/Section: 19.6       Difficulty: Easy      Keyword 1: Chemistry        Keyword 2: general chemis
80                Which statement about fusion is incorrect?
         a)              Fusion requires starting nuclides that are difficult to find on Earth, which is a problem for scientists.
         b)              Studying fusion is a worthwhile research endeavor because this process could be used as an alternative energy s
         c)              Fusion requires a very high temperature in order to begin, which is a problem for scientists.
         d)              In fusion, two nuclei must be traveling fast enough to overcome the electrostatic repulsion and “fuse” the partic
         e)              Both A and C are incorrect.
Ans: a        Algorithm: No       Chapter/Section: 19.6       Difficulty: Easy      Keyword 1: Chemistry        Keyword 2: general chemis
81                What component of a nuclear reactor moderates the rate of the reaction?
         b)              control rods
         a)              steam turbine
         c)              cooling water
         d)              containment shell
         e)              cyclotron
Ans: b        Algorithm: No       Chapter/Section: 19.6       Difficulty: Easy      Keyword 1: Chemistry        Keyword 2: general chemis
82                Which of the following is not a factor in determining the biological effects of radiation exposure?
         b)              the age of the organism at which the exposure occurs
         a)              the energy of the radiation
         c)              the penetrating ability of the radiation
         d)              the chemical properties of the radiation source
         e)              the ionizing ability of the radiation
Ans: b        Algorithm: No       Chapter/Section: 19.7       Difficulty: Easy      Keyword 1: Chemistry        Keyword 2: general chemis
83                The greatest radiation exposure for Americans comes from which of the following?
         e)              a combination of the natural causes of radiation including cosmic rays
         a)              medical x-rays
         b)              nuclear power plants
         c)              electrical transmission wires
         d)              industrial waste
Ans: e        Algorithm: No      Chapter/Section: 19.7       Difficulty: Easy       Keyword 1: Chemistry   Keyword 2: general chemis
84                Which unit takes into account the relative ability of radiation to cause damage?
         a)              rem
         b)              rad
         c)              curie
         d)              becquerel
         e)              cpm
Ans: a        Algorithm: No      Chapter/Section: 19.7       Difficulty: Easy       Keyword 1: Chemistry   Keyword 2: general chemis
85                Which type of radiation has the lowest penetrating ability?
         c)              alpha particle
         a)              gamma ray
         b)              beta particle
         d)              positron
         e)              more than one of these
Ans: c        Algorithm: No      Chapter/Section: 19.7       Difficulty: Easy       Keyword 1: Chemistry   Keyword 2: general chemis
ed from the data




 p[Osub2zub]sup2zup


6/pics/12_11e.gif” alt/= “Data Table” />




Osub2zub][Hsup+zup]

ould be correct.
ubsup-zup]sup2zup[Hsub2zubCsub2zubOsub4zub]sup2zup

O][Hsub2zubO]


ed from the data
SeOsub3zub]sup2zup[Hsup+zup][Isup-zup]




[B]sup2zup[C]




 p[B]sup5/7zup


SUP-1zup•ssup-1zup
ion increases with time.
/pics/12_65c.gif” alt/= “eqn” />
ed from this data




be determined


hoices could be correct.


be determined




3zubksub4zubksub5zub
at /= k[Hsub2zubOsub2zub][Hsup+zup]sup2zup[Isup-zup]-3zup




erence A and energy difference C are about equal.


form at an unstable energy state.




ion of the particles must allow for formation of the new bonds in the product.
without knowing the frequency factor.
sup-1zup ssup-1zup
n this reaction.




emistry   Keyword 2: general chemistry   Keyword 3: nuclear chemistry    Keyword 4: radioactivity and nuclear bombardment reactions   Keyw
emistry    Keyword 2: general chemistry                Keyword 3: nuclear chemistry         Keyword 4: radioactivity and nuclear bombardment reactions      Keyw
too low? Imgg22




ry          Keyword 2: general chemistry          Keyword 3: nuclear chemistry         Keyword 4: radioactivity and nuclear bombardment reactions    Keyword
t is the half-life of this nuclide?




try          Keyword 2: general chemistry         Keyword 3: nuclear chemistry          Keyword 4: radioactivity and nuclear bombardment reactions       Keyword
    –1zup
p           . Calculate the time required for the sample to decay to one-fourth of its initial value.




emistry     Keyword 2: general chemistry        Keyword 3: nuclear chemistry                Keyword 4: radioactivity and nuclear bombardment reactions      Key
t of original sample of nuclides remaining after 2.1 hours have passed.




emistry     Keyword 2: general chemistry      Keyword 3: nuclear chemistry                   Keyword 4: radioactivity and nuclear bombardment reactions     Key
equired for 61% of the nuclides to decompose.




emistry    Keyword 2: general chemistry           Keyword 3: nuclear chemistry              Keyword 4: radioactivity and nuclear bombardment reactions      Key
20. in 39 minutes. What is the half-life of this radioactive species?
try    Keyword 2: general chemistry   Keyword 3: nuclear chemistry                      Keyword 4: radioactivity and nuclear bombardment reactions       Keyword
sup sup90zupSr to be 71 % decomposed?




emistry      Keyword 2: general chemistry        Keyword 3: nuclear chemistry               Keyword 4: radioactivity and nuclear bombardment reactions      Keyw
 s original activity is (choose nearest number):




ry       Keyword 2: general chemistry        Keyword 3: nuclear chemistry              Keyword 4: radioactivity and nuclear bombardment reactions        Keyword
 g of Br-82 and the delivery time was three days, about how much NaBr should you order (assuming all of the Br in the NaBr was Br-82)?




mistry      Keyword 2: general chemistry          Keyword 3: nuclear chemistry              Keyword 4: radioactivity and nuclear bombardment reactions      Keyw
                                                       5zup
te), and after 4.0 days, its activity is 9.0 x 10sup          cpm. What is its activity after 39 days?




emistry       Keyword 2: general chemistry         Keyword 3: nuclear chemistry              Keyword 4: radioactivity and nuclear bombardment reactions      Key
                                                  2zup
0); 3.0 h later the sample contains 6.0 x 10sup          nuclides. For this sample the ratio of the decay rates at t = 0 to t = 3.0 h is:




emistry      Keyword 2: general chemistry       Keyword 3: nuclear chemistry        Keyword 4: radioactivity and nuclear bombardment reactions              Keyw
= 0); 3.0 h later the sample contains 6.0 x 10sup2zup nuclides. The value of the rate constant for this process is:




emistry   Keyword 2: general chemistry             Keyword 3: nuclear chemistry             Keyword 4: radioactivity and nuclear bombardment reactions      Keyw
up90zupSr to decompose to 0.77 g?
emistry       Keyword 2: general chemistry        Keyword 3: nuclear chemistry         Keyword 4: radioactivity and nuclear bombardment reactions             Key
alf-life of imgg37?




try   Keyword 2: general chemistry        Keyword 3: nuclear chemistry            Keyword 4: radioactivity and nuclear bombardment reactions             Keyword
 e number of atoms present to decay to one-sixteenth of the initial value?




 ry    Keyword 2: general chemistry          Keyword 3: nuclear chemistry         Keyword 4: radioactivity and nuclear bombardment reactions             Keyword
 decay. The fifth-life can be defined as the time it takes for one-fifth of a sample to decay. Given these definitions, calculate the fifth-life of a sample that h




 mistry    Keyword 2: general chemistry       Keyword 3: nuclear chemistry            Keyword 4: radioactivity and nuclear bombardment reactions             Keyw
main. The original mass of the Cs-131 sample is closest to




 emistry    Keyword 2: general chemistry      Keyword 3: nuclear chemistry             Keyword 4: radioactivity and nuclear bombardment reactions             Key
 after 1.9 months you will have approximately




 emistry     Keyword 2: general chemistry         Keyword 3: nuclear chemistry         Keyword 4: radioactivity and nuclear bombardment reactions             Key
                                                                                           –9
constant for the decay of unstable nuclide X by alpha-particle emission is 7.66 x 10sup         / day. What is the identity of X?
try       Keyword 2: general chemistry      Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions       Keyword
                                                             9zup
ent of the original imgg40_19 K remains after 3.23 x 10sup          years?




emistry   Keyword 2: general chemistry   Keyword 3: nuclear chemistry             Keyword 4: radioactivity and nuclear bombardment reactions        Key
gg4_2He imggrarr __________ + 2imgg1_0 n




ry    Keyword 2: general chemistry  Keyword 3: nuclear chemistry             Keyword 4: radioactivity and nuclear bombardment reactions        Keyword
pha imggrarr __________ + imgg1-_1H




ry   Keyword 2: general chemistry     Keyword 3: nuclear chemistry           Keyword 4: radioactivity and nuclear bombardment reactions        Keyword
_______ imggrarr imgg24_11-Na + alpha




emistry     Keyword 2: general chemistry      Keyword 3: nuclear chemistry       Keyword 4: radioactivity and nuclear bombardment reactions         Keyw
g with a new element. What is this new element?




emistry      Keyword 2: general chemistry      Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions         Keyw
 Assume that all the lead now present in the rock came from the radioactive decay of the uranium and that no appreciable amounts of other radioactive nuc




try       Keyword 2: general chemistry      Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions       Keyword
 Assume that all the lead now present in the rock came from the radioactive decay of the uranium and that no appreciable amounts of other radioactive nuc
emistry       Keyword 2: general chemistry        Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions         Key
                                         14
f Turin. The atmospheric activity of sup zupC is 15 cpm/gC (counts per minute per gram of carbon). Assume that the cloth was made in the year 24 A.D.




emistry      Keyword 2: general chemistry        Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions         Keyw
                                                                                                  14
m/gC (counts per minute per gram of carbon). How old is the wood? (The initial decay rate of sup zup C is 15.3 cpm/g C, and its half-life is 5730 years.)




emistry       Keyword 2: general chemistry        Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions         Key
              14                                     14
original sup zupC is still present? (half-life of sup zupC = 5730 years)




emistry   Keyword 2: general chemistry     Keyword 3: nuclear chemistry             Keyword 4: radioactivity and nuclear bombardment reactions         Key
he imgg40_19K/ imgg40_18Ar ratio in a rock that is 5.0 billion years old?




ry        Keyword 2: general chemistry        Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions        Keyword
 saline suspension of red blood cells labeled with imgg59_26Fe is injected into the tail vein. Before injection, the gamma rays were counted for this 0.10-




emistry      Keyword 2: general chemistry       Keyword 3: nuclear chemistry        Keyword 4: radioactivity and nuclear bombardment reactions         Key
p cps is injected into the bloodstream of an animal. After allowing circulatory equilibrium to be established, a 0.20-mL sample of blood is found to have an




emistry       Keyword 2: general chemistry        Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions         Key
es. A chemist has a sample of HgIsub 2zub in which part of the iodine is the radioactive nuclide of mass 131, so that the count rate is 5.0 x 10sup 11 counts pe




emistry    Keyword 2: general chemistry         Keyword 3: nuclear chemistry         Keyword 4: radioactivity and nuclear bombardment reactions            Keyw




emistry    Keyword 2: general chemistry         Keyword 3: nuclear chemistry         Keyword 4: energy of nuclear reactions        Keyword 5: mass-energy c
 reaction: imgg2_1H + imgg3_1H imggrarr imgg4_2He + imgg1_0 + energy How much energy is released when one mole of deuterium is fused with on




emistry    Keyword 2: general chemistry         Keyword 3: nuclear chemistry         Keyword 4: energy of nuclear reactions        Keyword 5: mass-energy c




emistry    Keyword 2: general chemistry         Keyword 3: nuclear chemistry         Keyword 4: energy of nuclear reactions        Keyword 5: mass-energy c
mggrarr imgg4_2He + imgg236_88Ra Atomic masses: sup 230zupTh = 230.0332, sup4zupHe = 4.00260, sup226zupRa = 226.02544.




emistry   Keyword 2: general chemistry          Keyword 3: nuclear chemistry         Keyword 4: energy of nuclear reactions        Keyword 5: mass-energy c
ven molar masses: imgg61




emistry     Keyword 2: general chemistry        Keyword 3: nuclear chemistry         Keyword 4: energy of nuclear reactions        Keyword 5: mass-energy c
 would be lost. What can best account for this loss?
lso lost mass.
ms) can often cause minor errors to occur.
ust be conserved).

ry    Keyword 2: general chemistry              Keyword 3: nuclear chemistry      Keyword 4: energy of nuclear reactions      Keyword 5: mass-energy calcu
             –13zup
60 x 10sup            J). Determine the difference in mass between one mole of iron-56 nuclei and the component nucleons of which it is made.




emistry      Keyword 2: general chemistry            Keyword 3: nuclear chemistry      Keyword 4: energy of nuclear reactions      Keyword 5: mass-energy c
                   –13 zup
 is 1.60 x 10sup             J). Determine the difference in mass between one mole of bismuth-209 nuclei and the component nucleons of which it is made.




emistry      Keyword 2: general chemistry            Keyword 3: nuclear chemistry       Keyword 4: energy of nuclear reactions     Keyword 5: mass-energy
                                                                  –13 zup
gy per nucleon for gold-197 nuclei. (1 MeV is 1.602 x 10sup                 J).




emistry    Keyword 2: general chemistry   Keyword 3: nuclear chemistry                 Keyword 4: energy of nuclear reactions      Keyword 5: mass-energy
_0n imggrarr imgg139_53I + 2 imgg1_0n + __________




emistry   Keyword 2: general chemistry   Keyword 3: nuclear chemistry                  Keyword 4: radioactivity and nuclear bombardment reactions          Keyw
+ imgg1_0n imggrarr 3 imgg1_0n + imgg139_56Ba + __________




emistry      Keyword 2: general chemistry            Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions          Keyw




emistry      Keyword 2: general chemistry            Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions
issionable product. Neutron capture of the imgg238_92U is followed by two successive beta decays. What is the final fissionable product?




emistry    Keyword 2: general chemistry      Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions                           Keyw
roduced along with some neutrons and electrons. How many neutrons are emitted?




emistry    Keyword 2: general chemistry      Keyword 3: nuclear chemistry      Keyword 4: radioactivity and nuclear bombardment reactions                           Keyw
roduced along with some neutrons and electrons. How many electrons are emitted?




emistry    Keyword 2: general chemistry    Keyword 3: nuclear chemistry              Keyword 4: radioactivity and nuclear bombardment reactions                     Keyw
produced along with some neutrons. How many neutrons are emitted?




emistry     Keyword 2: general chemistry       Keyword 3: nuclear chemistry          Keyword 4: radioactivity and nuclear bombardment reactions                     Keyw
 reaction is called the




ry       Keyword 2: general chemistry      Keyword 3: nuclear chemistry         Keyword 4: energy of nuclear reactions                  Keyword 5: nuclear fission
                                                                8zup                                  –27zup             2zup
s nuclear fusion? (1 metric ton = 1000 kg, c = 2.9979 x 10sup          m/s, 1 amu = 1.66054 x 10sup            kg) sup          H + sup 2zupH imgrarr sup 3zupHe + sup 1z




mistry      Keyword 2: general chemistry      Keyword 3: nuclear chemistry          Keyword 4: energy of nuclear reactions                  Keyword 5: nuclear fusion
 ry     Keyword 2: general chemistry        Keyword 3: nuclear chemistry   Keyword 4: energy of nuclear reactions   Keyword 5: nuclear fission
  sion situation is described as




 ry    Keyword 2: general chemistry         Keyword 3: nuclear chemistry   Keyword 4: energy of nuclear reactions   Keyword 5: nuclear fission



umbers is called fission.




 ry    Keyword 2: general chemistry         Keyword 3: nuclear chemistry




 ry    Keyword 2: general chemistry         Keyword 3: nuclear chemistry   Keyword 4: radioactivity and nuclear bombardment reactions    Keyword

  problem for scientists.
d be used as an alternative energy source.
m for scientists.
 atic repulsion and “fuse” the particles into a new nucleus.

 ry    Keyword 2: general chemistry         Keyword 3: nuclear chemistry   Keyword 4: energy of nuclear reactions   Keyword 5: nuclear fusion




 ry    Keyword 2: general chemistry         Keyword 3: nuclear chemistry   Keyword 4: energy of nuclear reactions   Keyword 5: nuclear fission
 on exposure?




 ry    Keyword 2: general chemistry         Keyword 3: nuclear chemistry   Keyword 4: radioactivity and nuclear bombardment reactions    Keyword
ry   Keyword 2: general chemistry   Keyword 3: nuclear chemistry   Keyword 4: radioactivity and nuclear bombardment reactions   Keyword




ry   Keyword 2: general chemistry   Keyword 3: nuclear chemistry   Keyword 4: radioactivity and nuclear bombardment reactions   Keyword




ry   Keyword 2: general chemistry   Keyword 3: nuclear chemistry   Keyword 4: radioactivity and nuclear bombardment reactions   Keyword
lear bombardment reactions   Keyword 5: radioactive decay series
lear bombardment reactions      Keyword 5: radioactive decay series




bombardment reactions     Keyword 5: radioactivity      Keyword 6: nuclear stability




bombardment reactions        Keyword 5: rate of radioactive decay     Keyword 6: half-life




clear bombardment reactions      Keyword 5: rate of radioactive decay




clear bombardment reactions      Keyword 5: rate of radioactive decay




clear bombardment reactions      Keyword 5: rate of radioactive decay
bombardment reactions        Keyword 5: rate of radioactive decay       Keyword 6: half-life




lear bombardment reactions      Keyword 5: rate of radioactive decay




bombardment reactions       Keyword 5: rate of radioactive decay       Keyword 6: half-life
the NaBr was Br-82)?




ear bombardment reactions       Keyword 5: rate of radioactive decay




clear bombardment reactions      Keyword 5: rate of radioactive decay




lear bombardment reactions      Keyword 5: rate of radioactive decay




lear bombardment reactions       Keyword 5: rate of radioactive decay
clear bombardment reactions       Keyword 5: rate of radioactive decay




bombardment reactions        Keyword 5: rate of radioactive decay      Keyword 6: half-life




 bombardment reactions         Keyword 5: rate of radioactive decay    Keyword 6: half-life
lculate the fifth-life of a sample that has a half-life of 15 years.




ear bombardment reactions       Keyword 5: rate of radioactive decay      Keyword 6: half-life




clear bombardment reactions       Keyword 5: rate of radioactive decay




clear bombardment reactions       Keyword 5: rate of radioactive decay
bombardment reactions        Keyword 5: rate of radioactive decay       Keyword 6: half-life




clear bombardment reactions      Keyword 5: rate of radioactive decay        Keyword 6: half-life




bombardment reactions       Keyword 5: nuclear bombardment reactions          Keyword 6: transmutation




bombardment reactions       Keyword 5: nuclear bombardment reactions          Keyword 6: transmutation




lear bombardment reactions       Keyword 5: radioactivity       Keyword 6: nuclear equation




lear bombardment reactions       Keyword 5: nuclear bombardment reactions          Keyword 6: transmutation
able amounts of other radioactive nuclides are present in the sample. The decay rate constant for the uranium is 1.537 x 10sup –10zup/ year. Determine the h




bombardment reactions        Keyword 5: rate of radioactive decay       Keyword 6: half-life
able amounts of other radioactive nuclides are present in the sample. The decay rate constant for the uranium is 1.54 x 10sup –10zup/year. What is the age of
clear bombardment reactions        Keyword 5: rate of radioactive decay       Keyword 6: radioactive dating
                                                          14
 e cloth was made in the year 24 A.D. The half-life of sup zupC is 5730 years.




 lear bombardment reactions        Keyword 5: rate of radioactive decay      Keyword 6: radioactive dating
m/g C, and its half-life is 5730 years.)




clear bombardment reactions        Keyword 5: rate of radioactive decay       Keyword 6: radioactive dating




clear bombardment reactions        Keyword 5: rate of radioactive decay       Keyword 6: radioactive dating




 bombardment reactions        Keyword 5: rate of radioactive decay        Keyword 6: radioactive dating
 mma rays were counted for this 0.10-mL solution and the count rate found to be 1.0 x 10sup 4zup cpm. After a sufficient time for the blood to be thoroughly




clear bombardment reactions      Keyword 5: applications of radioactive isotopes       Keyword 6: chemical anaylsis
mL sample of blood is found to have an activity of 37 cps. Calculate the blood volume of the animal.




clear bombardment reactions        Keyword 5: applications of radioactive isotopes      Keyword 6: chemical anaylsis
e count rate is 5.0 x 10sup 11 counts per minute per mole of I. The solid mercuric iodide is placed in water and allowed to come to equilibrium. Then 100 m




lear bombardment reactions       Keyword 5: applications of radioactive isotopes      Keyword 6: chemical anaylsis




ctions    Keyword 5: mass-energy calculations
ne mole of deuterium is fused with one mole of tritium according to the above reaction? The masses of the atoms and the neutrons are: imgg2_1H = 2.014




ctions    Keyword 5: mass-energy calculations




ctions    Keyword 5: mass-energy calculations




ctions    Keyword 5: mass-energy calculations




ctions    Keyword 5: mass-energy calculations
 s    Keyword 5: mass-energy calculations
ns of which it is made.




 ctions    Keyword 5: mass-energy calculations
ent nucleons of which it is made.




actions     Keyword 5: mass-energy calculations




actions     Keyword 5: mass-energy calculations




lear bombardment reactions          Keyword 5: radioactive decay series   Keyword 6: nuclear equation




lear bombardment reactions          Keyword 5: radioactivity    Keyword 6: nuclear equation




lear bombardment reactions
al fissionable product?




lear bombardment reactions        Keyword 5: radioactivity   Keyword 6: nuclear equation




lear bombardment reactions        Keyword 5: radioactivity   Keyword 6: nuclear equation




lear bombardment reactions        Keyword 5: radioactivity   Keyword 6: nuclear equation




lear bombardment reactions        Keyword 5: radioactivity   Keyword 6: nuclear equation




s        Keyword 5: nuclear fission
+ sup 2zupH imgrarr sup 3zupHe + sup 1zupn imgg75




ctions      Keyword 5: nuclear fusion
s    Keyword 5: nuclear fission




s    Keyword 5: nuclear fission




bombardment reactions     Keyword 5: radioactivity




ns   Keyword 5: nuclear fusion




ns   Keyword 5: nuclear fission




bombardment reactions     Keyword 5: radiation and matter
bombardment reactions   Keyword 5: radiation and matter




bombardment reactions   Keyword 5: radiation and matter




bombardment reactions   Keyword 5: radiation and matter
7 x 10sup –10zup/ year. Determine the half-life of the uranium.




x 10sup –10zup/year. What is the age of the sample?
ent time for the blood to be thoroughly mixed, 0.10 mL of blood is removed and counted. The sample is found to have a count rate of 495 cpm. What is the
d to come to equilibrium. Then 100 mL of the solution is withdrawn, and its radioactivity is measured and found to give 22 counts per minute. What is the




d the neutrons are: imgg2_1H = 2.0140 amu , imgg3_1H = 3.01605 amu, imgg4_2He = 4.002603 amu, imgg1_0n = 1.008665 amu The speed of light is 2
e a count rate of 495 cpm. What is the approximate blood volume of the mouse?
ive 22 counts per minute. What is the molar concentration of iodide ion in the solution?




1.008665 amu The speed of light is 2.9979 x 10sup 8 zup m/s

								
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