chapter 22 review hydrocarbons by 669p9n

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									Test Chapter 22

Matching

             Match each item with the correct statement below.
             a. substituent                                 d. stereoisomers
             b. structural isomers                          e. asymmetric carbon
             c. geometric isomers (cis or trans)
____    1.   atom or group of atoms that can take the place of a hydrogen in a parent hydrocarbon molecule
____    2.   compounds that have the same molecular formula, but the atoms are joined in a different order
____    3.   molecules in which atoms are joined in the same order but differ in the arrangements of their atoms in space
____    4.   compounds that differ in the orientation of substituent groups around a double bond
____    5.   carbon atom to which four different atoms or groups are attached

             Match each item with the correct statement below.
             a. condensed structural formula                d. saturated compound
             b. homologous series                           e. complete structural formula
             c. unsaturated compound
____    6. group of compounds in which there is a constant increment of change in molecular structure from one
           compound in the series to the next
____    7. formula showing all the atoms and bonds in a molecule
____    8. structural formula in which some bonds and/or atoms are left out
____    9. organic compound that contains the maximum number of hydrogens per carbon atom
____   10. organic compound that contains at least one double or triple carbon-carbon bond

             Match each item with the correct statement below.
             a. aromatic compound                           d. lignite
             b. aliphatic hydrocarbon                       e. bituminous coal
             c. anthracite coal
____   11.   any straight-chain or branched-chain alkane, alkene, or alkyne
____   12.   any hydrocarbon compound in which a ring has bonding similar to benzene
____   13.   hard coal, having a carbon content of over 80%
____   14.   brown coal, having a carbon content of approximately 50%
____   15.   soft coal, having a carbon content of 70–80%


Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.

____ 16. How many covalent bonds can each carbon atom form?
         a. 1                                          c. 3
         b. 2                                          d. 4
____ 17. How many double covalent bonds are in an alkane?
         a. 0                                          c. 2
         b. 1                                          d. 3
____ 18. Alkanes are hydrocarbons that contain what type of bonds?
         a. single covalent bonds only                 c. at least one triple bond
           b. at least one double bond                    d. ionic bonds
____ 19.   What is the simplest alkane?
           a. butane                                      c. methane
           b. ethane                                      d. pentane
____ 20.   How many carbons are in a molecule of hexane?
           a. 3                                           c. 5
           b. 4                                           d. 6
____ 21.   What is the name of the alkane having five carbons?
           a. propane                                     c. octane
           b. methane                                     d. pentane
____ 22.   Which of the following is a condensed structural formula for propane?
           a. C H                                         c. CH CH3CH
           b. CH CH CH4                                   d. CH CH CH CH
____ 23. The names of the straight-chain alkanes all end with the suffix ____.
         a. -ene                                          c. -ane
         b. -ine                                          d. -ino
____ 24. The longest continuous carbon chain of a branched-chain hydrocarbon is called a(n) ____.
         a. isomer                                        c. principle alkane
         b. substituted alkane                            d. parent alkane
____ 25. The name for an alkyl group that contains two carbon atoms is ____.
         a. diphenyl                                      c. dimethyl
         b. ethyl                                         d. propyl
____ 26. What is the physical state of the smallest alkanes at room temperature?
         a. gas                                           c. solid
         b. liquid                                        d. gas or liquid
____ 27. What is the general formula for a straight-chain alkane?
         a. C H                                           c. C H
         b. C H                                           d. C H
____ 28. What is the increment of change in a series of straight-chain alkanes?
         a. CH                                            c. CH
         b. CH                                            d. CH4
____ 29. In which of the following liquids is hexane most likely to dissolve?
         a. aqueous ammonium hydroxide                   c. rubbing alcohol
         b. vinegar                                      d. octane
____ 30. Why are the molecules of hydrocarbons nonpolar?
         a. The intermolecular attractions are strong.
         b. All the bonds are single covalent bonds.
         c. The electron pair is shared almost equally in all the bonds.
         d. Van der Waals forces overcome polarity.
____ 31. Which of the following compounds is an unsaturated hydrocarbon?
         a. methane                                      c. nonane
         b. propyne                                      d. methyl
____ 32. In which of the following compounds can full rotation occur around all covalent bonds between carbons?
         a. octene                                       c. octane
         b. octyne                                       d. all of the above
____ 33. The general name for hydrocarbons with at least one triple covalent bond is ____.
         a. alkenes                                      c. alkanes
           b. alkyls                                         d. alkynes
____ 34.   Which of these compounds is an alkene?
           a. methane                                        c. butyne
           b. nonene                                         d. propanone
____ 35.   What is the name of the smallest alkyne?
           a. butyne                                         c. methyne
           b. ethyne                                         d. propyne
____ 36.   Which of the following compounds is a structural isomer of butane?
           a. 2-methylbutane                                 c. 2-methylpropane
           b. 2,2-dimethylbutane                             d. 2,2-diethylpropane
____ 37.   Which of the following is true about structural isomers?
           a. Structural isomers have the same molecular formula.
           b. Structural isomers have different physical and chemical properties.
           c. Structural isomers have the same elemental composition.
           d. all of the above
____ 38.   A structural isomer of hexane is ____.
           a. 2,2-dimethylbutane                             c. benzene
           b. cyclohexane                                    d. 2-methylpentene
____ 39.   In the cis configuration, the methyl groups are placed ____.
           a. in between the double bonds                    c. to the left of the double bond
           b. on opposite sides of the double bond           d. on the same side of the double bond (top
                across from each other                          or bottom)
____ 40.   Alkanes do not have geometric isomers because the carbon atoms in their carbon-carbon bonds are ____.
           a. double bonds                                   c. free to rotate
           b. quite polar                                    d. asymmetric
____ 41.   How many different atoms or groups are attached to an asymmetric carbon?
           a. 2                                              c. 6
           b. 4                                              d. 8
____ 42.   Which hydrocarbon rings are most common in nature?
           a. rings with 3 or 4 carbon atoms                 c. rings with 5 or 6 carbon atoms
           b. rings with 4 or 5 carbon atoms                 d. rings with 6 or 7 carbon atoms
____ 43.   What compound is the simplest aromatic compound?
           a. methane                                        c. ethyne
           b. ethene                                         d. benzene
____ 44.   Which of the following is NOT an important fossil fuel?
           a. petroleum                                      c. natural gas
           b. hydrogen                                       d. coal
____ 45.   What is the first stage in the formation of coal?
           a. lignite                                        c. peat
           b. anthracite coal                                d. bituminous coal
____ 46.   What is the main hydrocarbon component (around 80%) of natural gas?
           a. benzene                                        c. ethene
           b. ethane                                         d. methane
____ 47.   Which type of coal has the highest carbon content?
           a. anthracite                                     c. lignite
           b. bituminous                                     d. peat
____ 48.   The controlled process by which hydrocarbons are broken down or rearranged into smaller, more useful
           molecules is called ____.
         a. vaporizing                                      c. distillation
         b. cracking                                        d. fractionating
____ 49. What is the first step in the refining of petroleum?
         a. cracking                                        c. cooling
         b. separating the water from it                    d. fractional distillation
____ 50. Which of the following is NOT a fraction obtained from crude oil?
         a. ammonia                                         c. gasoline
         b. natural gas                                     d. kerosene
Test Chapter 22
Answer Section

MATCHING

      1. ANS: A              DIF: L1     REF: p. 697     OBJ: 22.1.2
      2. ANS: B              DIF: L1     REF: p. 704     OBJ: 22.3.1
         STO: 12.C.4.b
      3. ANS: D              DIF: L1     REF: p. 705     OBJ: 22.3.2
         STO: 12.C.4.b
      4. ANS: C              DIF: L1     REF: p. 705     OBJ: 22.3.2
         STO: 12.D.4.b
      5. ANS: E              DIF: L1     REF: p. 705     OBJ: 22.3.3
         STO: 12.C.4.b

      6.   ANS:   B          DIF:   L1   REF:   p. 695   OBJ:   22.1.2
      7.   ANS:   E          DIF:   L1   REF:   p. 696   OBJ:   22.1.2
      8.   ANS:   A          DIF:   L1   REF:   p. 696   OBJ:   22.1.2
      9.   ANS:   D          DIF:   L1   REF:   p. 702   OBJ:   22.2.1
     10.   ANS:   C          DIF:   L1   REF:   p. 702   OBJ:   22.2.1
           STO:   12.D.4.b

     11. ANS: B              DIF: L1     REF: p. 703     OBJ: 22.1.2, 22.2.2
     12. ANS: A              DIF: L1     REF: p. 710     OBJ: 22.4.2
         STO: 12.D.4.b
     13. ANS: C              DIF: L1     REF: p. 714     OBJ: 22.5.2
         STO: 12.C.5.b
     14. ANS: D              DIF: L1     REF: p. 714     OBJ: 22.5.2
     15. ANS: E              DIF: L1     REF: p. 714     OBJ: 22.5.2


MULTIPLE CHOICE

     16. ANS:     D          DIF: L1     REF: p. 694     OBJ: 22.1.1
         STO:     12.D.4.b
     17. ANS:     A          DIF: L1     REF: p. 694     OBJ: 22.1.2
         STO:     12.D.4.b
     18. ANS:     A          DIF: L1     REF: p. 694     OBJ: 22.1.2
         STO:     12.D.4.b
     19. ANS:     C          DIF:   L1   REF:   p. 694   OBJ:   22.1.2
     20. ANS:     D          DIF:   L1   REF:   p. 695   OBJ:   22.1.2
     21. ANS:     D          DIF:   L1   REF:   p. 695   OBJ:   22.1.2
     22. ANS:     A          DIF:   L1   REF:   p. 696   OBJ:   22.1.2
     23. ANS:     C          DIF:   L1   REF:   p. 696   OBJ:   22.1.2
     24. ANS:     D          DIF:   L1   REF:   p. 697   OBJ:   22.1.2
     25. ANS:     B          DIF:   L1   REF:   p. 698   OBJ:   22.1.2
     26. ANS:     A          DIF:   L2   REF:   p. 695   OBJ:   22.1.2
     27. ANS:     D          DIF:   L2   REF:   p. 695   OBJ:   22.1.2
28. ANS: B          DIF: L2           REF: p. 695        OBJ: 22.1.2
29. ANS: D          DIF: L1           REF: p. 700        OBJ: 22.1.3
30. ANS: C          DIF: L2           REF: p. 700        OBJ: 22.1.3
    STO: 12.D.4.b
31. ANS: B          DIF:   L1         REF: p. 703         OBJ: 22.2.1
32. ANS: C          DIF:   L2         REF: p. 702, p. 703
    OBJ: 22.2.1     STO:   12.D.4.b
33. ANS: D          DIF:   L1         REF: p. 702        OBJ: 22.2.2
    STO: 12.D.4.b
34. ANS: B          DIF:   L1         REF:   p. 702      OBJ:   22.2.2
35. ANS: B          DIF:   L1         REF:   p. 703      OBJ:   22.2.2
36. ANS: C          DIF:   L1         REF:   p. 704      OBJ:   22.3.1
37. ANS: D          DIF:   L1         REF:   p. 704      OBJ:   22.3.1
38. ANS: A          DIF:   L1         REF:   p. 704      OBJ:   22.3.1
39. ANS: D          DIF:   L1         REF:   p. 705      OBJ:   22.3.2
    STO: 12.D.4.b
40. ANS: C          DIF: L2           REF: p. 705        OBJ: 22.3.2
    STO: 12.D.4.b
41. ANS: B          DIF: L2           REF: p. 705        OBJ: 22.3.3
    STO: 12.C.4.b
42. ANS: C          DIF:   L2         REF:   p. 709      OBJ:   22.4.1
43. ANS: D          DIF:   L1         REF:   p. 710      OBJ:   22.4.2
44. ANS: B          DIF:   L1         REF:   p. 712      OBJ:   22.5.1
45. ANS: C          DIF:   L1         REF:   p. 714      OBJ:   22.5.1
46. ANS: D          DIF:   L1         REF:   p. 712      OBJ:   22.5.2
47. ANS: A          DIF:   L1         REF:   p. 714      OBJ:   22.5.2
48. ANS: B          DIF:   L1         REF:   p. 713      OBJ:   22.5.3
49. ANS: D          DIF:   L1         REF:   p. 713      OBJ:   22.5.3
50. ANS: A          DIF:   L2         REF:   p. 713      OBJ:   22.5.3

								
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