Grade 10 Review For Final Exam by malj


									Grade 10 Review for Final Exam
1.    Briefly describe the tests for the following gases: (a) carbon dioxide,       (b) oxygen,     (c)

2.    Sketch a periodic table and label the main regions of the table.

3.    Draw Bohr diagrams for the following atoms: (a) boron (b) sulphur (c) calcium.

4.    How many protons, neutrons, and electrons, do the following particles have:
                           -1        +2        -3
      (a) C, (b) Fe, (c) Cl , (d) Ca , (e) N ?

5.    Use Bohr diagrams or Lewis dot diagrams to show how an ionic bond forms between sodium
      and chlorine.

6.    Use Bohr diagrams or Lewis dot diagrams to draw the molecules produced when the
      following atoms join with each other: (a) fluorine joining with fluorine; (b) carbon joining with
      hydrogen; (c) oxygen joining with hydrogen; (d) nitrogen joining with fluorine. In each case
      write the formula of the molecule produced.

7.    Name the following compounds:
      (a) Ag2O              (b) ZnF2                      (c) CaCl2                (d) Sr3P2
      (e) BaI2              (f) Na3N                      (g) PbCl2                (h) SnF4
      (i) Cu2S              (j) AgNO3                     (k) Pb(ClO3)2            (l) CaSO4
      (m) Na2CO3            (n) Cu(OH)2                   (o) Al(HCO3)3

8.    Give the formula for the following compounds:
      (a) sodium oxide                                    (b)   calcium nitride
      (c)   lithium iodide                                (d)   potassium phosphide
      (e) aluminum nitride                                (f)   sodium fluoride
      (g) iron(II) bromide                                (h)   copper(I) nitride
      (i)   lead(II) oxide                                (j)   magnesium carbonate
      (k)   tin(II) nitrate                               (l)   lead(IV) chlorate
      (m) potassium sulphate                              (n)   calcium hydrogen carbonate
      (o) calcium phosphate                               p)    hydrochloric acid
      q)    sulfuric acid

9.    Balance the following chemical equations:
      (a) Cl2      +      KI         KCl     +     I2
      (b) FeO        +     O2         Fe2O3
      (c)  Al2O3      +      Si        SiO2      +     Al
      (d) NaOH          +     H2SO4          Na2SO4        +    H2 O
      (e) K      +       H2O         KOH       +      H2
      (f)  Ca      +      HClO3          Ca(ClO3)2       +     H2
      (g) N2O5        +     Li2O         Li3NO4
      (h) C2H6        +     O2         CO2      +      H2O
      (i)  H3PO4        +     Sr(OH)2          Sr3(PO4)2      +     H2O
      (j)  B2(SO4)3 + Mg(HCO3)2                 B(OH)3       + CO2 +         MgSO4
10.   State the Law of Conservation of Mass.
11.     When 16.0 grams of sulphur is reacted with copper, 31.8 grams of copper is used up
        producing copper(II) sulphide.
        (a) Write out the word equation for this reaction.
        (b) What is the mass of copper(II) sulphide produced? Show your work!
        c) What type of reaction occurred?

12.     List three observations that would indicate that a chemical reaction had occurred.

13.     Name the four types of chemical reactions. Write the general form for each.

14.     What is (a) an endothermic reaction, (b) an exothermic reaction?

15.     State (a) three properties of acids, (b) three properties of bases.

16.     What is the pH range (a) for acids, (b) for bases?

17.     What two products are formed during a neutralization reaction?


      1. Compare and contrast the following terms:
                            Radio waves and gamma rays
                            Radiation and convection
                            Incandescence and fluorescence
                            Transparent and translucent
                            Virtual and real images
                            Convex and concave mirrors
                            Converging and diverging lens

      2. Describe an everyday example of each type of electromagnetic wave.

      3. List the colours of the visible spectrum in order of decreasing wavelength.

      4. What is the main difference between fluorescence and phosphorescence?

      5. What would the angle of reflection be if the incident ray was 35 degrees from the reflecting
          mirror surface?

      6. What does the acronym SALT stand for?

      7. Where would you place an object to produce a virtual image using a concave (converging)

      8. Use ray diagrams to draw the image formed in a mirror by the following objects. Determine
          the SALT of each image.
Use the table below to answer the following questions

    9. Calculate the speed of light in ruby.

    10. What is the index of refraction of a liquid in which light travels
      at 2.05 × 10 m/s? Identify the substance.

    11. In Figure 1, which substance, A or B, has the greater index of
        refraction? Explain.

    12. Using diagrams describe total internal reflection

    13. Describe how fibre optics use the principle of total internal

    14. Light travels from flint glass into water. The angle of incidence in
        crown glass is 30.0°.What is the angle of refraction in water?

    15. Describe how you would determine the focal length of a converging lens.

    16. Why does a diverging lens never form a real image?

    17. Use ray diagrams to draw the image formed in a lens by the following objects. Determine
        the SALT of each image.

    18. This lens has a focal length of 4 cm. Draw a 1 cm object that is 5 cm form
        the vertex and find the image. Determine SALT.
  1. Describe five different signs that indicate that climate change is already affecting the
     environment we live in.

  2. Distinguish between the anthropogenic greenhouse effect and the natural greenhouse
     effect. Explain why scientists consider the anthropogenic greenhouse effect to be a

  3. Describe the feedback loops illustrating the connection between each variable below and
     climate change:

                    i. Raising the temperature of the ocean results in more melting of the ice.
                   ii. Increasing atmospheric carbon dioxide raises the temperature of the
                       ocean, reducing the amount of carbon dioxide that can be absorbed by the

  4. When two variables, such as average world temperature and sea level, change at the same
     time, does this mean that one causes the other? Explain.

  5. Describe the two main factors that contribute to rising sea levels on Earth.

  6. What are the four factors that affect climate systems?

  7. How does deforestation affect the amount of carbon dioxide in the atmosphere?

  8. Explain how a tree on your lawn could be a: carbon sink and carbon source

  9. Why are oceans considered to be major heat sinks?

  10. a. In which atmospheric layer does most of earth’s weather occur?

      b. What happens to the temperature of this layer as the altitude above Earth’s surface

  11. How is photochemical smog formed? What are some health concerns about smog?

  12. If all countries in the world stopped their emissions of greenhouse gases tomorrow, could
      we stop climate change from happening? Explain.

  13. How does carbon transferred from the atmosphere to land and water? From land and
      water to the atmosphere?

  14. How does nitrogen get transferred from the atmosphere to land and water? from land and
      water to the atmosphere?

  1. List the functions for the following organ systems.
     Respiratory, digestive, circulatory, excretory, integumentary, nervous, skeletal, and

  2. What is the smallest unit of life?

  3. What is a tissue?

  4. How are organs and organ systems related?
5. What are the differences and similarities between plant and animal cells?

6. List the pathway of air starting at you nose.

7. List the pathway of food starting at your mouth.

8. What is homeostasis? Give an example of how it works in your body?

9. What is vascular tissue for? Give a plant and animal example.

10. Choose a system and make a comparison of how a plant and an animal use that system.

11. What are the phases of mitosis? Name one thing that happens at each stage

12. What are the differences between plant and animal cells?

13. How do you calculate the total magnification a microscope will give?

14. List two types of medical imaging discussed in class.

15. Review the genetic technologies discussed in class.

16. Compare and contrast the xylem and the phloem

17. Review the parts of the cell and the functions of those parts

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