GCSE Chemistry – Relative masses

Last updated: 13/04/2020
WJEC GCSE Science – Double science higher The nature of substances and chemical reactions GCSE Chemistry – Relative masses

Learning Objectives

-I can calculate the relative formula mass (Mr) of a compound from the relative atomic masses (Ar) of elements

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  11. 11
  12. 12
  13. 13
  14. 14
  15. 15
  16. 16
  17. 17
  18. 18
  19. 19
  20. 20
  21. 21
  22. 22
  23. 23
  24. 24
  25. 25
  1. Current
  2. Review
  3. Answered

  1. What is the definition of relative atomic mass?

    • 1.
    • 2.
    • 3.
    • 4.

  2. What is the symbol for relative atomic mass?

    • 1.
    • 2.
    • 3.
    • 4.

  3. What is the definition of relative formula mass?

    • 1.
    • 2.
    • 3.
    • 4.

  4. What is the symbol for relative molecular mass?

    • 1.
    • 2.
    • 3.
    • 4.

  5. What is the relative atomic mass of hydrogen?

    • 1.
    • 2.
    • 3.
    • 4.

  6. What is the relative atomic mass of oxygen?

    • 1.
    • 2.
    • 3.
    • 4.

  7. What is the relative atomic mass of carbon?

    • 1.
    • 2.
    • 3.
    • 4.

  8. What is the relative atomic mass of boron?

    • 1.
    • 2.
    • 3.
    • 4.

  9. What is the relative atomic mass of chlorine?

    • 1.
    • 2.
    • 3.
    • 4.

  10. What is the relative atomic mass of sodium?

    • 1.
    • 2.
    • 3.
    • 4.

  11. What is the relative atomic mass of aluminium?

    • 1.
    • 2.
    • 3.
    • 4.

  12. What is the relative atomic mass of fluorine?

    • 1.
    • 2.
    • 3.
    • 4.

  13. What is the relative atomic mass of nitrogen?

    • 1.
    • 2.
    • 3.
    • 4.

  14. What is the relative atomic mass of lithium?

    • 1.
    • 2.
    • 3.
    • 4.

  15. What is the relative atomic mass of magnesium?

    • 1.
    • 2.
    • 3.
    • 4.

  16. What is the relative formula mass of water, H2_2O?

    • 1.
    • 2.
    • 3.
    • 4.

  17. What is the relative formula mass of carbon dioxide, CO2_2?

    • 1.
    • 2.
    • 3.
    • 4.

  18. What is the relative formula mass of sodium hydroxide, NaOH?

    • 1.
    • 2.
    • 3.
    • 4.

  19. What is the relative formula mass of hydrochloric acid, HCl?

    • 1.
    • 2.
    • 3.
    • 4.

  20. What is the relative formula mass of sodium chloride, NaCl?

    • 1.
    • 2.
    • 3.
    • 4.

  21. What is the relative formula mass of calcium carbonate, CaCO3_3?

    • 1.
    • 2.
    • 3.
    • 4.

  22. What is the relative formula mass of ammonia, NH3_3?

    • 1.
    • 2.
    • 3.
    • 4.

  23. What is the relative formula mass of carbon monoxide, CO?

    • 1.
    • 2.
    • 3.
    • 4.

  24. What is the relative formula mass of hydrogen cyanide, HCN?

    • 1.
    • 2.
    • 3.
    • 4.

  25. What is the relative formula mass of magnesium oxide, MgO?

    • 1.
    • 2.
    • 3.
    • 4.