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JAMB and WAEC Chemistry questions: Metals and their compounds

47 questions with answers and explanations. Tap an option to check yourself.

AllJAMBWAEC
All topicsAcids, bases and salts · 58Air · 37Atomic structure and bonding · 59Chemical combination · 58Chemical equilibrium · 37Chemistry and industry · 35Electrolysis · 41Energy changes · 38Environmental pollution · 32Kinetic theory of matter and gas laws · 45Metals and their compounds · 47Non-metals and their compounds · 45Organic compounds · 72Oxidation and reduction · 41Rates of chemical reaction · 38Separation of mixtures and purification · 42Solubility · 36Water · 39

  1. Question 1· Metals and their compounds· WAEC

    An alloy of copper and zinc is

    Explanation and discussion

  2. Question 2· Metals and their compounds· JAMB

    Which metal is the best conductor of electricity?

    Explanation and discussion

  3. Question 3· Metals and their compounds· JAMB

    When potassium is dropped into water, it

    Explanation and discussion

  4. Question 4· Metals and their compounds· WAEC

    Which of these properties is typical of metals?

    Explanation and discussion

  5. Question 5· Metals and their compounds· WAEC

    Galvanised iron sheets used for roofing are coated with

    Explanation and discussion

  6. Question 6· Metals and their compounds· WAEC

    Limestone in the blast furnace removes

    Explanation and discussion

  7. Question 7· Metals and their compounds· JAMB

    Which of the following shows the metals in order of decreasing reactivity?

    Explanation and discussion

  8. Question 8· Metals and their compounds· WAEC

    Which of the following metals reacts most vigorously with cold water?

    Explanation and discussion

  9. Question 9· Metals and their compounds· JAMB

    Iron pipes buried in the ground can be protected from rusting by attaching blocks of

    Explanation and discussion

  10. Question 10· Metals and their compounds· JAMB

    Sodium is extracted industrially by

    Explanation and discussion

  11. Question 11· Metals and their compounds· JAMB

    Steel is an alloy of iron and

    Explanation and discussion

  12. Question 12· Metals and their compounds· WAEC

    The metal that is stored under paraffin oil because it reacts with air and water is

    Explanation and discussion

  13. Question 13· Metals and their compounds· JAMB

    Aluminium does not corrode readily in air because

    Explanation and discussion

  14. Question 14· Metals and their compounds· JAMB

    Which metal will displace copper from a solution of copper(II) tetraoxosulphate(VI)?

    Explanation and discussion

  15. Question 15· Metals and their compounds· JAMB

    Galvanising is the coating of iron with

    Explanation and discussion

  16. Question 16· Metals and their compounds· WAEC

    An alloy is

    Explanation and discussion

  17. Question 17· Metals and their compounds· JAMB

    Compounds of transition metals are often

    Explanation and discussion

  18. Question 18· Metals and their compounds· WAEC

    The main ore of iron used in the blast furnace is

    Explanation and discussion

  19. Question 19· Metals and their compounds· WAEC

    Iron is extracted in the blast furnace using

    Explanation and discussion

  20. Question 20· Metals and their compounds· WAEC

    Which of these metals does not react with dilute hydrochloric acid?

    Explanation and discussion

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