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JAMB and WAEC Chemistry questions: Non-metals and their compounds

45 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· Non-metals and their compounds· WAEC

    Which of these gases can be collected over water?

    Explanation and discussion

  2. Question 2· Non-metals and their compounds· JAMB

    Silicon is used mainly in

    Explanation and discussion

  3. Question 3· Non-metals and their compounds· JAMB

    Chlorine gas is identified by its:

    Explanation and discussion

  4. Question 4· Non-metals and their compounds· JAMB

    The allotropes of carbon include:

    Explanation and discussion

  5. Question 5· Non-metals and their compounds· WAEC

    Moist chlorine bleaches litmus paper because it forms

    Explanation and discussion

  6. Question 6· Non-metals and their compounds· WAEC

    Carbon(IV) oxide is used in fire extinguishers because it

    Explanation and discussion

  7. Question 7· Non-metals and their compounds· JAMB

    Ammonia gas is collected by upward delivery because it is

    Explanation and discussion

  8. Question 8· Non-metals and their compounds· WAEC

    A gas that turns moist red litmus blue is

    Explanation and discussion

  9. Question 9· Non-metals and their compounds· JAMB

    The two crystalline allotropes of sulphur are

    Explanation and discussion

  10. Question 10· Non-metals and their compounds· WAEC

    Which of these non-metals is a liquid at room temperature?

    Explanation and discussion

  11. Question 11· Non-metals and their compounds· JAMB

    Which halogen is a liquid at room temperature?

    Explanation and discussion

  12. Question 12· Non-metals and their compounds· WAEC

    Which gas forms dense white fumes when it meets hydrogen chloride gas?

    Explanation and discussion

  13. Question 13· Non-metals and their compounds· WAEC

    Sulphur(IV) oxide bleaches coloured materials by

    Explanation and discussion

  14. Question 14· Non-metals and their compounds· WAEC

    Which allotrope of carbon conducts electricity?

    Explanation and discussion

  15. Question 15· Non-metals and their compounds· WAEC

    Diamond and graphite are

    Explanation and discussion

  16. Question 16· Non-metals and their compounds· JAMB

    Moist chlorine bleaches damp litmus paper because it

    Explanation and discussion

  17. Question 17· Non-metals and their compounds· WAEC

    The brown ring test is used to identify

    Explanation and discussion

  18. Question 18· Non-metals and their compounds· JAMB

    Ammonia gas can be identified because it

    Explanation and discussion

  19. Question 19· Non-metals and their compounds· JAMB

    Ozone is an allotrope of

    Explanation and discussion

  20. Question 20· Non-metals and their compounds· JAMB

    Hydrogen sulphide smells of

    Explanation and discussion

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