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JAMB Chemistry questions: Non-metals and their compounds

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

AllJAMBWAEC
All topicsAcids, bases and salts · 32Air · 21Atomic structure and bonding · 33Chemical combination · 31Chemical equilibrium · 21Chemistry and industry · 18Electrolysis · 22Energy changes · 22Environmental pollution · 17Kinetic theory of matter and gas laws · 27Metals and their compounds · 24Non-metals and their compounds · 23Organic compounds · 43Oxidation and reduction · 22Rates of chemical reaction · 22Separation of mixtures and purification · 24Solubility · 20Water · 21

  1. Question 21· Non-metals and their compounds· JAMB

    Oxygen is prepared in the laboratory by heating potassium trioxochlorate(V) with manganese(IV) oxide. The manganese(IV) oxide acts as

    Explanation and discussion

  2. Question 22· Non-metals and their compounds· JAMB

    When concentrated tetraoxosulphate(VI) acid is added to sugar, the sugar turns black because the acid acts as a

    Explanation and discussion

  3. Question 23· Non-metals and their compounds· JAMB

    The Ostwald process manufactures

    Explanation and discussion

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