WAEC Chemistry questions: Non-metals and their compounds

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

All topics Acids, bases and salts · 26 Air · 16 Atomic structure and bonding · 26 Chemical combination · 27 Chemical equilibrium · 16 Chemistry and industry · 17 Electrolysis · 19 Energy changes · 16 Environmental pollution · 15 Kinetic theory of matter and gas laws · 18 Metals and their compounds · 23 Non-metals and their compounds · 22 Organic compounds · 29 Oxidation and reduction · 19 Rates of chemical reaction · 16 Separation of mixtures and purification · 18 Solubility · 16 Water · 18

Question 21· Non-metals and their compounds· WAEC
Chlorine is used in the treatment of water because it
Explanation and discussion
Question 22· Non-metals and their compounds· WAEC
Concentrated sulphuric acid chars sugar because it acts as a
Explanation and discussion

Practise Chemistry like the real exam. A timed CBT, your score, and the topics to fix.

Start a Chemistry test