Chemistry
From the list of substances, choose one substance in each case which matches the descriptions given below:
(ethene, ammonia, acetylene, ammonium chloride, nitric oxide, copper nitrate, water, sodium nitrate)
(a) A compound with two lone pairs.
(b) A nitrate which does not produce a brown gas on heating.
(c) A covalent compound which produces ions when dissolved in water.
(d) A salt which does not contain a metal ion.
(e) An unsaturated hydrocarbon with a triple bond between carbon atoms.
Analytical Chemistry
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Answer
(a) Water
(b) Sodium nitrate
(c) Ammonia
(d) Ammonium chloride
(e) Acetylene
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