Q. Identify the odd one out and justify.
(a) Chloride, nitrate, hydride, ammonium
(b) Hydrogen chloride, sodium hydroxide, calcium oxide, ammonia
(c) Acetic acid, carbonic acid, hydrochloric acid, nitric acid
(d) Ammonium chloride, sodium chloride, potassium nitrate, sodium sulphate
(e) Sodium nitrate, sodium carbonate, sodium sulphate, sodium chloride
(f) Calcium oxide, magnesium oxide, zinc oxide, sodium oxide.
(g) Crystalline blue vitriol, crystalline common salt, crystalline ferrous sulphate, crystalline sodium carbonate.
(h) Sodium chloride, potassium hydroxide, acetic acid, sodium acetate.
