Question

differs from others.
(i) Silver [I] chloride, mercury [l] chloride, lead sulphate, lead nitrate, lead chloride.
(ii) Sodium sulphite, sodium sulphate, sodium bisulphate, sodium phosphate,
sodium chloride.
(iii) Citric acid, nitric acid, oxalic acid, acetic acid, tartaric acid.
(iv) Copper [II] oxide, lead [II] oxide, lead hydroxide, iron [II] hydroxide, ammonium
hydroxide.
(v) Carbon dioxide, sulphur dioxide, oxygen, chlorine, nitrogen dioxide.
(vi) Water, ammonia, hydrogen chloride, hydrogen fluoride, hydrogen.
(vii) Lithium, beryllium, boron, carbon, phosphorus.
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Answer 1

Answer:

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