(a) Identify the anions in the following. [5]
(i) Salt A gives off a gas with suffocating odour of burning sulphur with dilute hydrochloric acid.
(ii) Salt B gives reddish brown gas on heating with concentrated sulphuric acid.
(iii) Salt C gives off a gas with smell of rotten eggs with dilute nitric acid.
(iv) An aqueous solution of salt D gives a white precipitate with Barium chloride solution which is
insoluble in dilute hydrochloric acid.

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Answers

2015-03-31T13:58:12+05:30
(i) Sulphite or bisulphite ion
(ii) 
(iii) Sulphide ion
(iv) sulphate ion
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