1.

An aqueous solution of a white salt A gives a white precipitate B on treatment with dilute HCl in cold condition. B is soluble in boiling water. An aqeous solution of A gives a yellow precipitate on treatment with a solution of K_(2)CrO_(4). The soda extract of A is acidified with diolute H_(2)SO_(4), boiled to remove CO_(2) and treated with a freshly prepared solution of FeSO_(4). concentratd H_(2)SO_(4) is added to the resulting solution. a brownn ring is formed at the junction of the two layers. Q. On treatment with a KI solution, an aqueous solution of A will give:

Answer»

a YELLOW PRECIPITATE, soluble in BOILING water
a yellow precipitate, INSOLUBLE in boiling water
a white precipitate, soluble, soluble in boiling water
a white precipitate, insoluble in boiling water

Answer :A


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