An aqueous solution of a substance gives a white precipitate on treatm – InterviewSolution

1.	An aqueous solution of a substance gives a white precipitate on treatment with dilute hydrochloric acid when dissolves on heating. When hydrogen, sulphide is passed through the hot acidic solution, a black precipitate is obtained. The substance is a
Answer» `Hg_(2)^(2+)` SALT `Cu^(2+)` salt `Ag^(+)` salt `PB^(2+)` salt ANSWER :D

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