An aqueous solution of a substance gives a white ppt. on treatment with dil HCl, which dissolves on — NEET Chemistry Past Papers Chemistry Question

Question

An aqueous solution of a substance gives a white ppt. on treatment with dil HCl, which dissolves on heating. When hydrogen sulphide is passed through the hot acidic solution, a black ppt is obtained. The substance is : (A) Hg salt (B) Cu salt (C) Ag salt (D) Pb salt