An aqueous solution of a substance gives a white precipitate on treatment with dil. HCl which dissolves on heating. When H 2 S is passed through the hot acidic solution, a black precipitate is obtai

Question

An aqueous solution of a substance gives a white precipitate on treatment with dil. HCl which dissolves on heating. When $H_{2} S$ is passed through the hot acidic solution, a black precipitate is obtained. The substance is a

Options:

Answer:

D

Solution:

$PbCl_{2}$ is insoluble in cold water, soluble in hot water and $PbS$ is black ppt in acidic medium.

TestHub · Accepted Answer

PbCl 2 ​ is insoluble in cold water, soluble in hot water and PbS is black ppt in acidic medium.

Chemistry - Salt Analysis Question with Solution | TestHub

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