QJEEAdv22Chc9b1: JEE Advanced 2022 Chemistry - Class 12 JEEAdv22Chc9b1 Solution: The treatment of galena with produces a gas that is

Question

Verified Solution • 2025–26 Session moderate

The treatment of galena with

\mathrm{HNO}_{3}

produces a gas that is

Accepted Answer

$PbS + dil . {HNO}_{3} \to Pb ({NO}_{3})_{2} + S + NO + H_{2} O$

NO is paramagnetic due to the presence of unpaired electron. It is a neutral oxide. It is colourless.

Hence, (A) and (D) are correct statements.

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