From the following gases – ammonia, chlorine, hydrogen chloride, sul – InterviewSolution

1.

From the following gases – ammonia, chlorine, hydrogen chloride, sulphur dioxide, select the gas that turns moist red litmus paper blue.Write the equation for the reaction – when the gas is passed over heated CuO.

Answer»

Ammonia gas.

3CuO + 2NH₃ → 3Cu + N₂ + 3H₂O

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