Assertion : NaCl reacts with concentrated `H_(2)SO_(4)` to give colourless fumes with pungent smell. But on adding `MnO_(2)` the fumes become greenish yellow. Reason : `MnO_(2)` oxidises HCl to chlorine gas which is greenish yellow.

Assertion : NaCl reacts with concentrated `H_(2)SO_(4)` to give colour

1.	Assertion : NaCl reacts with concentrated `H_(2)SO_(4)` to give colourless fumes with pungent smell. But on adding `MnO_(2)` the fumes become greenish yellow. Reason : `MnO_(2)` oxidises HCl to chlorine gas which is greenish yellow.
Answer» Correct Answer - A Reason is the correct explanation for assertion.

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Assertion : NaCl reacts with concentrated `H_(2)SO_(4)` to give colourless fumes with pungent smell. But on adding `MnO_(2)` the fumes become greenish yellow. Reason : `MnO_(2)` oxidises HCl to chlorine gas which is greenish yellow.

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