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in Chemistry by (70.4k points)
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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by (72.2k points)
Correct Answer - A
Reason is the correct explanation for assertion.

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