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Assertion(A):The nitrating reagent for c...

Assertion(A):The nitrating reagent for carrying out nitration of benzene contains conc. `H_(2)SO_(4)` and conc. `HNO_(3)`.
Reason: In the presence of conc. `H_(2)SO_(4).HNO_(3)` acts as a base and produces `NO_(2)^(+)` ions.

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