1.

Nitrobenzene can be prepared from benzene by using a mixture of conc.\[HN{{O}_{3}}\] and conc.\[{{H}_{2}}S{{O}_{4}}\]. In the nitrating mixture, \[HN{{O}_{3}}\] acts as a [BHU 2001]

A. Base
B. Acid
C. Catalyst
D. Reducing agent
Answer» C. Catalyst


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