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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