question_answer

In the reduction of nitrobenzene, which of the following is the intermediate                                      [CPMT 1999]

A)                 \[{{C}_{6}}{{H}_{5}}N=O\]

B)                 \[{{C}_{6}}{{H}_{5}}NH-NH-{{C}_{6}}{{H}_{5}}\]

C)                 \[{{C}_{6}}{{H}_{5}}-N=N-{{C}_{6}}{{H}_{5}}\]

D)                 \[{{C}_{6}}{{H}_{5}}N=\overset{O}{\mathop{\overset{\uparrow }{\mathop{N}}\,}}\,-{{C}_{6}}{{H}_{5}}\]

Correct Answer: A

Solution :