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Nitrobenzene is reduced by Zn and alcoholic potash mixture to get
A. `C_6H_5-NH_2`
B. `C_6H_5-NH-NH-C_6H_5`
C. `C_6H_5-N-N-C_6H_5`
D. `C_6H_5-NH-CO-C_6H_5`

1 Answer

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Correct Answer - B
Nitrobenzene is reduced by Zn and alcoholic KOH into hydrazobenzene.
`2C_6H_5NO_2+ 10 H overset("Zn + alc. KOH") to underset"Hydrazobenzene"(C_6H_5NHNHC_6H_5+H_2O)`

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