1.

During the reduction of nitro compound to an amine the oxidation number of nitrogen changes byA. six unitsB. five unitsC. four unitsD. three units

Answer» Correct Answer - A
`Ar-overset(+3)(N)overset(H_(2)" Catalyst")underset(underset((2)OH^(-))(or(1)F,HCl))rarrAr-overset(-3)(N)H_(2)`
Overall, this is a `6ebar` rediuction as the oxidation number of N changes `+3` to `-3`


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