1.

Amino group is ortho, para-directing for electrophilic substitution on nitration of aniline good amount of m-nitroaniline is added. This is due to

Answer»

In nitration mixture, ORTHO, para-activity of `NH_(2)` group is completely lost
`-NH_(2)` becomes `-NH_(3)^(+)`, which is meta directing
`-NH_(2)` becomes `-NH^(+)4O_(square)^(-)`, which is m-direction
`-NH_(2)` becomes `-NH^(-)NO_(2)^(+)`, which is m-direction.

Answer :B


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