[" 1.Explain why nitro group only attacks at the ortho and para "],[" position not at the meta position? "]

The ortho and para directing groups are

The ortho and para directing groups are

The ortho and para directing groups are

The ortho and para directing groups are

The ortho and para directing groups are

Explain why in anisole electrophilic substitution takes place at ortho and para positions and not at meta position.

Why does -NH_2 group directs the incoming group at the ortho and para positions of the ring?

Explain how -OH group in phenol is ortho- and para- orienting?