Question

presence of nitro group in benzen makes further substitution​

Answer 1

Answer:

Presence of nitro group in benzen ring....and hence it deactivates benzen ring for further electrophillic group.

Explanation:

Nitro group is electron withdrawing group. it withdraw electron from benzen group towards itself.such that pielectrons of benzen are transferred.

Answer 2

Explanation:

• withdraw electrons from the benzene ring and thus, deactivate the benzene ring for further substitution and make the benzene ring less reactive in comparison to the unsubstituted benzene ring.