Question

which group already present deactivates benzene ring for further electrophilic substituition. a.-CH3 B.-OH C.-NO2 D.-NH2​

Answer 1

Answer:

c) NO2 is correct

Explanation:

NO2 is a deactivating group due to -M effect..

Answer 2

Answer:

c) NO2 is the right answer

Explanation:

−NO2  is a deactivating group due to −M effect.