Question

Example of electron donating and electron withdarwing groups are:

(a) -CH₃, -NH₂

(b) -OCH₃ and -CH₃

(c) -Cl, -NO₂

(d) -CN, -CH₃

(e) -CH₃, -CN

Answer 1

alkyl groups means CH3, CH2CH3 and CH(CH3)2 and

hetero atoms (which should directly attached to benzene ring) with lone pairs are donating groups and

carbon heteroatom multiple bond conatining groups are with drawing groups