Q. Which of the following cannot undergo nucleophilic substitution under ordinary conditions?
A) Chlorobenzene
B) $Tert -$butylchloride
C) Isopropyl chloride
D) None of these
Explanation
(a)
$C - Cl$ bond is aryl chloride is stable due to delocalisation of electron by resonance. Also $C - Cl$ bond possess a double bond character like vinyl chloride, hence $S_{N}$ reactions are not possible in chlorobenzene under ordinary conditions.
[image:12_image265.jpeg]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.