Q. Identify the substitute group, that acts as $ortho - para$ director, during electrophilic substitution in aromatic compounds.
A) $- NH_{2}$
B) $- NO_{2}$
C) $- SO_{3}H$
D) $N_{2}$
Explanation
(a)
A group that causes attack to occur chiefly at positions $ortho\ and\ para$ to it, is called an $ortho - para$ director, $e.g.,$ $NH_{2},OH,Cl$ etc.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.