Q. The compound ‘$C$’ in the following reaction is $C_{7}H_{7}\overset{\frac{3Cl_{2}}{\mathrm{\Delta}}}{\rightarrow}A\overset{\frac{Br_{2}}{Fe}}{\rightarrow}B\overset{\frac{Zn}{HCl}}{\rightarrow}C$
A) $o$-bromotoluene
B) $m$-bromotoluene
C) $p$-bromotoluene
D) 3-bromo-2,4,6-trichlorotoluene
Explanation
(b)
Side chain hydrogen atoms are substituted in presence of light or heat. Ring hydrogens are substituted in presence of Lewis acid.
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Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.