Question Detail

CHM 102 Practice Questions Objective Question

Question

Which of the following reagents will react with methyl group rather than the benzene ring in methylbenzene?
Options
A Chlorine in the presence of uv light
Correct Answer
B CH3Cl in the presence of AlCl3
C CH3COCl in the presence of AlCl3
D Hydrogen in the presence of nickel
Correct Answer

Option A is the correct answer.

Detailed Explanation

Chlorine in the presence of UV light causes side-chain chlorination (free radical reaction) of the methyl group in toluene, giving benzyl chloride. The other reagents react with the aromatic ring.

Hint

Which condition causes side-chain reaction in toluene?

Question Info