Question Detail

CHM 102 Alkenes: Structure, Bonding, and Geometrical Isomerism Objective Question

Question

What is the major product of the reaction of propene with HBr in the presence of peroxides?
Options
A 2-Bromopropane
B 1-Bromopropane
Correct Answer
C 1,2-Dibromopropane
D Propane
Correct Answer

Option B is the correct answer.

Detailed Explanation

Peroxide effect causes anti-Markovnikov addition of HBr; the Br adds to the less substituted carbon (terminal), giving 1-bromopropane.

Hint

Radical mechanism, opposite of Markovnikov.

Question Info