Question Detail

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

Question

What is the major product of the reaction of 2-methylpropene (isobutylene) with HCl?
Options
A 1-Chloro-2-methylpropane
B 2-Chloro-2-methylpropane (tert-butyl chloride)
Correct Answer
C 1,2-Dichloro-2-methylpropane
D No reaction
Correct Answer

Option B is the correct answer.

Detailed Explanation

Markovnikov addition: H adds to the less substituted carbon (CH2), Cl adds to the more substituted tertiary carbon, giving 2-chloro-2-methylpropane.

Hint

Tertiary carbocation intermediate.

Question Info