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CHM 101 CHM 101 Past Questions Objective Question

Question

The major product formed when propene reacts with HBr is:
Options
A 1-bromopropane
B 2-bromopropane
Correct Answer
C 1,2-dibromopropane
D propane
Correct Answer

Option B is the correct answer.

Detailed Explanation

According to Markovnikov's rule, the hydrogen adds to the carbon with more hydrogens. For propene (CH₃CH=CH₂), H adds to terminal carbon, Br adds to the internal carbon, giving 2-bromopropane (CH₃CHBrCH₃).

Hint

The hydrogen atom attaches to the less substituted carbon of the double bond.

Question Info