Question Detail

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

What is the major product of dehydrohalogenation of 2-bromobutane?
Options
A 1-Butene
B 2-Butene (mixture of cis/trans)
Correct Answer
C 1,3-Butadiene
D Butane
Correct Answer

Option B is the correct answer.

Detailed Explanation

Dehydrohalogenation (elimination of HBr) follows Zaitsev's rule: the more substituted alkene (2-butene) is the major product over 1-butene.

Hint

More stable alkene = major product.

Question Info

Course: CHM 102
Topic: Alkenes: Structure, Bonding, and Geometrical Isomerism
Type: Objective
Difficulty: Not specified
Question 142 of 1999
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