Chemistry-Elimination Reactions
NEET Chemistry Elimination Reactions MCQ Question
Type: MCQ-numerical-Medium-Class 12
When 2-bromo-3-methylbutane undergoes dehydrohalogenation, which alkene is expected to be the major product according to Zaitsev's rule?
A
2-methyl-2-butene
B
3-methyl-1-butene
C
2-methyl-1-butene
D
1-butene
Correct Answer
Option A
Detailed Explanation
According to Zaitsev's rule, the preferred alkene product in dehydrohalogenation is the one with the greater number of alkyl groups attached to the doubly bonded carbon atoms. Thus, 2-methyl-2-butene is the major product.
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