Chemistry-Elimination Reactions
NEET Chemistry Elimination Reactions MCQ Question
Type: MCQ-numerical-Easy-Class 12
In an elimination reaction involving 2-bromopentane, which of the following is the major product based on the number of alkyl groups attached to the doubly bonded carbon atoms?
A
Pent-2-ene
B
Pent-1-ene
C
2-Methylbut-1-ene
D
3-Methylbut-1-ene
Correct Answer
Option A
Detailed Explanation
According to Zaitsev's rule, the preferred product in dehydrohalogenation reactions is the alkene with the greater number of alkyl groups attached to the doubly bonded carbon atoms. Thus, 2-bromopentane gives pent-2-ene as the major product.
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