Alkyl Halides - Result Question 55
####55. The total number of alkenes possible by dehydrobromination of 3-bromo-3-cyclopentylhexane using alcoholic $KOH$ is
(2011)
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Answer:
Correct Answer: 55. (5)
Solution:
- The substrate has three different types of $B-H$, therefore, first three structural isomers of alkenes are expected as :
The last two alkenes II and III are also capable of showing geometrical isomerism, hence two geometrical isomers for each of them will be counted giving a total of five isomers.
