Question
Out of the following, the alkene that exhibits optical
isomerism is
A.
3 - methyl - 2 - pentene
B.
4 - methyl - 1 - pentene
C.
3 - methyl - 1 - pentene
D.
2 - methyl - 2 - pentene
Answer :
3 - methyl - 1 - pentene
Solution :
For a compound to show optical isomerism, presence of chiral carbon atom is a necessary condition.