Identify optically inactive compound among the following
Identify optically inactive compound among the following

1. 2 – chloropropanal
2. 2 – chloropentane
3. 2 – chloro,2-methylbutane
4. 2 – chlorobutane

Solution: 2 – chloro,2-methylbutane

2-chloro-2-methylbutane is optically inactive as no chiral center is present.