Q. The conformations of n-butane, commonly known as eclipsed, gauche and anti-conformations can be interconverted by

1939 159 WBJEEWBJEE 2019Hydrocarbons Report Error

A

rotation around C-H bond of a methyl group

4%

B

rotation around C-H bond of a methylene group

10%

C

rotation around C1-C2 linkage

8%

D

rotation around C2-C3 linkage

79%

Solution:

Rotation around C2-C3 linkage

Solution Image