Sulphonation of a normal alkane from…….onwards is carried out by treating the alkane with oleum.

Options

A. propane
B. butane
C. pentane
D. hexane

Answer

D

Explanation

`CH_(3)(CH_(2))_(4)CH_(3)underset(Delta)overset(H_(2)SO_(3)//SO_(3))rarrCH_(3)(CH_(2))_(3)underset(SO_(3)H)underset(|)(CHCH_(3))`
Lower alkanes tend to cleave under the reaction conditions.