Among the following, the compound that can be most readily sulphonated is:

Options

A. Benzene
B. Nitrobenzene
C. Toluene
D. Chlorobenzene

Answer

C

Explanation

`SE` reactions are favoured by `EDG.CH_(3)` is `vec(e )`-donating by `+1` effect, whereas `(-Cl)` is `EW` by `-I` effect, and `(-NO_(2)) is EW` by `-I` and `-R`. So toluene undergoes `SE` reaction most readily.