The order of decreasing reactivity towards an electrphilic reagent for the following,
(i). Benzene
(ii). Toluene.
(iii). Chlorobenzoic acid.
(iv). Phenol. Would.

Options

A. `(iv)gt(ii)gt(i)gt(iii)`
B. `(i)gt(ii)gt(iii)gt(iv)`
C. `(ii)gt(iv)gt(i)gt(iii)`
D. `(iv)gt(iii)gt(ii)gt(i)`

Answer

A

Explanation

`-OH` is strongly activating `-CH_(3)` is weakly activating `-Cl` is weakly deactivating and `-CO_(2)H` is moderately deactivating.