Arrange the following acids in the decreasing order of acid strength: (i) Benzoic acid (ii) o-Chlorobenzoic acid (iii) m-Chlorobenzoic acid (iv) p-Chlorobenzoic acid.

Options

A. `YgtZgtX`
B. `ZgtYgtX`
C. `ZgtXgtY`
D. `YgtXgtZ`

Answer

C

Explanation

(c) The acidic strength depends upon the stabilisation the carboxylate ion left after the release of `H^(+)` ion by the dispersal of negative charge.

Therefore, the correct order is (C).