Question

$<font color ="red">$
compare acidic strength of ortho-fluorobenzoic acid ,ortho- chlorobenzoic acid , ortho-bromobenzoic acid and ortho-iodobenzoic acid.

Explain properly...!!​

Answer 1

Answer:

Explanation:

Ortho-iodobenzoic acid>ortho-bromobenzoic acid>ortho-chlorobenzoic acid>ortho-fluorobenzoic acid

Here actually comes back bonding strength, so down the back bonding strength decreases. So acidic nature increases