Chemistry General Organic Chemistry NTA Abhiyas Question - General Organic Chemistry Single Correct MCQ
Published on: August 12, 2026

Among the following compounds the most acidic is

A
P- hydroxybenzoic acid
B
P- nitrophenol
C
P- toluic acid
D
O- hydroxybenzoic acid

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Text Solution

Verified by Experts
The correct answer is:
D

O- hydroxybenzoic acid

Acidic nature electron withdrawing group (- I, - R) , ortho effect

Acidic nature

A carboxylic acid is more acidic than phenol due to more stability of conjugate base.

Due to ortho effect o- hydroxyl benzoic acid is strongest acid here and correct order of decreasing of acidic nature is

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