AIIMS 2003 Chemistry Acidity MCQ Question with Solution

Among the following the strongest acid is

A

CH₃COOH

B

C₆H₅COOH

C

m-CH₃OC₆H₄COOH

D

p-O₂NC₆H₄COOH

Option C

-OCH3 group displays electron withdrawing acid strengthening inductive effect at the meta position.

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