JEE Main Chemistry question

Which aromatic acid among the following is **weaker** than simple benzoic acid?

(A)A nitro-substituted benzoic acid
(B)A methyl-substituted benzoic acid (toluic acid)Correct
(C)A chloro-substituted benzoic acid
(D)A sulfo-substituted benzoic acid

Answer: (B)

Solution

–NO₂, –Cl and –SO₃H are all net electron-withdrawing substituents that stabilise the carboxylate anion and so make the corresponding substituted benzoic

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Question ID VK-140327