Chemistry, asked by nesh8415, 11 months ago

Pka value of 4 nitrobenzoic acid is lower than that of benzoic acid

Answers

Answered by mayank539

As 4-nitrobenzoic acid contains –NO2 group which is an electron withdrawing group resulting in higher acidity than benzoic acid. Greater is the acidic character lower is the pKa value. Thus, pKa value of 4-nitrobenzoic acid is lower than that of benzoic acid.

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