Identify the conjugate bases of H_3PO_3 and H_2SO_4 respectively from following

MHT CET 2026 Chemistry question

Identify the conjugate bases of and respectively from following

(A) and
(B) and
(C) and Correct
(D) and

Answer: (C)

Solution

By the Brønsted-Lowry definition, the conjugate base of an acid is the species left after the acid loses ONE proton (). gives , and gives . So the pair is and

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Question ID VK-100405