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MHT CET Chemistry question

ChemistryEquilibriumMHT CET

The ionisation constant of an acid, , is the measure of strength of an acid. The values of acetic acid, hypochlorous acid and formic acid are , and respectively. Which of the following orders of pH of 0.1 solutions of these acids is correct?

Answer: (B)

Solution

A larger gives more and a lower pH, so the pH order follows decreasing reversed: hypochlorous

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Question ID VK-059120