Which of the following acids have the lo...

Which of the following acids have the lowest `pK_(a)` value :-

A

`CH_(3)COOH`

B

`HCOOH`

C

`(CH_(3))_(2)CHCOOH`

D

`CH_(3)CH_(2)COOH`

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The correct Answer is:

B

(b) HCOOH is the strongest acid. It has the lowest `pK_(a)` value.

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