JEE Main Chemistry question

ChemistryAldehydes, Ketones and Carboxylic AcidsJEE Main

Among the following, which has the lowest pKₐ value?

Answer: (B)

Solution

Formic acid, lacking any electron-donating alkyl group on the carboxyl carbon, is the strongest (lowest pKₐ) acid of the four.

Question ID VK-150007