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Give reasons : 

Chloroacetic acid is stronger than acetic acid.

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Chloroacetic acid has lower pKvalue than acetic acid; ‘Cl’ in chloroacetic acid shows –I effect, it creates less electron density on oxygen of carboxylic acid. Thus, release of proton becomes easier. In case of acetic acid, the state of affair is just opposite. Hence, chloroacetic acid is stronger than acetic acid.

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