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Revisiting Tautomerism

The correct o...

Question

The correct order of acid strength is:

CH₃COOH > CH₂ClCOOH > CHCl₂COOH

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CHCl₂COOH > CH₂ClCOOH > CH₃COOH

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CHCl₂COOH > CH₃COOH > CH₂ClCOOH

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CH₂ClCOOH > CH₃COOH > CHCl₂COOH

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Solution

The correct option is B CHCl₂COOH > CH₂ClCOOH > CH₃COOH
Greater the number of –I groups on the α-carbon, acidic nature increases .

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