Organic Chemistry Basics 2 Question 24

24. The correct acidity order of the following is

(2009)

(I)

(II)

(b) (IV) $>$ (III) $>$ (I) $>$ (II)

(a) (III) $>$ (IV) $>$ (II) $>$ (I)

(d) (II) $>$ (III) $>$ (IV) $>$ (I)

(IV) (c) (III) $>$ (II) $>$ (I) $>$ (IV)

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Solution:

24.

decreases acid strength

$\mathrm{Cl}$ has overall electron withdrawing effect, increases acid strength.