Arrange followings in correct decreasin(IV) – InterviewSolution

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1.

Arrange followings in correct decreasin(IV)

Answer»

decreasing order of pKa means, the less acidic will come first. ( increasing order of acidic strength)

Strong cids here are those , which can donate H+ easily and form stable conjugate base.. ( like resonating conjugate bases)

so, order of pka is

(ii)>(iii) > (iv) > (i)

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