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The correct decreasing order of their reactivity towards hydrolysis is

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Consider the following compounds

(i) C6H5COCl

The correct decreasing order of their reactivity towards hydrolysis is

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

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

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

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

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Best answer

The correct option is: (c) (ii) > (iv) > (i) > (iii)

Explanation:

The ease of hydrolysis depends upon the magnitude of the +ve charge on the carbonyl group. Electron-withdrawing groups increase the magnitude of positive charge and electron donating groups decrease the magnitude of positive charge. Hence, the decreasing order of reactivity towards hydrolysis is

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