The decreasing order of ease of alkaline hydrolysis for the following esters is:

I V > I I > I I I > I

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I I I > I I > I > I V

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I I I > I I > I V > I

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I I > I I I > I > I V

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Solution

The correct option is C $I I I > I I > I > I V$
More is the electrophilic character of carbonyl group of ester faster is the alkaline hydrolysis.

$N O_{2}$ shows -M effect while $C l$ shows -I effect and $- O C H_{3}$ shows +M effect, hence the order is III>II>I>IV

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The decreasing order of ease of alkaline hydrolysis for the following esters is:

The correct option is C III>II>I>IVMore is the electrophilic character of carbonyl group of ester faster is the alkaline hydrolysis.NO2 shows -M effect while Cl shows -I effect and −OCH3 shows +M effect, hence the order is III>II>I>IV

The correct option is C $I I I > I I > I > I V$
More is the electrophilic character of carbonyl group of ester faster is the alkaline hydrolysis.

$N O_{2}$ shows -M effect while $C l$ shows -I effect and $- O C H_{3}$ shows +M effect, hence the order is III>II>I>IV