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Question
The decreasing order of reactivity of the following compounds towards nucleophilic substitution (SN2) is ______.
Options
(II) > (III) > (I) > (IV)
(II) > (III) > (IV) > (I)
(III) > (II) > (IV) > (I)
(IV) > (II) > (III) > (I)
MCQ
Fill in the Blanks
Solution
The decreasing order of reactivity of the following compounds towards nucleophilic substitution (SN2) is (II) > (III) > (IV) > (I).
Explanation:
SN2 reactions depend upon - I and - M effect on the substrate. On increasing - I and - M effect, rate of SN2 reaction will increase.
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