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CH(3)+Br+Noverset(color(red)(Theta))(u) ...

`CH_(3)+Br+Noverset(color(red)(Theta))(u) to CH_(3)-Nu+Boverset(color(red)(Theta))(r)[Noverset(color(red)(Theta))(u)("nucleophile")=PHoverset(color(red)(Theta))(O)(I),ACoverset(color(red)(Theta))(O)(II) ,Hoverset(color(red)(Theta))(O)(III) , CH_(3)overset(color(red)(Theta))(O)(IV)]` The rate of the reaction by using various nucleophiles (I to IV) decreases in the order-

A

IV gt III gt I gt II

B

IV gt III gt II gt I

C

I gt II gt III gt IV

D

II gt IV gt III gt I

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The correct Answer is:
A
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