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Which of the following alkyl halides wil...

Which of the following alkyl halides will undergo `S_(N)1` reaction most readily ?

A

`(CH_(3))_(3)C-F`

B

`(CH_(3))_(3)C-Cl`

C

`(CH_(3))_(3)C-Br`

D

`(CH_(3))_(3)C-I`

Text Solution

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The correct Answer is:
D
The substitution reaction is favoured easily if C - X bond is weak. Thus, alkyl iodide will undergo Substitution reactions most readily. Also `S_(N)1` is favoured by `3^(@)` alkyl halide most readily. Among those listed, all are `3^(@)` halides but reaction is most favoured by `(CH_(3))_(3) C-I`.
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