1.

The order of reactivity of following alkyl halide in SN^(2) reaction is

Answer»

`R-I GT R-Br gt R-Cl gt R-F`
`R-F gt R-Cl gt R-Br gt R-I`
`R-I gt R-CI gt R-Br gt R-F`
`R-I gt R-F gt R-Br gt R-CI`

ANSWER :A


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