The reaction which is not nucleophilic s...

The reaction which is not nucleophilic substitution is

A

`C_2H_5Br + C_2H_5SNa toC_2 H_5SC_2H_5 + NaBr`

B

`C_2H_5Br + 2[H] toC_2H_6 + HBr`

C

`CH_3Br + AgCN to CH_3NC + AgBr`

D

`CH_3Br + NaSH to CH_3SH + NaBr`

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The correct Answer is:

B

It is a reduction reaction

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