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Finkelstein Reaction

The following...

Question

The following reaction proceeds through which mechanism:
$C H_{2} = C H_{2} + H B r \to C H_{3} - C H_{2} - B r$

S_{N} 1

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E_{1}

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S_{N} 2

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None of these

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Solution

The correct option is D
None of these

$H B r$ adds on to Ethene via simple Electrophillic Addition Reaction with carbocation as an intermediate.
Refer to the image.

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