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Preparation of Haloalkanes from Alcohol

Write the mec...

Question

Write the mechanism of the following reaction.
$C H_{3} C H_{2} O H H B r - -- \to C H_{3} C H_{2} B r + H_{2} O$

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Solution

$C H_{3} C H_{2} O H H - B r \to C H_{3} C H_{2} B r + H_{2} O$
MECHANISM:
1) The lone pair on oxygen attacks the H-Br molecule forming a hydronium ion.
2) Formation of carbocation.
3) Attack of Nucleophile $B r^{-}$ .

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Preparation of Haloalkanes from Alcohol

Standard XII Chemistry

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