Alkyl halides are prepared from alcohols by treating with a. HCl … - Vidyadip

MCQ

Alkyl halides are prepared from alcohols by treating with
$a. \ce{HCl + ZnCl_2}$
$b.$ Red $\ce{P + Br_2}$
$c. \ce{H_2SO_4 + KI}$
$d.$ All the above

✓
$a$ and $b$
B
$a$ and $c$
C
$b$ and $c$
D
$a$ and $d$

✓

Answer

Correct option: A.

$a$ and $b$

$\text{R}-\text{OH}\xrightarrow{ \ \text{HCl}+\text{ZnCl} \ \ }\text{R}-\text{Cl}_2+\text{H}_2\text{O}$
$\text{R}-\text{OH}\xrightarrow{ \ \text{Red P + Br}_2 \ \ }\text{R}-\text{Br}+\text{H}_3\text{PO}_3$

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