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6. Haloalkanes and Haloarenes — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistry6. Haloalkanes and Haloarenes1 Mark
MCQ
The product formed when glycerol reacts with $PCl_5$ is -
  • ✓
    $1,2,3-$trichloropropane
  • B
    Glycero monochlorohydrin
  • C
    Glycero dichlorohydrin
  • D
    All of these
✓

Answer

Correct option: A.
$1,2,3-$trichloropropane
a
When glycerd reacts with $P_5$, it gives glycerly trichloride $(1,2,3-trichloropropane)$ along with phosphoryl chloride and hydrochloric acid This reaction is given as:

$CH _2 OH - CHOH - CH _2 OH +3 PCl _5 \rightarrow CH _2 Cl - CHCl - CH _2 Cl+ POCl _3+3 HCl$

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