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Q.
Phosgene is a common name for
AIPMTAIPMT 1988Haloalkanes and Haloarenes
Solution:
Chloroform is slowly oxidised into a poisonous
compound called phosgene in the presence of air or
light. This compound is also called carbonyl
chloride $(COCl_2)$
$C H C l_{3}+\frac{1}{2} O_{2} \xrightarrow[\text { light }]{\text {Air }} \underset{\overset{\text{Carbonyl chloride}}{\text{(phosgene)}}}{C O C I_{2}}+H C 1$