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Haloalkanes and Haloarenes
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Polyhalogen compounds
JEE Main level
Single correct option
Difficulty 2 of 3
hx191
Chloroform on warming with concentrated nitric acid gives a compound used as an insecticide and as a tear gas. The compound is
A
chloropicrin,
CCl
X
3
NO
X
2
B
nitrobenzene,
C
X
6
H
X
5
NO
X
2
C
phosgene,
COCl
X
2
D
nitroform,
CH
(
NO
X
2
)
X
3
Answer: A
Concentrated
HNO
X
3
replaces the H of
CHCl
X
3
with
NO
X
2
:
CHCl
X
3
+
HNO
X
3
CCl
X
3
NO
X
2
+
H
X
2
O
(trichloronitromethane, chloropicrin).
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