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Tardigrade
Question
Chemistry
Haloalkane in the presence of alcoholic KOH undergoes
Q. Haloalkane in the presence of alcoholic
K
O
H
undergoes
2328
231
AFMC
AFMC 2011
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A
elimination
B
polymerization
C
dimerisation
D
substitution
Solution:
Haloalkanes on boiling with alcoholic
K
O
H
undergoes elimination or dehydrohalogenation.
propyl bromide
C
H
3
C
H
2
C
H
2
B
r
+
alc.
K
O
H
⟶
propylene
C
H
3
C
H
=
C
H
2
+
K
B
r
+
H
2
O