Tardigrade
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Tardigrade
Question
Chemistry
Dow’s reaction involves
Q. Dow’s reaction involves
1985
264
Alcohols Phenols and Ethers
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A
electrophilic addition
2%
B
electrophilic substitution
53%
C
nucleophilic addition
18%
D
nucleophilic substitution.
27%
Solution:
Dow's reaction involves alkaline hydrolysis of chlorobenzene.
C
6
H
5
Cl
+
2
N
a
O
H
30
0
∘
C
high pressure
C
6
H
5
ON
a
+
N
a
Cl
+
H
2
O
2
C
6
H
5
ON
a
+
H
2
S
O
4
⟶
2
C
6
H
5
O
H
+
N
a
2
S
O
4
This is an example of nucleophilic substitution reaction.