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Question
Chemistry
Acid-hydrolysis of benzonitrile forms
Q. Acid-hydrolysis of benzonitrile forms
2111
171
NTA Abhyas
NTA Abhyas 2020
Amines
Report Error
A
benzylamine
40%
B
aniline
40%
C
benzoic acid
20%
D
phenol
0%
Solution:
Acid-hydrolysis of benzonitrile forms benzoic acid.
C
6
H
5
CN
→
H
3
O
+
C
6
H
5
CON
H
2
→
H
3
O
+
C
6
H
5
COO
H
+
N
H
4
+
Note: Alkaline-hydrolysis of cyanide forms benzoate and
N
H
3
.
C
6
H
5
CN
→
H
2
O
/
O
H
−
C
6
H
5
CON
H
2
→
H
2
O
/
O
H
−
C
6
H
5
CO
O
−
+
N
H
3