Byju's Answer
Standard XII
Chemistry
Reduction of Amides,Oximes and Azides with LAH
Ph- C ≡ N → P...
Question
Ph
−
C
≡
N
H
3
O
+
−
−−−−−−−−−
→
Partial
Hydrolysis
(
A
)
Br
2
+
KOH
−
−−−−
→
(
B
)
Product (B) is:
A
P
h
−
C
H
2
−
N
H
2
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B
P
h
−
O
H
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C
P
h
−
N
H
2
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D
P
h
−
C
H
3
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Solution
The correct option is
C
P
h
−
N
H
2
A
i
s
P
h
O
|
|
C
N
H
2
B
i
s
P
h
N
H
2
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Similar questions
Q.
Ph
−
C
≡
N
H
3
O
+
−
−−−−−−−−−
→
Partial
Hydrolysis
(
A
)
Br
2
+
KOH
−
−−−−
→
(
B
)
Product (B) is:
Q.
Aniline
C
H
C
l
3
,
K
O
H
−
−−−−−−−
→
Δ
X
L
i
A
l
H
4
−
−−−
→
Y
(
Y
)
is:
Q.
Aniline
N
a
N
O
2
−
−−−
→
H
C
l
A
C
u
C
N
−
−−−
→
B
H
2
−
→
N
i
C
H
N
O
2
−
−−−
→
D
Product D is:
Q.
Which of the following
C
−
C
l
bond is weaker?
(a)
P
h
−
C
l
|
C
H
−
C
H
3
(b)
P
h
−
C
H
2
−
C
H
2
−
C
l
Q.
Consider following compounds and write total number of compounds which are less reactive than formaldehyde toward nucleophilic addition reaction.
C
H
3
−
O
|
|
C
−
H
(
i
)
;
C
H
3
−
O
|
|
C
−
C
H
3
(
i
i
)
;
E
t
−
O
|
|
C
−
H
(
i
i
i
)
C
H
3
−
C
H
2
−
C
H
2
−
O
|
|
C
−
H
(
i
v
)
;
P
h
−
O
|
|
C
−
C
H
3
(
v
)
;
P
h
−
O
|
|
C
−
P
h
(
v
i
)
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