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Byju's Answer
Standard XII
Chemistry
Nucleophilic Addition at the Carbonyl
CH 3 CHO + NH...
Question
A
P
H
= 1
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B
P
H
= 4.5
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C
Any value of P
H
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D
P
H
= 12
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Solution
The correct option is
B
P
H
= 4.5
In this Condensation mild acidic conditions are used
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Similar questions
Q.
SET -1(pH value) SET-2(Solution)
I)
7
A) Aqueous solution of 1M
N
a
O
H
II)
<
7
B)
N
a
2
C
O
3
III)
>
7
C)
C
H
3
C
O
O
N
H
4
IV)
14
D) None
The correct match is :
Q.
P
h
C
H
O
+
(
C
H
3
C
O
)
2
O
(
1
)
C
H
3
C
O
O
N
a
−
−−−−−−−−−
→
(
2
)
Hydrolysis
,
Δ
A
H
B
r
⟶
B
The product
B
is:
Q.
Convert:
PhCHO into PhCH = CHCOPh .
Q.
P
h
C
H
=
C
H
C
H
O
+
C
H
3
C
H
=
C
H
C
H
O
base
−
−−−−
→
E
t
O
H
,
Δ
(
A
)
87
%
; Product of this reaction is :
Q.
If n is any positive integer, write the value of
i
4
n
+
1
-
i
4
n
-
1
2
.
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Standard XII Chemistry
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