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Byju's Answer
Standard XII
Chemistry
Nucleophilic Addition at the Carbonyl
Cyclohexanone...
Question
C
y
c
l
o
h
e
x
a
n
o
n
e
+
H
2
N
−
N
H
−
O
|
|
C
−
N
H
2
→
P
r
o
d
u
c
t
What type of product is formed in the reaction?
A
Hydrazone
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B
Semicarbazone
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C
2,4-dinitrophenyl-hydrazone
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D
Phenylhydrazone
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Solution
The correct option is
B
Semicarbazone
The carbonyl derivative formed by this type of reaction is called a semicarbazone.
R
1
−
R
2
/
H
|
C
=
N
−
N
H
−
O
|
|
C
−
N
H
2
Where, the carbon bonded to
R
1
can be bonded to an other alkyl group or a hydrogen
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