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Byju's Answer
Standard XII
Chemistry
Structural and Physical Properties of Carbonyls
The most stab...
Question
The most stable carbanion is:
A
C
H
−
3
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B
R
−
C
H
−
2
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C
R
3
C
−
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D
C
H
−
2
C
H
O
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Solution
The correct option is
D
C
H
−
2
C
H
O
Most stable due to resonance stabilisation
Suggest Corrections
0
Similar questions
Q.
Number of carbanions which are more stable than
⊖
C
H
2
−
C
H
3
(i)
⊖
C
H
3
(ii)
⊖
C
F
3
(iii)
⊖
C
H
(
C
H
3
)
2
(iv)
⊖
C
C
l
3
(v)
⊖
C
H
2
−
C
C
l
3
(vi)
⊖
C
H
2
−
C
H
2
−
C
H
3
(vii)
⊖
C
H
2
−
⊕
N
(
C
H
3
)
3
(viii)
⊖
C
(
C
H
3
)
3
(ix)
⊖
C
H
2
−
C
D
3
:
Q.
The most suitable reagent for the conversion of
R
−
C
H
2
−
O
H
→
R
−
C
H
O
is
:
Q.
Assertion :
C
H
3
−
C
H
3
|
C
|
C
H
3
−
C
H
2
−
B
r
+
N
a
O
H
→
C
H
3
−
C
H
3
|
C
|
C
H
3
−
C
H
2
−
O
H
(major). Reason: It follows with formation of more stable carbanion.
Q.
Which of the following form is most stable for
H
O
−
C
H
2
−
C
H
2
−
F
?
Q.
The reaction of
H
2
is given below
H
2
+ CO + R—CH =
C
H
2
→
R
—
C
H
2
—
C
H
2
—
C
H
O
is specifically called as
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