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Byju's Answer
Standard XII
Chemistry
Tautomerism
The enolic fo...
Question
The enolic form acetone contains :
A
10
σ
−
bonds
2
π
−
bond and 1 lone pairs.
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B
9
σ
−
bonds
2
π
−
bond and 2 lone pairs.
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C
8
σ
−
bonds
2
π
−
bond and 2 lone pairs.
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D
9
σ
−
bonds
1
π
−
bond and 2 lone pairs.
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Solution
The correct option is
D
9
σ
−
bonds
1
π
−
bond and 2 lone pairs.
The enol form of acetone is
C
H
2
=
C
(
O
H
)
−
C
H
3
,
It contains 9
σ
−
bonds
1
π
−
bond and 2 lone pairs.
Hence, option D is correct.
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