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Byju's Answer
Standard XII
Chemistry
Base Catalysed Hydrolysis of Esters
H2O18 + Na →b...
Question
H
2
O
18
+
N
a
→
(
A
)
(
b
a
s
e
)
+
(
B
)
C
H
−
3
−
O
|
|
C
−
O
−
C
H
2
−
C
H
3
+
(
A
)
→
(
C
)
+
(
D
)
alcohol
Product
(
C
)
of the reaction is:
A
C
H
3
−
O
|
|
C
−
O
18
−
H
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B
C
H
3
−
O
18
|
|
C
−
O
−
H
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C
C
H
3
−
O
|
|
C
−
18
O
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D
C
H
3
−
O
|
|
C
−
O
⊖
N
⊕
a
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Solution
The correct option is
C
C
H
3
−
O
|
|
C
−
18
O
(Refer to Image)
The acidic hydrogen in
−
C
O
O
H
is removed by base in basic medium.
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Similar questions
Q.
C
H
3
−
O
|
|
C
−
O
−
C
H
2
−
C
H
3
+
H
−
O
→
(
O
=
O
18
)
one of the product reaction is
Q.
Arrange in their increasing order of equilibrium constants for hydration.
C
H
3
−
O
|
|
C
−
C
H
3
(
A
)
,
C
H
3
−
O
|
|
C
−
H
(
B
)
,
C
H
3
−
O
|
|
C
−
C
H
2
−
C
l
(
C
)
,
H
−
O
|
|
C
−
H
(
D
)
,
C
l
−
C
H
2
−
O
|
|
C
−
H
(
E
)
Q.
The order of stability of the following tautomeric compounds is:
C
H
2
=
O
H
|
C
−
C
H
2
−
O
|
|
C
−
C
H
3
⇌
C
H
3
−
O
|
|
C
−
C
H
2
−
O
|
|
C
−
C
H
3
⇌
C
H
3
−
O
H
|
C
=
C
H
−
O
|
|
C
−
C
H
3
I
I
I
I
I
I
Q.
C
H
2
=
O
H
|
C
−
C
H
2
(
I
)
−
O
|
|
C
−
C
H
3
⇌
C
H
3
−
O
|
|
C
−
C
H
2
(
I
I
)
−
O
|
|
C
−
C
H
3
⇌
C
H
3
−
O
H
|
C
=
C
H
(
I
I
I
)
−
O
|
|
C
−
C
H
3
The order of stability of the following tautomeric compounds is:
Q.
Which of the following is not the pair of resonance structures?
I
.
H
N
=
C
=
O
↔
H
−
O
−
C
≡
N
I
I
.
¯
N
=
C
=
O
↔
N
≡
C
−
O
−
I
I
I
.
C
H
3
−
O
|
|
C
−
¯
C
H
2
↔
C
H
3
−
O
−
|
C
=
C
H
2
I
V
.
C
H
3
−
O
|
|
C
−
C
H
3
↔
C
H
3
−
O
H
|
C
=
C
H
2
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