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Byju's Answer
Standard XII
Chemistry
Decarboxylation Reaction of Alkanes
Identify the ...
Question
Identify the final product
B
of the reaction.
C
6
H
5
C
O
O
H
+
N
a
H
∙
C
O
3
→
g
a
s
(
A
)
C
H
3
M
g
B
r
⟶
H
3
O
+
(
B
)
(Here,
∙
C
=
C
14
)
A
∙
C
H
3
C
O
O
H
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B
C
6
H
5
∙
C
O
O
H
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C
C
H
3
∙
C
O
O
H
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D
H
∙
C
O
O
C
H
3
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Solution
The correct option is
A
C
H
3
∙
C
O
O
H
C
6
H
5
C
O
O
H
+
N
a
H
∙
C
O
3
→
C
6
H
5
C
O
O
N
a
+
H
2
O
+
∙
C
O
2
∙
C
O
2
1.
C
H
3
M
g
B
r
⟶
C
H
3
∙
C
O
O
M
g
B
r
H
3
O
+
⟶
C
H
3
∙
C
O
O
H
Please note that when carboxylic acids are treated with
N
a
H
C
O
3
solution,
C
O
2
liberated come from
N
a
H
C
O
3
.
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0
Similar questions
Q.
Identify the final product (
B
) of the reaction
C
6
H
5
C
O
O
H
+
N
a
H
∗
C
O
3
⟶
g
a
s
(
A
)
1.
C
H
3
M
g
B
r
−
−−−−−−
→
2.
H
3
O
+
(
B
)
(
∗
C
=
C
14
)
Q.
Consider the following sequence of the reaction:
C
4
H
6
O
4
(
A
)
Δ
→
C
3
H
6
O
2
(
B
)
S
o
d
a
l
i
m
e
−
−−−−
→
C
2
H
6
, then A & B respectively are
Q.
Which is the stronger acid in each of the following pairs?
(i)
C
H
3
−
C
O
O
H
and
C
H
2
=
C
H
−
C
O
O
H
(ii)
C
6
H
5
−
C
O
O
H
and
C
6
H
5
−
C
H
2
−
C
O
O
H
(iii)
C
H
3
−
C
H
2
−
C
O
O
H
and
C
H
3
−
C
H
|
O
H
−
C
O
O
H
.
Q.
Predict the products of the following reactions:
(
i
)
C
H
3
−
C
|
C
H
3
=
O
H
C
N
−
−−
→
?
(
i
i
)
C
6
H
5
−
C
H
2
−
C
H
3
(
a
)
K
M
n
O
4
/
K
O
H
−
−−−−−−−−−−
→
(
b
)
H
+
?
(
i
i
i
)
C
H
3
C
O
O
H
N
H
3
/
Δ
−
−−−
→
?
Q.
Various products formed on oxidation of 2,5-dimethylhexan-3-one are:
(i)
C
H
3
−
C
|
C
H
3
H
−
C
O
O
H
(ii)
C
H
3
−
C
|
C
H
3
H
−
C
H
2
−
C
O
O
H
(iii)
C
H
3
C
O
O
H
(iv)
H
C
O
O
H
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