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Question
Chemistry
Which one of the following reactions will not yield propionic acid?
Q. Which one of the following reactions will not yield propionic acid?
3270
190
JEE Main
JEE Main 2021
Aldehydes Ketones and Carboxylic Acids
Report Error
A
C
H
3
C
H
2
COC
H
3
+
O
I
−
/
H
3
O
+
12%
B
C
H
3
C
H
2
C
H
3
+
K
M
n
O
4
(Heat),
O
H
−
/
H
3
O
+
25%
C
C
H
3
C
H
2
CC
l
3
+
O
H
−
/
H
3
O
+
25%
D
C
H
3
C
H
2
C
H
2
B
r
+
M
g
,
C
O
2
dry ether/
H
3
O
+
38%
Solution:
All gives propanoic acid as product but option
4
gives butanoic as product
C
H
3
C
H
2
C
H
2
B
r
M
g
Dry ether
C
H
3
C
H
2
C
H
2
M
g
B
r
C
O
2
C
H
3
−
C
H
2
−
C
H
2
−
C
∣∣
O
−
OM
g
B
r
H
3
O
+
Butanoic acid
C
H
3
−
C
H
2
−
C
H
2
−
C
∣∣
O
−
O
H