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Question
Chemistry
For preparing an alkane, a saturated solution of sodium or potassium salt of a carboxylic acid is subjected to
Q. For preparing an alkane, a saturated solution of sodium or potassium salt of a carboxylic acid is subjected to
2061
229
KEAM
KEAM 2011
Hydrocarbons
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A
hydrolysis
6%
B
oxidation
3%
C
hydrogenation
25%
D
hydration
11%
E
electrolysis
11%
Solution:
When an concentrated aqueous solution of the sodium or potassium salt of a monocarboxylic acid is electrolyzed, an alkane is produced as shown below
so
d
.
e
t
han
o
a
t
e
2
C
H
3
COON
a
+
2
H
2
O
El
ec
t
ro
l
ys
i
s
e
t
han
e
C
H
3
C
H
3
+
2
N
a
O
H
+
H
2
+
2
C
O
2