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Question
Chemistry
CH3CH2OH convert into CH3CHO in the presence of:
Q.
C
H
3
C
H
2
O
H
convert into
C
H
3
C
H
O
in the presence of:
1557
231
Bihar CECE
Bihar CECE 2004
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A
N
a
2
C
r
2
O
7
and
N
a
O
H
B
N
a
2
C
r
2
O
7
and dil.
H
2
S
O
4
C
N
a
O
H
D
Fe in presence of
N
a
O
H
Solution:
1
∘
alcohol are converted into aldehyde by reaction with
N
a
2
C
r
2
O
7
and
H
2
S
O
4
ethyl alcohol
C
H
3
C
H
2
O
H
+
[
O
]
N
a
2
C
r
2
O
2
+
H
2
S
O
4
ethanal
C
H
3
C
H
O
+
H
2
O