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Byju's Answer
Standard XII
Chemistry
Oxidation of Alcohols
Alcohols can ...
Question
Alcohols can be oxidized to carboxylic acids by:
A
alkaline
K
M
n
O
4
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B
acidified
K
2
C
r
2
O
7
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C
conc.
H
N
O
3
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D
all of these
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Solution
The correct option is
D
all of these
Alcohols on oxidation give aldehydes or ketone which in turn give acids.
All the mentioned options are oxidising agents.
The correct option is 'D'
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Similar questions
Q.
Assertion :Oxidation of alcohol with acidified potassium dichromate can be used for identification of alcohol. Reason: During oxidation with acidified potassium dichromate orange colour of
K
2
C
r
2
O
7
changes to blue.
Q.
An alcohol
A
(
C
4
H
10
O
)
on oxidation with acidified potassium dichromate gives carboxylic acid
B
(
C
4
H
8
O
2
)
. Compound A when dehydrated with conc.
H
2
S
O
4
gives compound
D
(
C
4
H
10
O
)
which is an isomer of
A
. Compound
D
is resistant to oxidation but compound
A
can be easily oxidised. Identify
A
,
B
,
C
and
D
and write their structures.
Q.
Statement- I: Primary alcohols can be easily oxidised to aldehydes.
Statement- II: Aldehydes are prone to further oxidation to carboxylic acids.
Q.
Ethyl alcohol on oxidation with acidified
K
2
C
r
2
O
7
gives
Q.
Which of the following can be oxidized by acidified
K
2
C
r
2
O
7
?
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