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Byju's Answer
Standard XII
Chemistry
Reduction of Carboxylic Acids
The major pro...
Question
The major product of the reaction of 2-butene with alkaline KMnO
4
solution is
A
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B
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C
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D
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Solution
The correct option is
D
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Similar questions
Q.
Assertion :
C
i
s
-2-butene gives
m
e
s
o
-2,3-butanediol with dilute alkaline
K
M
n
O
4
solution. Reason: Dilute alkaline
K
M
n
O
4
solution given trans addition with alkenes.
Q.
Which alkene on heating with alkaline
K
M
n
O
4
solution gives acetone and a gas, which turns lime water milky?
Q.
Assertion :Treatment of cis-
2
-butene with cold,dilute and alkaline
K
M
n
O
4
solution gives a meso-
2
,
3
-butanediol. Reason:
M
n
O
−
4
forms a cyclic intermediate with alkene.
Q.
cis-2-Butene on reaction with cold dilute
K
M
n
O
4
solution produces:
Q.
Major products of above reaction will be:
2
−
B
u
t
e
n
e
H
B
r
−
−−
→
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