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Question
Chemistry
The test for unsaturation is confirmed by the decolourisation of which of the following?
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Q. The test for unsaturation is confirmed by the decolourisation of which of the following?
WBJEE
WBJEE 2006
A
Iodine water
B
$ CuS{{O}_{4}} $ solution
C
Bromine water
D
All of these
Solution:
By adding bromine water to a solution, if the colour of bromine water decolourise then the compound is unsaturated. This is a confirmatory test for unsaturation.