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Q.
The best method to purify impure acetone is
Aldehydes Ketones and Carboxylic Acids
Solution:
To purify any compound, if we make salt of it, then it is very easy to purify teh same due to crystalline nature of the salt,
$\left( CH _{3}- CHCH _{3} SO _{3}^{-} Na ^{+}\right)$it is easy to separate in the ionic solvent like bicarbonate, etc.