MCQ
Glycerol can be separated from spent-lye in soap industry by:
- AChromatography.
- BSublimation.
- CFractional distillation.
- DDistillaltion under reduced pressure.
Explanation:
Glycerol decomposes at its boiling point is separated from spent-lye by using distillation under reduced pressure.
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Assertion $(A) :$ A simple distillation can be used to separate a mixture of propanol and propanone.
Reason $(R) :$ Two liquids with a difference of more than $20^{\circ} \mathrm{C}$ in their boiling points can be separated by simple distillations.
In the light of the above statements, choose the most appropriate answer from the options given below: