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Glycerol boils at 290^(@) C slight decom...

Glycerol boils at `290^(@)` C slight decomposition Impure glycerine can be purified by

A

Steam distillation

B

Simple distillation

C

Vacuum distillation

D

Extraction with a solvent

Text Solution

Verified by Experts

The correct Answer is:
C
The liquids which decompose at its boiling point can be purified by vacuum distillation. Glycerol which decomposes at its boiling point (563K) can be distilled without decomposition at 453K under 12mm Hg pressure.
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