Question

Glycerol boils at 290°C with slight decomposition.
Impure glycerine can be purified by
(a) Steam distillation
(b) Simple distillation
(c) Vacuum distillation
(d) Extraction with a solvent

Answer 1

Answer:

Solution : 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

hope it helps u

Answer 2

Hello Friend..!!

The answer of ur question is..!!

Option. B

Thank u