1.

Absolute alcohol can not be prepared from rectified spirit by simple distillation because

Answer»

The BOILING points of water and alcohol are very close
Water and alcohol form a CONSTANT boiling azeotropic mixture
`C_(2)H_(5)OH` forms H-bonds with water
Alcohols molecules are highly hydrated

Solution :The ratio of water and alcohol in both phases (ie., vapour & liquid) is the same of the same and hence can be separated by fractional distillation.


Discussion

No Comment Found