Question

What is an azeotrope? Would it be possible to separate the components of an azeotope by...

What is an azeotrope? Would it be possible to separate the components of an azeotope by fractional distillation? Explain.

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Answer #1

Azeotropes are constant boiling liquids i.e.- some of the liquid solvent when mixed together they tend to boil at a constant temperature and their composition remains unchanged throughout the distillation process. As a result of which it is impossible to separate them via fractional distillation. Azeotropes may be maximum boiling azeotropes or negative azeotrope i.e.- possess boiling point higher than each of the component mixed (Ex- nitric acid and water ) or minimum boiling azeotropes or positive azeotrope i.e.- possess boiling point higher than each of the component mixed (Ex- Eethanol and water mixture )

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