Question
Enumerate any two differences between sample distillation and fractional distillation.

Answer

S.No Simple distillation Fractional distillation
i By simple distillation we can separate two miscible liquide having sufficient difference in their boilding points By fractional distillation, we can separate a mixture of two or more miscible liquide for which the difference in the boiling points is less than 25ºC.
ii It is done by using an air condenser or a water condenser. A fractionating column is fitted in between the distillation flask and the condenser for the process.

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