1.

Fractional distillation is used when

Answer»

there is a large difference in the boiling points of liquids
there is a small difference in the boiling points liquids
boiling points of liquid are same
liquids form a constant boiling mixture

Solution :If there is a small difference (10 or LESS) in the boiling points of liquids fractional distillation is used e.g. ACETONE b.p. 333K and methanol b.p. 338K.


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