Question

what type of mixtures can separate by fractional distillation miscible or immiscible​

Answer 1

Immiscible liquid is separated by fractional distillation.

Answer 2

The separation of two immiscible liquids by a separating funnel depends on the difference in their densities. (a) Applications of fractional distillation are: (1) Fractional distillation is used to separate mixtures of miscible liquids like alcohol - water mixture and acetone - water mixture in the laboratory.