Essential Chemistry for IGCSE - Particles And Purification (Section 10 - No. 30)

What are the limitations of simple distillation?
It is only suitable for separating liquids with significantly different boiling points.
It can only be used for pure substances.
It is not effective for separating miscible liquids with close boiling points.
It requires a fractionating column.

Explanation

Simple distillation struggles with liquids having similar boiling points, and requires a significant difference in boiling points for effective separation.

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