Question

What can you say about the boiling point of the liquids which collect at the bottom as residue in fractionating column?​

Answer 1

Answer:

This uses a fractionating column that is hotter at the bottom, and cooler at the top. The different liquids are collected from different parts of the column. ... if the temperature at the top of the column is above the boiling point of a substance, its vapour can pass

Explanation:

Answer 2

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Many products like paraffin wax, asphalt, etc. are obtained at the bottom of fractionating column since the componets of this fraction are non - volatile and have very high boiling points.

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