What is the function of glass beads inside a fractionating column?

Type: MCQ • Marks: 1

A. To act as a catalyst

B. To filter suspended solids

C. To heat the mixture

D. To provide cooled surfaces for repeated condensation and vaporization of vapors

Explanation

Glass beads increase surface area, allowing vapors to condense and re-evaporate repeatedly.

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Class 9th Science (MCQ)

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