Why can't a colloidal solution be separated by ordinary filter paper?

Type: MCQ • Marks: 1

A. They dissolve

B. Filter paper destroys them

C. Colloidal particles are too large

D. Colloidal particles pass freely through filter paper pores

Explanation

Colloidal particles (1-100 nm) are smaller than filter paper pores, passing through unchanged.

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Class 9th Science (MCQ)

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