Q27 of 252 Page 80

Explain what happens when a beam of light is passed through a colloidal solution.

When a beam of light is passed through a colloidal solution such as a soap solution, it scatters a beam of light passing through it and renders its path visible.


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25

Classify the following into true solutions and colloidal solutions:

Ink, Salt solution, Starch solution, Blood, Sugar solution

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How will you test whether a given solution is a colloidal solution?

 28

How will you distinguish a colloid from a solution?

 29

How will you differentiate between a suspension and a colloid?