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Question

Chemistry Question on Surface Chemistry

Tyndall effect is shown by?

A

Colloidal solution

B

Osmotic solution

C

Isotonic solution

D

Hypertonic solution

Answer

Colloidal solution

Explanation

Solution

Tyndall effect is shown by colloidal solution.

The Tyndall effect, also called the Tyndall phenomenon , is the scattering of light in a colloidal or very fine suspended solution. A colloidal solution is a solution wherein particles of one medium having a size range between 1 nanometer to 1000 nanometer are suspended in another medium. In a colloidal solution, the particles are large enough to scatter the light incident on the colloidal particle. Therefore, precipitate, plasma, and a solution do not show the Tyndall effect insteadcolloidal solution does show the Tyndall effect. Some of the examples of mixtures showing the Tyndall effect are:
Milk is a colloid containing fat.
A mixture of flour and water which is a suspension.
The visible beam of headlights in fog.