Incorrect statement for Tyndall effect is... | Surface Chemistry

JEE MAIN 2022

25-06-22 S1

Question

Incorrect statement for Tyndall effect is :-

Select the correct option:

The refractive indices of the dispersed phase and the dispersion medium differ greatly in magnitude.

The diameter of the dispersed particles is much smaller than the wavelength of the light used.

During projection of movies in the cinemas hall, Tyndall effect is noticed.

It is used to distinguish a true solution from a colloidal solution.

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

The diameter of dispersed particle should be somewhat below or near the wavelength of light.

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JEE Main

Chemistry

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