By Team Aakash Byju's | 23rd December 2022

Which of the Following Shows the Tyndall Effect?

Which of the following shows the Tyndall effect? (ii) Common salt (ii) Milk (iii) Copper sulphate solution (iv) Starch solution

A

(i) and (ii)

B

(ii) and (iv)

D

(ii) and (iii)

C

(iii) and (iv)

Detailed Explanation

The correct answer is  B) (ii) and (iv).

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Colloidal solutions show the Tyndall effect. True solutions or suspensions do not show the Tyndall effect.

Tyndall Effect

Flash Light

Pure Water

(Light Beam Visible)

(Light Beam Not Visible)

Colloidal Solution

Milk and starch solutions are colloidal solutions; hence they exhibit the Tyndall effect.

Tyndall Effect

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Mixture  of Water and Milk

 Solution

On the other hand, common salt and copper sulphate solution are true solutions, and they do not exhibit the Tyndall effect.

Tyndall Effect

Flash Light

Colloidal Solution

(Scattering of Light)