Question

Which of the following statements is correct for Tyndall effect?

• A. Scattering and polarising of light by small suspended particles is called Tyndall effect
• B. Tyndall effect of colloidial particles is due to dispersion of light
• C. Tyndall effect is due to refraction of light
• D. Tyndall effect is zig-zag motion of suspended particles

Answer 1

Answer: (B)

When a beam of light is passed through a colloidal solution, its path becomes visible. This is known as Tyndall effect.