Question
Chemistry Question on Surface Chemistry
Blue colour of the sky is due to
A
absorption of light by dust particles
B
reflection of light by dust particles
C
scattering of light by dust particles
D
presence of clouds which are a colloidal dispersion of water particles in air
Answer
scattering of light by dust particles
Explanation
Solution
Blue colour of the sky is due to scattering of light by colloidal dust particles present in air (Tyndall effect).