Question

Q11) Give example of diffusion of 1. Solid in Solid 2. Solid in Liquid 3. Liquid in Liquid 4. Gas in liquid 5. Gas in Gas

Answer 1

Solid-solid: Chalk marks diffusing in the black board.
Solid in liquid: potassium per manganate crystals dropped into the water.
Liquid in liquid: ink dropped in the water.
Gas in liquid: soft drinks.
gas in gas: perfume in air.