Define the terms adsorption , occlusion , adsorption and sorption . How does pressure affect the adsorption of a gas over activated charcoal at constant temperature? 5. State and explain BET equation...

Define the terms
adsorption,
occlusion,
adsorption
and
sorption. How does pressure affect the

adsorption of a gas over activated charcoal at constant temperature? 5. State and explain BET equation for multilayer adsorption.

What is a colloidal sol? How are colloidal sols prepared? Explain the meaning of the following terms:

(a) Tyndall effect

(b) Eletrophoresis

(c) Brownian movement