Physical adsorption is appeciable at…………….temperature,

Physical adsorption is appreciable at :-

Which of the following is correct for the decrease in the physical adsorption with increase of temperature

True or False : Physical adsorption increases with rise in temperature whereas chemical adsorption decreases with rise in temperature.

The extent of physical adsorption is appreciable at.

Explain the following observations. a. Sun looks red at the time of sunset. b. Rate of physical adsorption decreases with rise in temperature. c. Physical adsorption is monolayered.