Low temperature favours physical adsorption and high temperature favours chemical adsorption.

True

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False

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Solution

The correct option is A True
Physisorption work at low temperature and decreases with increase in temperature.
Whereas chemisorption favours at high temperature. Thus it is also called as activated adsorption.

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Similar questions

Which statement is/are correct?

i) Physical adsorption is due to Van der Waal's forces

ii) Physical adsorption decreases at high temperature

iii) Physical adsorption is irreversible

iv) Enthalpy for a chemical adsorption is generally lesser than that of physical adsorption

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