The statement is false.Physical adsorption is low at high temperature while chemical adsorption is low at low temperature and vice-versa.
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
Which statements are correct ?
i) physical adsorption is due to Vander 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
i) Physical adsorption is due to Vander Waal's forces