# Which of the following is not applicable to chemisorption?

(a) Effect of pressure is given by Freundlich adsorption isotherm.

(b) There is a formation of monomolecular layer.

(c) It occurs at high temperature.

(d) It involves the formation of  chemical bonds between adsorbent and adsorbate.

Toolbox:
• In chemiadsorption effect of pressure is not given by Freundlich adsorption isotherm.