which one of the following is not applicable to chemisorption ?

Options

A. Heat of adsorption is negative
B. It takes place at high temperature
C. It is reversible
D. It forms mono - molecular layer

Answer

C

Explanation

In case of chemical adsorption mono molecular layer is formed, heat of adsorption is negative and it increases with increase in temperature due to availability of activation energy. It is irreversible.