Choose the correct statements for chemical adsorption :

In case of chemical adsorption,

In case of chemical adsorption,

What is meant by chemical adsorption?

Select the correct statements . (i) Physical adsorption is weak, multilayer, non-directional and non-specific. (ii) Chemical adsorption is strong, unilayer, directional and strong (iii) Chemical adsorption decreases with temperature (iv) Chemical adsorption is more stronger than physical adsorption

Choose the incorrect statement pertaining to the adsorption of gas on a solid surface