The correct statement(s) pertaining to the adsorption of a gas on a solid surface is (are)

The incorrect statement pertaining to the adsorption of a gas on a solid surface is :

The correct statements pertaining to the adsorption of a gas on a solid surface are (i) Adsorption is always exothermic (ii) Physisorption may transform into chemisorption at high temperature (iii) Physisorption increases with increasing temperature but chemisorotion decrease with increasing temperature (iv) Chemisorption is more exothermic than physisoption, however, it is very slow due to higher energy of activation

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

The correct statement(s) to the adsorption of a gas on a solid surface is (are)

During Adsorption of a gas on a solid