Question

The property due to which the gases and the liquids accumulate on the outer surface of solid is called​

Answer 1

$\huge\mathfrak\purple{Answer}$

Physical adsorption resembles the condensation of gases to liquids and depends on the physical, or van der Waals, force of attraction between the solid adsorbent and the adsorbate molecules. ... In chemical adsorption, gases are held to a solid surface by chemical forces that are specific for each surface and each gas.