The relative preference in adsorption among 19 common gas molecules, namely, C 2 H 2, C 2 H 4, C 2 H 6, CH 4, X 2, HX (X = F, Cl, Br), CO 2, CS 2, CO, H 2, H 2 O, H 2 S, N 2, NO 2, and NO within the ...