Select the incorrect option for van der Waal's gas.

1.	Select the incorrect option for van der Waal's gas.
Answer» He has smaller 'a' (van der Waals' constant) than Ne,Kr,Ar,`CO_(2),CH_(4)` and `NH_(3)` He HS smaller 'b' (van der Waals' constant)than Ne,Kr,Ar,`CO_(2),CH_(4)` and `NH_(3)` At 273K and 1 atm, He moecules have attractions with respect to IDEAL behaviour At 273 K and 1 atm He molecules have repulsions with respect to ideal behaviour Answer :c

Discussion