The values of van der Waal's constant 'a' for the gases `O_(2),N_(2),NH_(3)` and `CH_(4)` 1.36,1.39,4.17,2.253`L^(3)` atm `"mole"^(-2)` respectively. The gas which can most easily be liquefied is:

The value of van der Waals constant a for the gases O_(2) , N_(2) , NH_(3) , and CH_(4) are 1.360 , 1.390 , 4.170 , and 2.253 L^(2) atm mol^(-2) , respectively. The gas which can most easily be liquefied is

The Vander Waal’s constant ‘a’ for the gases O_(2), N_(2), NH_(3) and CH_(4) are 1.3, 1.390, 4.170 and 2.253 l^(2)"atm" "mol"^(-2) respectively. The gas which can be most easily liquefied is

The values of Vander waals constant a for the gases N_(2),CO_(2) and CH_(4) are 1.390, 3.640 and 2.2253L^(2) atm mol^(-2) respectively. The gas which can be most easily be liquified is,