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How to compare 'a' (vander wall’s constant) of CH4, O2 and H2 ?

How to compare 'a' (vander wall’s constant) of
CH4, O2 and H2 ?

Grade:12

1 Answers

suvidhi mehta
292 Points
5 years ago
A is the measure of attractive forces present in a molecule. As CH4 has has kesom forces (weak dipole dipole attractions),O2 and H2 has london dispersion forces(instantaneous dipole induced dipole forces) so order is
CH4 is greatest then O2 and least in H2.
Hope its correct and helps u. 

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