Which are responsible for liquefaction of `H_(2)`-

Which forces of attraction are responsible for liquefaction of H_(2) ?

Which forces of attraction are responsible for liquefaction of H_(2) ?

Which interactions are responsible for the liquefaction of helium gas?

Which interactions are responsible for the liquefaction of helium gas?

What are the two factors responsible for the liquefaction of gases ?

Liquefaction of Gases

Some properties of sulphuric acid are listed below. Choose the property A, B, C or D which is responsible for the reaction: CuO +H_2SO_4 rarr CuSO_4 + H_2O

Some properties of sulphuric acid are listed below. Choose the role played by sulphuric acid as A, B, C, or D which is responsible for the reactions. MgO + H_2SO_4 rarr MgSO_4 + H_2O