Out of `O_2` and `N_2` molecules which is expected to have greater bond energy? Explain why it is so.

Out of 'H-H' and 'Cl-Cl' bonds, which is expected to have higher bond enthalpy and why?

Out of NH_3 and N_2 , which one will have greater value of the van dar Waal's constant 'a'

What is the fraction of molecules having energy equal to or greater than activation energy Ea. What is this quantity called?

Which is expected to be more stable, O_2 NCH_2CH_2O or CH_3CH_2O and why?

Write the molecular orbital electronic configuration of N_2 and O_2 molecules. Compare the stability and magnetic behaviour of these molecules on the basis of MO theory.

Among NH_3, H_2O and HF which would you expect to have highest magnitude of hydrogen bonding? Why?

Which of the following does not have N-N bond?