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An Intiative by Sri Chaitanya
a
Be2 is not a stable molecule
b
He2 is not stable but He2+ is expected to exist
c
Bond strength of N2 is maximum amongst the homonuclear diatomic molecules belonging to the second period
d
The order of energies of molecular orbitals in N2 molecule is σ2s<σ*2s<σ2pz<π2px≃π2py<π*2px≃π*2py>σ*2pz
answer is D.
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