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MHT CET202012 Oct 2020Morning ShiftChemistryChemical Bonding and Molecular StructureActual

H ₂ molecule is more stable than Li ₂ molecule, because

Options

  1. AIn H ₂ molecule ₁₅ molecular orbitals are shielded by electrons.
  2. BIn H ₂ bond order is one.
  3. CIn Li ₂ molecule _ 1 ~s molecular orbitals are shielded by electrons.
  4. DIn Li ₂ molecule, outer _ 2 ~s molecular orbitals are shielded by the inner electrons.

Correct answer

D. In Li ₂ molecule, outer _ 2 ~s molecular orbitals are shielded by the inner electrons.

Step-by-step solution

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