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KVPY2020ChemistryChemical Bonding and Molecular Structure

If an extra electron is added to the hypothetical molecule C 2 , this extra electron will occupy the molecular orbital:-

Options

  1. Aπ 2 P *
  2. Bπ 2 P
  3. Cσ 2 P *
  4. Dσ 2 P

Correct answer

D. σ 2 P

Step-by-step solution

Configuration of C 2 σ 1   s 2 σ 1   s * 2 σ 2   s 2 σ 2   s * 2 π 2 px 2 = π 2 py 2 σ 2 pz an extra electron added to the σ 2 p of the above configuration.

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