Which of the following diatomic molecular species has only bonds according to Molecular Orbital Theory ?

Question

Which of the following diatomic molecular species has only  bonds according to Molecular Orbital Theory ?

Canvas Classes · Accepted Answer

🧠 The "Aha!" Moment
Standard logic says you need a  bond as the "floor" before you can build a  "ceiling." However, Molecular Orbital Theory (MOT) reveals a rare exception where the highest energy electrons are both in  orbitals, with the  level being empty or cancelled out.

🗺️ The MOT Evidence
1. The Molecule: : Carbon has  electrons, so  has 12 electrons.
2. Configuration:
   
3. Bond Order Analysis: 
   - Core electrons cancel out ().
   - The final set of  electrons are all in the  bondin

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