Which of the Following Is Not True of Molecular Orbitals

question 20

Multiple Choice

Which of the following is not true of molecular orbitals

• A) The number of molecular orbitals formed is always equal to the number of atomic orbitals combined.
• B) A molecular orbital can accommodate up to two electrons.
• C) When electrons are added to orbitals of the same energy, the most stable arrangement is predicted by Hund's rule.
• D) Low-energy molecular orbitals fill before high-energy molecular orbitals fill.
• E) For any substance, the number of electrons in molecular orbitals is equal to the sum of all the valence electrons on the bonding atoms.