Which of the following statements concerning molecular orbital (MO) theory is FALSE?
◦ The number of MOs formed equals the number of atomic orbitals combined.
◦ Any set of MOs from 2 atomic orbitals involves 1 bonding and 1 antibonding orbital.
◦ Electrons normally enter the lowest energy MO available to them.
◦ No more than two electrons can enter a particular MO.
◦ Electrons enter MOs of identical energies in pairs before any enter singly.