Orbital energy-level diagram for every element up to krypton. Electrons fill shells, sub-shells and orbitals according to the Aufbau principle and Hund's rule, including the awkward cases. Ions can be built by adding or removing electrons.
Orbital energy-level diagram for every element up to krypton. Electrons fill shells, sub-shells and orbitals according to the Aufbau principle and Hund's rule, including the awkward cases. Ions can be built by adding or removing electrons.