Cadmium

Properties of cadmium atoms

Ionisation Energies and electron affinity

The electron affinity of cadmium is 0  kJ mol^-1. The ionisation energies of cadmium are given below.

Electronic configuration

The following represents the electronic configuration and its associated term symbol for the ground state neutral gaseous atom. The configuration associated with cadmium in its compounds is not necessarily the same.

• Ground state electron configuration:  [Kr].4d¹⁰.5s²
• Shell structure:  2.8.18.18.2
• Term symbol:   ¹S₀

A schematic representation of the shell structure of cadmium - not what the atom of cadmium "looks like".

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