Cobalt

Properties of cobalt atoms

Ionisation Energies and electron affinity

The electron affinity of cobalt is 63.7  kJ mol^-1. The ionisation energies of cobalt 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 cobalt in its compounds is not necessarily the same.

• Ground state electron configuration:  [Ar].3d⁷.4s²
• Shell structure:  2.8.15.2
• Term symbol:   ⁴F_9/2

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

WebElements Shop

WebElements now has a WebElements shop at which you can buy periodic table posters, mugs, T-shirts, games, molecular models, and more.