Gallium

Properties of gallium atoms

Ionisation Energies and electron affinity

The electron affinity of gallium is 28.9  kJ mol^-1. The ionisation energies of gallium 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 gallium in its compounds is not necessarily the same.

• Ground state electron configuration:  [Ar].3d¹⁰.4s².4p¹
• Shell structure:  2.8.18.3
• Term symbol:   ²P_1/2

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

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