Bromine

Properties of bromine atoms

Ionisation Energies and electron affinity

The electron affinity of bromine is 324.6  kJ mol^-1. The ionisation energies of bromine 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 bromine in its compounds is not necessarily the same.

• Ground state electron configuration:  [Ar].3d¹⁰.4s².4p⁵
• Shell structure:  2.8.18.7
• Term symbol:   ²P_3/2

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

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