Chlorine

Properties of chlorine atoms

Ionisation Energies and electron affinity

The electron affinity of chlorine is 349.0  kJ mol^-1. The ionisation energies of chlorine 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 chlorine in its compounds is not necessarily the same.

• Ground state electron configuration:  [Ne].3s².3p⁵
• Shell structure:  2.8.7
• Term symbol:   ²P_3/2

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

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