Ununtrium

Properties of ununtrium atoms

Ionisation Energies and electron affinity

The electron affinity of ununtrium is no data  kJ mol^-1. The ionisation energies of ununtrium 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 ununtrium in its compounds is not necessarily the same.

• Ground state electron configuration:  [Rn].5f¹⁴.6d¹⁰.7s².7p¹ (a guess based upon that of thallium)
• Shell structure:  2.8.18.32.32.18.3
• Term symbol:   ²P_1/2 (a guess based upon guessed electronic structure)

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

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