Yttrium

Properties of yttrium atoms

The electron affinity of yttrium is 29.6  kJ mol^-1.

Ionisation Energies

This section includes ionisation energies of yttrium.

Electronic configuration

The following represents the electronic configuration and its associated term symbol for the ground state neutral gaseous atom. The configuration associated with yttrium in its compounds is not necessarily the same.

• Ground state electron configuration:  [Kr].4d¹.5s²
• Shell structure:  2.8.18.9.2
• Term symbol:   ²D_3/2

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

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