Properties of europium atoms

Ionisation Energies and electron affinity

The electron affinity of europium is 50  kJ mol-1. The ionisation energies of europium are given below.

Ionisation energy number Enthalpy /kJ mol-1
1st 547.1
2nd 1085
3rd 2404
4th 4120

Ionisation energies of Eu

Electronic configuration

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

Pointer to The Orbitron gallery of orbitals.

Kossel shell structure of Eu
A schematic representation of the shell structure of europium - not what the atom of europium "looks like".

WebElements Shop

WebElements now has a WebElements shop at which you can buy periodic table posters, mugs, T-shirts, games, fridge magnets, molecular models, and more.

Periodic Table fridge magnets Periodic Table fridge magnets
Buy our periodic table fridge magnets here

WebElements poster Periodic table t-shirts Periodic table mouse mats Molymod molecular model kits Chemistry educational resources

europium atomic number