Properties of ruthenium atoms

Ionisation Energies and electron affinity

The electron affinity of ruthenium is 101.3  kJ mol-1. The ionisation energies of ruthenium are given below.

Ionisation energy number Enthalpy /kJ mol-1
1st 710.2
2nd 1620
3rd 2747

Ionisation energies of Ru

Electronic configuration

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

Pointer to The Orbitron gallery of orbitals.

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

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ruthenium atomic number