Name: Holmium

Atomic Symbol and Mass Number: Ho [67]

Electron Configuration: [Xe] 4f   6s

Atomic Radii: 176 pm

Electron Affinity: 50 kJ mol‑1

Oxidation States: +3, +2, +1

Electronegativity Value: 1.23

Elemental Group: Lanthanide

Uses and Properties:

• Like other rare earth elements, holmium is a silvery metal that is soft, ductile, and malleable. 

• It is stable in dry air at room temperature. 

• Holmium alloys are used as a magnetic flux concentrator to create the strongest artificially-generated magnetic fields.

• It is also used in nuclear reactors for nuclear control rods. 

• Holmium oxide is used as yellow gas coloring.

 

Lewis Diagram: