Connecting Chemistry


Atomic symbol: Ho
Atomic number: 67
Atomic mass: 164.93

Appearance: Silvery white solid at 25°C

Group: N/a Period: 6
Series: Lanthanides
Block: f
Electron configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 5s² 5p⁶ 4f¹¹ 6s²

Ductile and malleable.

Used in lasers, magnetic, and in nuclear control rods.

Fun Facts! Holmium has magnetic properties, including the highest magnetic moment of all naturally occurring elements.