Ho
Holmium

Holmium is a rare earth metal from the periodic table. It is a silvery-white metallic element that is relatively soft and malleable. Holmium is used in some alloys and as a dopant in laser crystals. It can also be used as a source of green light in specialized applications.

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Atomic number67
GroupIIIA
Period6
Mass164.93031
Latin nameHolmium
Electron configuration[Xe]4f11 6s2
Oxidation state0, 1, 2, 3