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 number | 67 |
| Group | IIIA |
| Period | 6 |
| Mass | 164.93031 |
| Latin name | Holmium |
| Electron configuration | [Xe]4f11 6s2 |
| Oxidation state | 0, 1, 2, 3 |