Tulio

Thulium is a chemical element with symbol Tm and atomic number 69. It is the thirteenth and antepenultimate (third-last) element in the lanthanide series. Like the other lanthanides, the most common oxidation state is +3, seen in its oxide, halides and other compounds.

Properties

• Phase: Solid
• Density: 9.32 g/cm³
• Melting Point: 1818 K
• Boiling Point: 2223 K

Uses