What is Thulium? ; Thulium Atomic Number and Electronic Configuration ; Properties of Thulium ; Applications of Thulium ; Effects on Health ; Thulium: Summary in Tabular Form ;
and Thulium: References
Thulium is a rare earth metal that is silvery white in color. It has a atomic number of 69 and an electronic configuration of [Xe]4f145d16s2. It is a soft metal that is easily cut with a knife. It has a boiling point of 2,564 °C and a melting point of 1,539 °C. It is a good conductor of heat and electricity. It has a density of 9.3 g/cm3. It is used in lasers, optical fibers, and medical applications. It is toxic and can cause skin irritation.