Samarium
Samarium, Sm, is a metallic element, which is found in the lanthanide
series of inner transition metals in
Group IIIa of the periodic table.
- Atomic Number : 62
- Relative Atomic Mass : 150.4
Discovery
Samarium was discovered by Lecoq de Boisbaudran in 1879 AD.
Occurrence
Samarium occurs in samarskite and in the rare earth ores.
Properties
Samarium is a bright lustrous metal, which is stable in air.
Uses
Samarium, Sm, is used in permanent magnets.
Samarium, Sm, is used in optics to absorb IR radiation.
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