Element Samarium (Sm)

Atomic number 62 · lanthanide · Atomic mass 150.36 u

Atomic Mass
150.3600 u
Element Properties
Atomic Number 62
Atomic Mass 150.3600 u
Category lanthanide / 镧系元素
Group
Period 6
Block F
Electron Configuration [Xe] 4f⁶ 6s²
Electronegativity (Pauling) 1.17
Phase at STP Solid
Density 7.52 g/cm³
Year Discovered 1879

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