The Periodic Table of Elements
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66
Dy
Dysprosium
Summary
Dysprosium is a chemical element with the symbol Dy and atomic number 66. It is a rare earth element with a metallic silver luster. Dysprosium is never found in nature as a free element, though it is found in various minerals, such as xenotime.
Block: f
Period: 6
Group: 3
Atomic Mass: 162.5 g/mol (amu)
Discovered By: Lecoq de Boisbaudran
Phase: Solid
Boiling Point: 2840 K
Melting Point: 1680 K
Type: lanthanide
Density: 8.54 g/cm3
Electron Configuration: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f10
Electron Configuration (Semantic): [Xe] 4f10 6s2