Dysprosium

Lanthanide

Symbol: Dy

Atomic Number: 66

Standard State: Solid

Atomic Mass: 162.5

Electron Configuration: [Xe]6s2 4f10

Electronegativity: 1.22

Atomic Radius: 229

Ionization Energy: 5.939

Melting Point: 1685

Boiling Point: 2840

Density: 8.55

Year Discovered: 1886