Tellurium

Metalloid

Symbol: Te

Atomic Number: 52

Standard State: Solid

Atomic Mass: 127.6

Electron Configuration: [Kr]5s2 4d10 5p4

Electronegativity: 2.1

Atomic Radius: 206

Ionization Energy: 9.01

Melting Point: 722.66

Boiling Point: 1261

Density: 6.232

Year Discovered: 1782