Tellurium (Te) — Element 52

52 Te 127.6

Tellurium

Element 52 · 127.6 u · p-block

metalloid

A rare metalloid used in solar panels and thermoelectric devices. Gives garlic breath to anyone who handles it.

Phase (STP)

Solid

Melting Point

449.51 °C

Boiling Point

988 °C

Density

6.232 g/cm³

Electronegativity

2.1

Atomic Radius

140 pm

Ionization Energy

869 kJ/mol

Electron Affinity

190 kJ/mol

Discovered

1783 · Franz-Joseph Muller von Reichenstein

Electron Configuration

[Kr] 4d10 5s2 5p4