52Te
Tellurium
텔루륨 · テルル
Metalloid
Atomic number52
ElementTe — Tellurium
Atomic mass127.6
CategoryMetalloid
Group16
Period5
Electron config[Kr] 4d10 5s2 5p4
Shells2,8,18,18,6
State (RT)Solid
Melting pt450°C
Boiling pt988°C
Electronegativity2.1
Discovered1782
Main usesSolar panels, alloys
2 · 8 · 18 · 18 · 6