50Sn
Tin
주석 · スズ
Post-transition
Atomic number50
ElementSn — Tin
Atomic mass118.71
CategoryPost-transition
Group14
Period5
Electron config[Kr] 4d10 5s2 5p2
Shells2,8,18,18,4
State (RT)Solid
Melting pt232°C
Boiling pt2602°C
Electronegativity1.96
DiscoveredAncient
Main usesSolder, tin plating, bronze
2 · 8 · 18 · 18 · 4