50
Sn
118.71
Tin
Element 50 · 118.71 u · p-block
post transition
One of the earliest metals used by humans (Bronze Age). Used in solder, tin cans, and bronze alloy.
Phase (STP)
Solid
Melting Point
231.93 °C
Boiling Point
2602 °C
Density
7.287 g/cm³
Electronegativity
1.96
Atomic Radius
145 pm
Ionization Energy
709 kJ/mol
Electron Affinity
107 kJ/mol
Discovered
Ancient · Known since antiquity
Electron Configuration
[Kr] 4d10 5s2 5p2
Electron Orbitals
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