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Sn

Tin

50118.71
General Information
  • Melting Point: 505 K (232°C)
  • Boiling Point: 2875 K (2602°C)
  • Type of Substance: Post-Transition Metal
  • Year of Discovery: 3000 BC
Electrons and Ionisation
  • Electron Configuration: [Kr] 4d10 5s2 5p2
  • Electrons Per Shell: 2, 8, 18, 18, 4
  • Oxidation States: 4, 3, 2, 1, −1, −2, −3, −4
  • Electronegativity: 1.96
History

Tin was known to the ancients and is mentioned in the Old Testament. Early metal workers found it too soft for most purposes but mixed with copper it gives the alloy bronze, of Bronze Age fame.

Engineering
  • Resistivity: 115  nΩ·m
  • Poisson Ratio: 0.36
  • Magnetism: Diamagnetic
  • Young's Modulus: 50 GPa
  • Shear Modulus: 18 GPa
  • Bulk Modulus: 58 GPa
  • Brinell Hardness: 50 - 440 MPa
  • Thermal Expansion: 22×10-6 K-1
  • Thermal Conductivity: 66.8 W/m·K