Tin

Basic Information Crystal Structure Isotope Facts Related Links


Basic Data

Symbol: Sn
Atomic Number: 50
Atomic weight: 118.69u
Melting Point: 505.06K
Boiling Point: 2876K
Number of Protons/Electrons: 50
Number of Neutrons: 69
Classification: Metal
Crystal Structure: Tetragonal
Density at 293 K: 7.3g/mL
Color: White
Bonding radius: 1.41A
Atomic radius: 1.72A
Ionization Potential: 7.344V
Electronegativity: 1.96
Heat of vaporization: 295.8kJ/mol
Heat of fusion: 7.029kJ/mol
Specific heat: 0.227J/gK
Electron configuration: [Kr]4d105s25p2



Crystal Structure


Isotopes

Isotope Half Life
Sn112 Stable
Sn113 115.1 days
Sn114 Stable
Sn115 Stable
Sn116 Stable
Sn117 Stable
Sn117m 13.6 days
Sn118 Stable
Sn119 Stable
Sn119m 293 days
Sn120 Stable
Sn121 1.12 days
Sn121m 55 years
Sn122 Stable
Sn123 129.2 days
Sn123m 40.1 minutes
Sn124 Stable
Sn125 9.63 days
Sn125m 9.5 minutes
Sn126 100000 years


Facts

Date of Discovery: Ancients
Discoverer:
Uses: Coating for steel cans
Obtained From: Ore cassiterite


Related Links