Element: Tin (Sn)

Element (Atom) NameTin
Physical state at room temperatureSolid
Element ClassificationMetal
Group NamePost-transition metal (Ref: Pubchem-50)
Period Number (Periodic table) 5
Group number (Periodic table)14
Atomic number50
Atomic weight118.710 (Ref: Jlab-ele050, ciaaw-tin, Nist-50)
118.7 (Ref: Lanl-50)
Atomic Radius217 pm (Van der Waals) (Ref: Lanl-50)
Density7.287 g/cm3 (Ref: Jlab-ele050)
Melting point231.93°C (Ref: Jlab-ele050, Lanl-50)
Boiling point2602°C (Ref: Jlab-ele050, Lanl-50)
Electron shell configuration1s2 
2s2 2p6 
3s2 3p6 3d10 
4s2 4p6 4d10 
5s2 5p2
Oxidation States+4, +2 (Ref: Jlab-ele050)
4, 3, 2, 1, −1, −2, −3, −4 ​(an amphoteric oxide) (Ref: Lanl-50)
Ionization Energy7.344 eV (Ref: Jlab-ele050)
7.343918 eV (Ref: Nist-50)
Number of Stable Isotopes8
InChIInChI=1S/Sn (Ref: Pubchem-50)


  • Jlab-ele050: https://education.jlab.org/itselemental/ele050.html
  • Lanl-50: https://periodic.lanl.gov/50.shtml
  • ciaaw-tin: https://www.ciaaw.org/tin.htm
  • Nist-50 : https://physics.nist.gov/cgi-bin/Elements/elInfo.pl?element=50
  • Pubchem-50: https://pubchem.ncbi.nlm.nih.gov/element/50
  • science.co.il: https://www.science.co.il/elements/

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