Subscription Info   Newsletter   Site Demo   Librarians   Help/FAQs   About   Contact Us    Search Options   Log In

< Back Tin  SEE PERIODIC TABLE   SEE FULL ARTICLE Atomic Number 50 Atomic Symbol Sn Atomic Weight 118.710 amu Group Other Metal, 14 Form Solid Density @ STP 7.265 g/cm3 Melting Point 231.93 °C (449.474 °F, 505.08 °K) Boiling Point 2602 °C (4715.6 °F, 2875.15 °K) Heat of Fusion 7.03 kJ/mol Heat of Vaporization 290 kJ/mol First Ionization Potential 7.34381 eV Electronegativity (on Pauling scale) 1.96 Specific Heat Capacity 0.228 J/g K Ground State Electron Configuration 5p2 Oxidation States +2, +4 Stable Isotopes and Natural Abundance on Earth 112Sn, 0.97%; 114Sn, 0.65%; 115Sn, 0.34%; 116Sn, 14.53%; 117Sn, 7.68%; 118Sn, 24.23%; 119Sn, 8.59%; 120Sn, 32.59%; 122Sn, 4.63%; 124Sn, 5.79% Selected Radioisotopes 113Sn, 117Sn Atomic Radius 145 pm Crystal Structure Tetragonal

Copyright ©2008 The McGraw-Hill Companies. All rights reserved. Any use is subject to the Terms of Use and Privacy Notice. Additional credits and copyright information.