Boron vs Tin

PropertyB BoronSn Tin
Atomic number550
SymbolBSn
NameBoronTin
Categorymetalloidpost-transition-metal
Standard Atomic Weight10.8135 u118.71 u
Period25
Group1314
Blockpp
Phase at STPsolidsolid
Electron configuration[He]2s22p1[Kr]5s24d105p2
Oxidation states[-5, -1, 0, 1, 2, 3][-4, -3, -2, -1, 0, 1, 2, 3, 4]
Electronegativity (Pauling)2.041.96
Electron affinity0.27972 eV1.112 eV
Density2370 kg/m³7287 kg/m³
Melting point2074.85 °C231.93 °C
Boiling point3999.85 °C2601.85 °C
Discovery year1808N/A