Arsenic vs Tin

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PropertyAs ArsenicSn Tin
Atomic number3350
SymbolAsSn
NameArsenicTin
Categorymetalloidpost-transition-metal
Standard Atomic Weight74.921595 u118.71 u
Period45
Group1514
Blockpp
Phase at STPsolidsolid
Electron configuration[Ar]4s23d104p3[Kr]5s24d105p2
Oxidation states[-3, -2, -1, 0, 1, 2, 3, 4, 5][-4, -3, -2, -1, 0, 1, 2, 3, 4]
Electronegativity (Pauling)2.181.96
Electron affinity0.81 eV1.112 eV
Density5776 kg/m³7287 kg/m³
Melting point816.85 °C231.93 °C
Boiling point613.85 °C2601.85 °C
Discovery year1250N/A