Arsenic vs Xenon

PropertyAs ArsenicXe Xenon
Atomic number3354
SymbolAsXe
NameArsenicXenon
Categorymetalloidnoble-gas
Standard Atomic Weight74.921595 u131.293 u
Period45
Group1518
Blockpp
Phase at STPsolidgas
Electron configuration[Ar]4s23d104p3[Kr]5s24d105p6
Oxidation states[-3, -2, -1, 0, 1, 2, 3, 4, 5][0, 2, 4, 6, 8]
Electronegativity (Pauling)2.182.6
Electron affinity0.81 eV-0.8 eV
Density5776 kg/m³5.887 kg/m³
Melting point816.85 °C-111.79 °C
Boiling point613.85 °C-108.1 °C
Discovery year12501898