Boron vs Zinc

PropertyB BoronZn Zinc
Atomic number530
SymbolBZn
NameBoronZinc
Categorymetalloidtransition-metal
Standard Atomic Weight10.8135 u65.38 u
Period24
Group1312
Blockps
Phase at STPsolidsolid
Electron configuration[He]2s22p1[Ar]4s23d10
Oxidation states[-5, -1, 0, 1, 2, 3][-2, 0, 1, 2]
Electronegativity (Pauling)2.041.65
Electron affinity0.27972 eV-0.6 eV
Density2370 kg/m³7134 kg/m³
Melting point2074.85 °C419.53 °C
Boiling point3999.85 °C906.85 °C
Discovery year18081746