Bromine vs Zirconium

PropertyBr BromineZr Zirconium
Atomic number3540
SymbolBrZr
NameBromineZirconium
Categoryhalogentransition-metal
Standard Atomic Weight79.904 u91.224 u
Period45
Group174
Blockps
Phase at STPliquidsolid
Electron configuration[Ar]4s23d104p5[Kr]5s24d2
Oxidation states[-1, 1, 2, 3, 4, 5, 7][1, 2, 3, 4]
Electronegativity (Pauling)2.961.33
Electron affinity3.3635 eV0.426 eV
Density3102.8 kg/m³6520 kg/m³
Melting point-7.2 °C1854.85 °C
Boiling point58.8 °C4408.85 °C
Discovery year18251789