Zinc vs Zirconium

PropertyZn ZincZr Zirconium
Atomic number3040
SymbolZnZr
NameZincZirconium
Categorytransition-metaltransition-metal
Standard Atomic Weight65.38 u91.224 u
Period45
Group124
Blockss
Phase at STPsolidsolid
Electron configuration[Ar]4s23d10[Kr]5s24d2
Oxidation states[-2, 0, 1, 2][1, 2, 3, 4]
Electronegativity (Pauling)1.651.33
Electron affinity-0.6 eV0.426 eV
Density7134 kg/m³6520 kg/m³
Melting point419.53 °C1854.85 °C
Boiling point906.85 °C4408.85 °C
Discovery year17461789