Zinc vs Berkelium

PropertyZn ZincBk Berkelium
Atomic number3097
SymbolZnBk
NameZincBerkelium
Categorytransition-metalactinide
Standard Atomic Weight65.38 u247 u
Period47
Group12N/A
Blockss
Phase at STPsolidsolid
Electron configuration[Ar]4s23d10[Rn]7s25f9
Oxidation states[-2, 0, 1, 2][2, 3, 4, 5]
Electronegativity (Pauling)1.651.3
Electron affinity-0.6 eV-0.5 eV
Density7134 kg/m³1.400000e+4 kg/m³
Melting point419.53 °C1049.85 °C
Boiling point906.85 °C-273.15 °C
Discovery year17461949