Manganese vs Nihonium

← Back to Periodic Table
PropertyMn ManganeseNh Nihonium
Atomic number25113
SymbolMnNh
NameManganeseNihonium
Categorytransition-metalpost-transition-metal
Standard Atomic Weight54.938044 u286 u
Period47
Group713
Blocksp
Phase at STPsolidsolid
Electron configuration[Ar]4s23d5[Rn] 5f14 6d10 7s2 7p1(predicted)
Oxidation states[-3, -1, 0, 1, 2, 3, 4, 5, 6, 7]N/A
Electronegativity (Pauling)1.55N/A
Electron affinity-0.5 eV0.6 eV
Density7300 kg/m³1.600000e+4 kg/m³
Melting point1245.85 °C426.85 °C
Boiling point2060.85 °C1156.85 °C
Discovery year17742004