Chromium vs Livermorium

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PropertyCr ChromiumLv Livermorium
Atomic number24116
SymbolCrLv
NameChromiumLivermorium
Categorytransition-metalpost-transition-metal
Standard Atomic Weight51.9961 u293 u
Period47
Group616
Blocksp
Phase at STPsolidsolid
Electron configuration[Ar]3d54s1[Rn] 7s2 7p4 5f14 6d10(predicted)
Oxidation states[-4, -2, -1, 0, 1, 2, 3, 4, 5, 6][-2, 2, 4]
Electronegativity (Pauling)1.66N/A
Electron affinity0.675 eV0.7 eV
Density7150 kg/m³1.290000e+4 kg/m³
Melting point1906.85 °C506.85 °C
Boiling point2670.85 °C861.85 °C
Discovery year17972000