Potassium vs Moscovium

PropertyK PotassiumMc Moscovium
Atomic number19115
SymbolKMc
NamePotassiumMoscovium
Categoryalkali-metalpost-transition-metal
Standard Atomic Weight39.0983 u289 u
Period47
Group115
Blocksp
Phase at STPsolidsolid
Electron configuration[Ar]4s1[Rn] 7s2 7p3 5f14 6d10(predicted)
Oxidation states[-1, 1][1, 3]
Electronegativity (Pauling)0.82N/A
Electron affinity0.5014 eV0.3 eV
Density890 kg/m³1.350000e+4 kg/m³
Melting point63.38 °C396.85 °C
Boiling point758.85 °C1126.85 °C
Discovery year18072004