Potassium vs Tennessine

PropertyK PotassiumTs Tennessine
Atomic number19117
SymbolKTs
NamePotassiumTennessine
Categoryalkali-metalhalogen
Standard Atomic Weight39.0983 u294 u
Period47
Group117
Blocksp
Phase at STPsolidsolid
Electron configuration[Ar]4s1[Rn] 7s2 7p5 5f14 6d10(predicted)
Oxidation states[-1, 1][-1, 1, 3, 5]
Electronegativity (Pauling)0.82N/A
Electron affinity0.5014 eV1.8 eV
Density890 kg/m³7200 kg/m³
Melting point63.38 °C549.85 °C
Boiling point758.85 °C609.85 °C
Discovery year18072010