Boron vs Tennessine

PropertyB BoronTs Tennessine
Atomic number5117
SymbolBTs
NameBoronTennessine
Categorymetalloidhalogen
Standard Atomic Weight10.8135 u294 u
Period27
Group1317
Blockpp
Phase at STPsolidsolid
Electron configuration[He]2s22p1[Rn] 7s2 7p5 5f14 6d10(predicted)
Oxidation states[-5, -1, 0, 1, 2, 3][-1, 1, 3, 5]
Electronegativity (Pauling)2.04N/A
Electron affinity0.27972 eV1.8 eV
Density2370 kg/m³7200 kg/m³
Melting point2074.85 °C549.85 °C
Boiling point3999.85 °C609.85 °C
Discovery year18082010