Indium vs Barium

PropertyIn IndiumBa Barium
Atomic number4956
SymbolInBa
NameIndiumBarium
Categorypost-transition-metalalkaline-earth-metal
Standard Atomic Weight114.818 u137.327 u
Period56
Group132
Blockps
Phase at STPsolidsolid
Electron configuration[Kr]5s24d105p1[Xe]6s2
Oxidation states[-5, -2, -1, 0, 1, 2, 3][1, 2]
Electronegativity (Pauling)1.780.89
Electron affinity0.3 eV0.1447 eV
Density7310 kg/m³3620 kg/m³
Melting point156.6 °C726.85 °C
Boiling point2071.85 °C1896.85 °C
Discovery year18631808