Germanium vs Cesium

PropertyGe GermaniumCs Cesium
Atomic number3255
SymbolGeCs
NameGermaniumCesium
Categorymetalloidalkali-metal
Standard Atomic Weight72.63 u132.905452 u
Period46
Group141
Blockps
Phase at STPsolidsolid
Electron configuration[Ar]4s23d104p2[Xe]6s1
Oxidation states[-4, -3, -2, -1, 0, 1, 2, 3, 4][-1, 1]
Electronegativity (Pauling)2.010.79
Electron affinity1.232 eV0.4716 eV
Density5323.4 kg/m³1930 kg/m³
Melting point938.25 °C28.44 °C
Boiling point2832.85 °C670.85 °C
Discovery year18861860