Nitrogen vs Cesium

PropertyN NitrogenCs Cesium
Atomic number755
SymbolNCs
NameNitrogenCesium
Categorynonmetalalkali-metal
Standard Atomic Weight14.006855 u132.905452 u
Period26
Group151
Blockss
Phase at STPgassolid
Electron configuration2s2.2p3[Xe]6s1
Oxidation states[-3, -2, -1, 0, 1, 2, 3, 4, 5][-1, 1]
Electronegativity (Pauling)3.040.79
Electron affinity-0.07 eV0.4716 eV
Density1.2506 kg/m³1930 kg/m³
Melting point-210 °C28.44 °C
Boiling point-195.79 °C670.85 °C
Discovery year17721860