Carbon vs Iodine

PropertyC CarbonI Iodine
Atomic number653
SymbolCI
NameCarbonIodine
Categorynonmetalhalogen
Standard Atomic Weight12.0106 u126.90447 u
Period25
Group1417
Blockpp
Phase at STPsolidsolid
Electron configuration[He]2s22p2[Kr]5s24d105p5
Oxidation states[-4, -3, -2, -1, 0, 1, 2, 3, 4][-1, 1, 2, 3, 4, 5, 6, 7]
Electronegativity (Pauling)2.552.66
Electron affinity1.2621 eV3.059 eV
Density2267 kg/m³4930 kg/m³
Melting point3549.85 °C113.7 °C
Boiling point3824.85 °C184.4 °C
Discovery year17971811