Atomic Number 6     Atomic Mass 12.011     State solid    Color colorless     

Electronegativity 2.55     Density diamond 3.51 g/mL     Density graphite 2.25 g/mL

Natural Isotopes C-12 98.90%   C-13 1.10%

Abbreviated Electron Configuration [He] 2s² 2p²

Known since BC