carbon

                                                
 * Carbon **

Room Temperature State: Solid  Meaning: Carbos, Latin for coal Uses: Coal  Diamonds  Mixed with iron to make steel  Graphite for pencils Can conduct electricity Biological role: Part of atmosphere Stars Comets  Rocks  Carbon Dioxide Discovery: Ancient Physical: Softest form is graphite  Hardest form is Diamond     Boiling Point is 4827 C°/ 8271 F°  Density is 2.26g/cc Compounds: hydrocarbons, carbohydrates , lipids , proteins , and DNA Isotopes: carbon 12, 13, and 14 Ions:  MeV µ−1   