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Chemical element: Carbon (C)
| Atomic Number: | 6 |
| Element Symbol: | C |
| Element Name: | Carbon |
| Atomic Weight: | 12.0107 |
| Group Number: | 14 |
| Group Name: | none |
| Period Number: | 2 |
| Block: | p-block |
| Ground State Configuration: | 1s2 2s2 2p2 |
| Ground State Level: | 3P0 |
| Standard State: | Solid |
| Common Valences: | 4 |
| Bond Length: | 142.6 (graphite) |
| Atomic Radius Empirical: | 70 |
| Atomic Radius Calculated: | 67 |
| Covalent Radius Empirical: | 77 |
| Vander Waals Radius: | 170 |
| Electron Affinity: | 153.9 |
| First Ionization Energy: | 1086.5 |
| Pauling Electronegativity: | 2.55 |
| Sanderson Electronegativity: | 2.75 |
| Allred Rochow Electronegativity: | 2.50 |
| Mulliken Jaffe Electronegativity: | 2.48 |
| Allen Electronegativity: | 2.544 |
| Density Of Solid: | 2267 |
| Molar Volume: | 5.29 |
| Velocity Of Sound: | 18350 |
| Bulk Modulus: | 33 |
| Mineral Hardness: | 0.5 (graphite; diamond is 10.0) |
| Electrical Resistivity: | about 1000 - direction dependent |
| Reflectivity: | 27 |
| Refractive Index: | 2.417 (diamond) |
| Melting Point: | 3527 |
| Boiling Point: | 4027 |
| Thermal Conductivity: | 140 |
| Coefficient Of Linear Expansion: | 7.1 |
| Enthalpy Of Vaporization: | 715 (sublimation) |
| Enthalpy Of Atmization: | 717 |
| Most Common Oxidation Numbers: | 4,-4 |
| Color: | Graphite is black, diamond is colourless |
| Classification: | Non-metallic |
| Discovered By: | Known since ancient times although not recognised as an element until much later. |
| Discovered At: | not known |
| Origin Of Name: | From the Latin word carbo meaning charcoal |
Calculate the molecular weight of Carbon or molecular weight C.
Also see the full list of chemical elements and atomic weights.
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