Difference between revisions of "Carbon"
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Revision as of 17:34, May 18, 2007
| Carbon | |
|---|---|
| Properties | |
| Atomic symbol | C |
| Atomic number | 6 |
| Classification | Non-metal |
| Atomic mass | 12 amu |
| Other Information | |
| Date of discovery | Carbon has been known since ancient times. |
| Name of discoverer | Unknown |
| Name origin | From the Latin carbo. |
| Uses | Steel, filters. |
| Obtained from | Incomplete combustion. |
It has been suggested that the C-14 decay rate varies proportionately with the age of the universe, and if that age is, say 5,000 years rather than 10 billion years, then the C-14 decay rate could have been many orders of magnitude larger a thousand years ago. [1]