Difference between revisions of "Helium"
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Helium is the second element on the [[periodic table of elements]]. It is also the second most abundant element in the universe, after [[hydrogen]]. Helium is created by [[nuclear fusion]] in the center of stars. | Helium is the second element on the [[periodic table of elements]]. It is also the second most abundant element in the universe, after [[hydrogen]]. Helium is created by [[nuclear fusion]] in the center of stars. | ||
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Revision as of 21:25, March 25, 2007
| Helium | |
|---|---|
| Properties | |
| Atomic symbol | He |
| Atomic number | 2 |
| Classification | Nobel Gas |
| Atomic mass | 4.0026 amu |
| Other Information | |
| Date of discovery | August 18, 1868 |
| Name of discoverer | Pierre Janssen |
| Name origin | from Helios the Greek Sun god |
| Uses | Unknown |
| Obtained from | . |
Helium is the second element on the periodic table of elements. It is also the second most abundant element in the universe, after hydrogen. Helium is created by nuclear fusion in the center of stars.