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{{element |
{{element |
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| name = Cerium |
| name = Cerium |
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| + | | image = |
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| symbol = Ce |
| symbol = Ce |
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| number = 58 |
| number = 58 |
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| mass = 140.12 |
| mass = 140.12 |
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}} |
}} |
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| − | '''Cerium''' (symbol '''Ce''') is a [[chemistry|chemical]] [[element]], |
+ | '''Cerium''' (symbol '''Ce''') is a [[chemistry|chemical]] [[element]], [[atom]]ic number 58 on the [[periodic table]]. |
| + | |||
| + | ==Characteristics and history== |
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| + | Cerium has an atomic mass of 140.12, and was discovered by [[Human]]s on [[Earth]]'s [[Europe]]an continent for the first time by [[scientist]]s working in [[Sweden]] and [[Germany]] in the [[year]] [[1803]]. This highly reactive [[metal]] is part of the [[lanthanide]] series of heavy elements. ({{r|ST|Star Fleet Medical Reference Manual}}) |
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One of the [[Federation]]'s largest sources of cerium in the [[23rd century]] was the [[mining]] [[colony]] on [[planet]] [[Janus VI]]. ({{e|TOS|The Devil in the Dark}}) |
One of the [[Federation]]'s largest sources of cerium in the [[23rd century]] was the [[mining]] [[colony]] on [[planet]] [[Janus VI]]. ({{e|TOS|The Devil in the Dark}}) |
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| − | == |
+ | ==Appendices== |
| + | ===References=== |
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| + | * {{e|TNG|Manhunt}} |
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| + | * {{r|ST|Star Fleet Medical Reference Manual}} |
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| + | |||
| + | ===External links=== |
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* {{memoryalpha}} |
* {{memoryalpha}} |
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* {{wikipedia}} |
* {{wikipedia}} |
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| − | |||
| − | [[category:elements]] |
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Latest revision as of 15:23, 4 August 2012
Cerium (symbol Ce) is a chemical element, atomic number 58 on the periodic table.
Characteristics and history
Cerium has an atomic mass of 140.12, and was discovered by Humans on Earth's European continent for the first time by scientists working in Sweden and Germany in the year 1803. This highly reactive metal is part of the lanthanide series of heavy elements. (ST reference: Star Fleet Medical Reference Manual)
One of the Federation's largest sources of cerium in the 23rd century was the mining colony on planet Janus VI. (TOS episode: "The Devil in the Dark")
Appendices
References
External links
- Cerium article at Memory Alpha, the wiki for canon Star Trek.
- Cerium article at Wikipedia, the free encyclopedia.