| WebElements__Platinum Extensive information on history, uses, occurrence, compounds, and properties. |
| Wikipedia__Platinum Properties of the element, including its history, applications, and characteristics. |
| Radiochemistry_of_Platinum Full text of the monograph by G. W. Leddicotte (Oak Ridge National Laboratory, Oak Ridge, Tennessee). [PDF] (October, 1961) |
| Cesium Data tables and historic information. |
| ChemicalElements_com__Cesium Basic information, atomic structure, and isotopes table. |
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| It\'s_Elemental__Cesium Basic physical and historical information. |
| LANL__Cesium History, sources, properties, and costs. |
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| USGS_Minerals_Information__Cesium Statistics and information on the worldwide supply, demand, and flow of the element (PDF format). |
| Visual_Elements__Caesium Image, general and physical information, and key isotopes. |
| WebElements__Caesium Extensive information on history, uses, occurrence, compounds, and properties. |
| Wikipedia__Caesium Properties of the element, including its history, applications, and characteristics. |
| Radiochemistry_of_Cesium Full text of the monograph by M. T. Kinsley (Brookhaven National Laboratory, Upton, New York). [PDF] (February, 1961) |
| ChemicalElements_com__Silicon Basic information, atomic structure, and table of isotopes. |
| EnvironmentalChemistry_com__Silicon Atomic structure, chemical and physical properties, and table of nuclides. |
| It\'s_Elemental__Silicon Basic physical and historical information. |
| LANL__Silicon History, sources, uses, and properties. |
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| Silicon Data tables and historic information. |
| Silicon_Chemistry_Primer Review of silicon and silicone chemistry including properties and types of materials that can be made. |
| USGS_Minerals_Information__Silicon Statistics and information on the worldwide supply, demand, and flow of the element (PDF format). |
| Visual_Elements__Silicon General and physical information, source, uses, biological role, key isotopes, and ionisation energies. |
| WebElements__Silicon Extensive information on history, uses, occurrence, compounds, and properties of the element. |
| Wikipedia__Silicon Properties of the element, including its history, applications, and characteristics. |
| Radiochemistry_of_Silicon Full text of the monograph by David R. Schink (Isotopes, a Teledyne Company, Palo Alto, California). [PDF] (November, 1968) |
| ChemicalElements_com__Rutherfordium Basic information, atomic structure, and isotopes. |
| EnvironmentalChemistry_com__Rutherfordium Atomic structure and table of nuclides. |
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| WebElements__Rutherfordium Information on history and properties. |
| ChemicalElements_com__Germanium Basic information, atomic structure, and isotopes. |
| Discovery_of_Germanium Article by Clemens Winkler. |
| EnvironmentalChemistry_com__Germanium Atomic structure, chemical and physical properties, and table of nuclides. |
| Germanium Data tables and historic information. |
| It\'s_Elemental__Germanium Basic physical and historical information. |
| LANL__Germanium History, sources, uses, and properties. |
Basic Information | Atomic Structure | Isotopes | Related Links | Citing This Page ![[Bohr Model of Platinum]](http://www.chemicalelements.com/elements/pt.html/../bohr/b0078.gif)
Number of Energy Levels: 6First Energy Level: 2Second Energy Level: 8Third Energy Level: 18Fourth Energy Level: 32Fifth Energy Level: 17Sixth Energy Level: 1IsotopesIsotopeHalf LifePt-18810.2 daysPt-1906.0E11 yearsPt-1912.96 daysPt-192StablePt-19360.0 yearsPt-193m4.33 daysPt-194StablePt-195StablePt-195m4.02 daysPt-196StablePt-19718.3 hoursPt-197m1.59 hoursPt-198StableFactsDate of Discovery: 1735Discoverer: Julius ScaligerName Origin: From the Spanish word platina (little silver)Uses: jewelry, containers, catalystObtained From: platinum oresRelated LinksI currently do not know of any links for Platinum. If you do, please let me knowMLA Format for Citing This PageBentor, Yinon. Chemical Element.com - Platinum. <http://www.chemicalelements.com/elements/pt.html>. For more information about citing online sources, please visit the MLA's Website. This page was created by Yinon Bentor. Use of this web site is restricted by this site's license agreement. Copyright © 1996-2006 Yinon Bentor. All Rights Reserved. 