| Germanium Data tables and historic information. |
| It\'s_Elemental__Germanium Basic physical and historical information. |
| LANL__Germanium History, sources, uses, and properties. |
| Lenntech__Germanium Physical data, chemical properties, health and environmental effects. |
| USGS_Minerals_Information__Germanium Statistics and information on the worldwide supply, demand, and flow of the element (PDF format). |
| WebElements__Germanium Extensive information on history, uses, occurrence, compounds, and properties of the element. |
| Wikipedia__Germanium Properties of the element, including its history, applications, and characteristics. |
| Radiochemistry_of_Germanium Full text of the monograph by Jacob A. Marinsky (University of Buffalo, Dept. of Chemistry, Buffalo, New York). [PDF] (July, 1961) |
| Apsidium__Darmstadtium Basic information and atomic structure. |
| IUPAC__Darmstadtium A note about confirmation of synthesis of the element 110. |
| Wikipedia__Darmstadtium Basic physical and historical information. |
| ChemicalElements_com__Rubidium Basic information, atomic structure, and isotopes. |
| EnvironmentalChemistry_com__Rubidium Atomic structure, chemical and physical properties, and table of nuclides. |
| It\'s_Elemental__Rubidium Basic physical and historical information. |
| LANL__Rubidium Sources, properties, isotopes, and uses. |
| Lenntech__Rubidium Physical data, chemical properties, and health effects. |
| Rubidium Data tables and historic information. |
| Visual_Elements__Rubidium Image, source, uses, physical information, and key isotopes. |
| WebElements__Rubidium Extensive information on history, uses, occurrence, compounds, and properties of the element. |
| Wikipedia__Rubidium Properties of the element, including its history, applications, and characteristics. |
| Radiochemistry_of_Rubidium Full text of the monograph by G. W. Leddicotte (Oak Ridge National Laboratory, Oak Ridge, Tennessee). [PDF] (February, 1962) |
| Arizona_Odyssey_of_the_Mind Includes regional information and resource section. |
| California_Odyssey_of_the_Mind_Capital_Gold_Region Newsletter, calendar, tournament information, competition results, problem synopses, and contact details. |
| Connecticut_Odyssey_of_the_Mind includes regional information and spontaneous area |
| Creativity_in_Arkansas Includes regional information and a good account on the history of CiA. |
| DELCAPS_-_Delaware_Creative_Activities_and_Problem_Solving Offers a competition schedule and results. Provides a calendar of events and registration forms for teams and judges. |
| Florida_Odyssey_of_the_Mind Includes regional information, important deadlines and fun stuff. |
| Georgia_Odyssey_Of_The_Mind Includes regional information and contacts. |
| Germany_Odyssey_of_the_Mind Includes regional information, bilingual site. |
| Kentucky_Odyssey_of_the_Mind Includes regional information, OotM history and creative thinking strategies. |
| Maine_Adventures_in_Creativity Offers competition dates, newsletter, and entry forms. Provides information for parents, as well as registration forms. |
| Massachusetts_Odyssey_of_the_Mind Include calendar of events and conatc to State Director. |
| New_York_State_Odyssey_of_the_Mind Includes calendar of events, detailed information on participating, volunteering, and coaching, news, and by-laws, policies, and procedures. |
| North_Carolina_OotM Includes Tournament results from all regions and regional information |
| Odyssey_of_the_Mind_in_Hong_Kong Regional information, history, humor. |
| Odyssey_World Community for Coaches, Participants, Officials. Includes resource section for many OotM aspects. |
| Oklahoma\'s_Odyssey_of_the_Mind Information about the program for participants, coaches, and parents. Features a newsletter, training dates, and contact information for the board of directors. |
| Ontario_Creative_Problem_Solvers_-__Odyssey_of_the_Mind Includes regional information, practise spontaneous problems and a humor and stories section. |
| Pennsylvania_Odyssey_of_the_Mind Includes regional information and a newsletter. |
| Texas_Odyssey_of_the_Mind News, scores, competition information, and pictures. |
Rutherfordium - Rf
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Chemical properties of rutherfordium
- Health effects of rutherfordium
- Environmental effects of
rutherfordium
Atomic number
104
Atomic mass
260.9 g.mol -1
Electronegativity
according to Pauling
unknown
Density
unknown
Melting point
unknown
Boiling point
unknown
Vanderwaals
radius
unknown
Ionic radius
unknown
Isotopes
9
Electronic
shell
[ Rn] 5f14 6d2 7s2
Discovered by
Lord Rutherford of Nelson
