Encyclopedia of Earth
Encyclopedia of Earth: Chromium
Information about the element, Chromium, atomic number 24. Covers discovery, physical and atomic properties, how abundant it is on the Earth, permissible exposure limits, sources, uses, and potential substitutes.
Other
Montana Junior College: Mining History and Geology of the California Gold Rush
The physical characteristics, history, and mining of gold in California are examined in this thorough site.
Other
Web ref.org: Molybdenum
A short entry on molybdenum, its properties and uses. Good links to definitions of all key terms used in the site. Good basic information.
Encyclopedia of Earth
Encyclopedia of Earth: Mercury
Information about the element, Mercury, atomic number 80. Covers physical and atomic properties, where it is found, and health-related regulations. Also discusses its three main forms, uses for mercury, ways it spreads throughout the...
Chemicool
Chemicool: Platinum
A set of tables summarizing a great many chemical and physical properties of platinum.
CK-12 Foundation
Ck 12: History of the Periodic Table
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will begin to explain the use of chemical and physical properties in the historical development of the Periodic Table. They will be...
CK-12 Foundation
Ck 12: Electron Configuration and the Periodic Table
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will sse the Periodic Table to identify and explain the properties of chemical families, including alkali metals, alkaline...
CK-12 Foundation
Ck 12: Trends in the Periodic Table
[Free Registration/Login may be required to access all resource tools.] Students investigate specific properties that can be predicted by an element's position on the periodic table. Additionally, they will look at the formation of ions,...
San Diego Natural History Museum
San Diego Natural History Museum: Mineral Matters: Luster
A brief introduction to identifying a mineral by its luster. Examples of terms used to describe luster, such as metallic, glassy, and dull are listed.
Science Struck
Science Struck: Characteristics of Halogens
Learn about the characteristics, chemical and physical properties, and uses of halogens.
Web Elements
Web Elements Periodic Table: Samarium
All of the elemental information that you are likely to need can be found at this extensive site, including atomic number, atomic weight, group name, standard state, properties, uses, electron configuration, typical compounds and much...
CK-12 Foundation
Ck 12: Chemistry: Nonmetals
[Free Registration/Login may be required to access all resource tools.] Describes the properties of non-metals and uses of non-metals
Environmental Chemistry
Environmental chemistry.com: Periodic Table Bismuth
An exceptionally detailed resource listing just about any property of bismuth you could ever want to know. A very valuable resource.
Florida-Spectrum Environmental Services
Florida Spectrum: Chemical Fact Sheet: Chemical Fact Sheet: Neodymium
Thorough summary of information on neodymium, its properties and uses. Good resource for this individual element.
Web Elements
Web Elements Periodic Table: Mercury
An excellent summary of basic information on mercury, including chemical and physical properties and uses.
Web Elements
Web Elements Periodic Table: Sodium
All of the elemental information that you are likely to need can be found at this extensive site, including; atomic number, atomic weight, group name, standard state, properties, uses, electron configuration, typical compounds and much...
Science Struck
Science Struck: Mercury Element Facts
Learn about the history of mercury, its physical and chemical properties, where it is found, its uses, its toxic effects, and some interesting facts.
Science Struck
Science Struck: Metalloids in the Periodic Table
Discusses the history and organization of the periodic table, where the metalloids fit in, and their properties. Includes color-coded periodic table of elements.
University of Missouri
Famous Trials: Lapd (King Beating) Trials (1992 1993)
It seemed like an open-and-shut case. The George Holliday video, played on television so often that an executive at CNN called it "wallpaper," showed three Los Angeles police officers--as their supervisor watched-- kicking, stomping on,...
Florida-Spectrum Environmental Services
Florida Spectrum: Chemical Fact Sheet: Rhodium
Nice thorough entry on rhodium from SpectrumLabs, its properties and uses.
Other
Los Alamos National Labs: Molybdenum
A nice readable summary of basic data, and information on the history, uses, properties and sources of molybdenum.
Other
Web ref.org: Aluminum
Here you can find a detailed overview of aluminum. Content includes a focus on aluminum's chemical properties, occurrence in nature, uses, and production.
Other
Reade International Corp.: Niobium (Nb) Powder, Shot, Pellets & Ingot
Good summary of information on niobium and its properties.
Web Elements
Web Elements Periodic Table: Cobalt
An excellent summary of the basic data about cobalt, along its properties and how it is isolated chemically.