The Elements - Periodic Table
Chlorine For water purification. Atomic Number: 17 Atomic Symbol: Cl Atomic Weight: 35.453 Electron Configuration:[Ne]3s^2 3p^5 ...
often brings many desired properties in an organic compound when substituted for hydrogen, as in one form of synthetic rubber. H ...
Argon For light bulbs. Atomic Number: 18 Atomic Symbol: Ar Atomic Weight: 39.948 Electron Configuration:[Ne]3s^2 3p^6 History (G ...
Sources: CRC Handbook of Chemistry and Physics and the American Chemical Society. Last Updated: 12/19/97, CST Information Servic ...
Potassium For fertilizer. Atomic Number: 19 Atomic Symbol: K Atomic Weight: 39.098 Electron Configuration:[Ar]4s^1 History (Engl ...
utmost importance, including the hydroxide, nitrate, carbonate, chloride, chlorate, bromide, iodide, cyanide, sulfate, chromate, ...
Calcium For cement and plaster of paris. Atomic Number: 20 Atomic Symbol: Ca Atomic Weight: 40.08 Electron Configuration:[Ar]4s^ ...
Compounds Its natural and prepared compounds are widely used. Quicklime (CaO), which is made by heating limestone that is change ...
Scandium For stadium lighting. Atomic Number: 21 Atomic Symbol: Sc Atomic Weight: 44.9559 Electron Configuration:[Ar]4s^2 3d^1 H ...
Properties Scandium is a silver-white metal which develops a slightly yellowish or pinkish cast upon exposure to air. A relative ...
Tungsten For lamp filaments. Atomic Number: 74 Atomic Symbol: W Atomic Weight: 183.5 Electron Configuration:[Xe]6s^2 4f^14 5d^4 ...
Sources: CRC Handbook of Chemistry and Physics and the American Chemical Society. Last Updated: 11/8/96, CST Information Service ...
Zinc For gutters. Atomic Number: 30 Atomic Symbol: Zn Atomic Weight: 65.38 Electron Configuration:[Ar]4s^2 3d^10 History (German ...
properties that have not been fully investigated. Uses The metal is employed to form numerous alloys with other metals. Brass, n ...
Zirconium For zircon gemstone. Atomic Number: 40 Atomic Symbol: Zr Atomic Weight: 91.22 Electron Configuration:[Kr]5s^2 4d^2 His ...
production. Reactors of the commercial size, now being made, may use as much as a half-million linear feet of zirconium alloy tu ...
Iron For tools. Atomic Number: 26 Atomic Symbol: Fe Atomic Weight: 55.847 Electron Configuration:[Ar]4s^2 3d^6 History (Anglo-Sa ...
encountered in commerce, but is usually alloyed with carbon or other metals. Properties The pure metal is very reactive chemical ...
Manganese For plows. Atomic Number: 25 Atomic Symbol: Mn Atomic Weight: 54.9380 Electron Configuration:[Ar]4s^2 3d^5 History (L. ...
ordinary temperatures, is said to be flexible, soft, easily cut, and capable of being bent. Uses The dioxide (pyrolusite) is use ...
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