Friday, August 23, 2013

Rubidium Element

37 Rb Rubidium 85.4678 atomic Number: 37 Atomic Weight: 85.4678 Melting recline: 312.46 K (39.31°C or 102.76°F) Boiling Point: 961 K (688°C or 1270°F) tightfistedness: 1.53 grams per cubic centimeter Phase at Room Temperature: Solid Element smorgasbord: Metal Period Number: 5    Group Number: 1    Group Name:  pocket Metal Whats in a relate? From the Latin word for deepest fierce, rubidus. contour what? Rubidium is pronounced as roo-BID-i-em. History and Uses: Rubidium was obtain by the German chemists Robert bunsen burner and Gustav Kirchoff in 1861 while analyzing samples of the mineral lepidolite (KLi2Al(Al, Si)3O10(F, OH)2) with a device called a spectroscope. The sample produced a designate in of deep red spectral lines they had never seen before. bunsen was ultimately able to confiscate samples of rubidium metal. Today, most rubidium is obtained as a byproduct of refining lithium. Rubidium is utilize in vacuum tubes as a getter, a textile that combines with and removes tip gases from vacuum tubes.
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It is in addition apply in the fiction of photocells and in special glasses. Since it is well ionized, it might be used as a dynamical in ion engines on spacecraft. new-fangled discoveries of commodious deposits of rubidium provoke that its usefulness will sum up as its properties become develop understood. Estimated Crustal copiousness: 9.0×101 milligrams per kilogram Estimated ocean Abundance: 1.2×10-1 milligrams per liter Number of stalls Isotopes: 1   (View all isotope data) ionisation dynamism: 4.177 eV Oxidation land: +1If you want to get a adequate essay, order it on our website: Ordercustompaper.com

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