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Abundances of germanium in various environments
Pauling electronegativity 2.01 -Sanderson electronegativity 2.62 -Allred Rochow electronegativity 2.02 -Mulliken-Jaffe electronegativity 2.33 (sp3 orbital) -Allen electronegativity 1.994
Germanium
Germanium Uses:
Germanium is a chemical element with the symbol Ge and atomic number 32. It is a lustrous, hard, greyish-white metalloid in the carbon group, chemically similar to its group neighbors tin and silicon. It is in group 4a, period 4 and block p.
First Proposed by:
www.chemeddl.org
Clemens Winkler in 1886
Electronegativity Value in Pauling units
- Alloying agent - Phosphor in fluorescent lamps - A catalyst - Used as infrared spectroscope and other optical equipment, including extremely sensitive infrared detectors - Wide-angle camera lenses and microscope objectives. - Gamma-radiation detector.
Then Discovered by:
http://www.webelements.com/germanium/pictures.html
http://www.webelements.com/germanium/geology.html
upload.wikimedia.org
www.schenectady.k12.ny.us
yttrium added this comment 2009-02-11 20:15:21-06:00
valgate loraine t votastess! brutal! ALe!*
yttrium added this comment 2009-02-11 20:15:21-06:00
valgate loraine t votastess! brutal! ALe!*