Difference between revisions of "Yttrium"
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Latest revision as of 19:23, 7 December 2010
From Wikipedia, the free encyclopedia
Yttrium is a chemical element in the periodic table that has the symbol Y and atomic number 39. A silvery metallic transition metal, yttrium is common in rare-earth minerals and two of its compounds are used to make the red color phosphors in cathode ray tube displays, such as those used for televisions.
For further reading see article at Wikipedia.
