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Article: Zinc (revised)
- Article from:
- Chemical Elements: From Carbon to Krypton
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Copyright informationCOPYRIGHT 2006 The Gale Group, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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ZINC (REVISED)
Note: This article, originally published in 1998, was updated in 2006 for the eBook edition.
Overview
Zinc is a transition metal that occurs in the center of the periodic table. The periodic table is a chart that shows how chemical elements are related to each other. The space between Groups 2 and 13 is occupied by the transition metals. These metals share many physical and chemical properties in common.
Alloys and compounds of zinc have been known since at least 500 b.c. But zinc metal was not known or used until much later. The reason is that zinc boils away or vaporizes easily when heated. Any effort to release zinc from its compounds also causes the ...
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Article: Heavy metal for bigger babies? (zinc supplements for infants)
Medical Update;
November 1, 1995 ;
385 words
...Everything from A to Zinc - So goes the TV commercial for a popular vitamin supplement. Although zinc is included in the recommended dietary allowances...National Formulary, for example, states that oral zinc therapy should only be given when there is...
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