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Platinum Paula Johanson

Platinum

Paula Johanson

Published August 15th 2008
ISBN : 9781435848238
ebook
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 About the Book 

Platinum (Pt), a transition metal, was well-known in South America by metalworkers, long before Christopher Columbus crossed the Atlantic. Platinum was used in jewelry and ornaments, and valued because it did not tarnish like silver. The SpanishMorePlatinum (Pt), a transition metal, was well-known in South America by metalworkers, long before Christopher Columbus crossed the Atlantic. Platinum was used in jewelry and ornaments, and valued because it did not tarnish like silver. The Spanish called this white metal platina, or little silver. Readers examine the many applications of platinum in industry, including its use as a catalyst in catalytic converters and in electrical components, making crucibles and containers, and making medicines to treat cancer. Platinums place on the periodic table is also investigated, as well as its many physical and chemical properties.