Platinum
hidePlatinum (pronounced /ˈplætɨnəm/) is a chemical element with the chemical symbol Pt and an atomic number of 78. Its name is derived from the Spanish term platina del Pinto, which is literally translated into "little silver of the Pinto River." It is in Group 10 of the periodic table of elements. A dense, malleable, ductile, precious, gray-white transition metal, platinum is resistant to corrosion and occurs in some nickel and copper ores along with some native deposits. Platinum is used in jewelry, laboratory equipment, electrical contacts and electrodes, platinum resistance thermometers, dentistry equipment, and catalytic converters. Platinum bullion has the ISO currency code of XPT. Platinum is a commodity with a value that fluctuates according to market forces. On June 5, 2009, Platinum was worth $1263.00 per troy ounce (approximately $40.09 per gram).
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News tagged with platinum
Scientists Create World's Smallest Snowman (w/ Video)
Dec 04, 2009 |
3.5 / 5 (18) |
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(PhysOrg.com) -- David Cox, a scientist in the Quantum Detection group at the National Physical Laboratory in the UK, is an expert in nanofabrication techniques. Recently, using the tools of his trade and ...
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Absence of evidence for a meteorite impact event 13,000 years ago
Space & Earth / Earth Sciences
9 hours ago |
5 / 5 (5) |
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An international team of scientists led by researchers at the University of Hawaii at Manoa have found no evidence supporting an extraterrestrial impact event at the onset of the Younger Dryas ~13000 years ...
New platinum compound shows promise in tumor cells
Dec 07, 2009 |
4.8 / 5 (5) |
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(PhysOrg.com) -- MIT chemists have developed a new platinum compound that is as powerful as the commonly used anticancer drug cisplatin but better able to destroy tumor cells.
Google Chrome extensions to be officially released
Dec 07, 2009 |
4.1 / 5 (8) |
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(PhysOrg.com) -- Google is expected to release its Extensions Gallery for general users of the new Chrome browser this week, possibly at the Add-On Conference on browser extensions to be held on December 11, ...
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