-- card: 34765 from stack: in
-- bmap block id: 0
-- flags: 0000
-- background id: 14320
-- name: Pt


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Pt

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Platinum

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78

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195.08

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21.45

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1772

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3827

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+1,+2,+3,+4

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(Spanish. platina, silver) Discovered in South America by Ulloa in 1735 and Wood in 1741. Pre-Columbian Indians used platinum. Found in sperrylite and with small quantities of iridium, osmium, palladium, rhodium and ruthenium in deposits in Columbia, the US, Ontario and the Ural mountains (USSR).

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silvery-white, transition metal, malleable, ductile, does not oxidize in air, corroded by halogens, cyanides, sulfur and alkalis, expensive

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sealed electrodes in glass systems, jewelry, wire, laboratory vessels, corrosion-resistant equipment, dentistry, missile parts, jet endine fuel nozzles, pipelines, steel piers, used to produce lighters, possible use as antipollution device in cars, ocean vessels

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0.130

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Electron Configuration:

1s  2s  2p  3s  3p  3d  4s  4p  4d  4f  5s  5p  5d  5f  6s  6p  6d  6f  7s 
 2   2    6    2    6   10   2   6  10  14   2    6   9         1