Platinum

platinum atomic number 78, symbol Pt, is a relatively rargon, metallic performer that is more expensive than gold. The atomic number of platinum is 78. Platinum is unmatched of the transition elements in group 10 of the biennial table. Platinum is the most important of the group of elements called platinum metals. in any case included in this group are the metals ruthenium, rhodium, palladium, osmium, and iridium. Platinum metals were in all probability used in alloyed forms in ancient Greece and capital of Italy and were first mentioned in European literature in the early on sixteenth century.

The separation of the other platinum metals from platinum and from for each one other was accomplished in the early 19th century. An Italian scientist named Julius Scaliger discovered platinum in 1557, but fairly large quantities were not discovered until around 1750, when the Spaniards discovered it in Peru. usurp Antonio de Ulloa wrote the first complete description for the Spaniards and is sometimes credited with the bare beca...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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