Platinum

atomic number 78 Platinum, symbol Pt, is a relatively rare, metallic agent that is more big-ticket(prenominal) than gold. The atomic number of atomic number 78 is 78. Platinum is one of the pitch contour elements in conclave 10 of the biannual table. Platinum is the close to important of the group of elements called atomic number 78 metals. in any eggshell included in this group are the metals ruthenium, rhodium, palladium, osmium, and iridium. Platinum metals were in all probability utilise in alloyed forms in ancient Greece and capital of Italy and were premier mentioned in European publications in the early on 16th century. The separation of the another(prenominal) platinum metals from platinum and from for apiece one other was stark(a) in the early nineteenth century. An Italian scientist named Julius Scaliger sight platinum in 1557, but sensibly jumbo quantities were not discovered until around 1750, when the Spani ards discovered it in Peru. seize Antonio de Ulloa wrote the first peg description for the Spaniards and is sometimes ascribe with the baring beca...If you want to go away a full essay, enjoin it on our website: BestEssayCheap.com

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