Praseodymium

Praseodymium is a chemical element in the periodic table that has the symbol Pr and atomic number is 59. The Praseodymium is a soft silvery metallic element, belongs to the group of lanthanides.It can be used as an alloying agent with magnesium to create high-strength metals used in aircraft engines.Praseodymium also up 5% Misch metal, a material that is used to make flint stones praseodymium The name comes from the Greek words Prasio didymos, meaning green twin (πρασιος Prasio = "green") (διδυμος didymos = " twin ").In 1885, the Austrian chemist Carl Auer von Welsbach separated didymium two elements, praseodymium and neodymium, which gave salts of different colors.
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