Etymology
The name "praseodymium" comes from the Greek words:
Meaning and Origin
Praseodymium is a chemical element with the symbol Pr and atomic number 59. It is a member of the lanthanide series of elements. The element was discovered in 1885 by the Austrian chemist Carl Auer von Welsbach.
The name "praseodymium" reflects the fact that it is found alongside didymium, an obsolete term for a mixture of praseodymium and neodymium. Didymium was originally thought to be a single element, but was later found to be a mixture of two elements. Praseodymium was named for its characteristic green emission spectrum, which distinguishes it from neodymium.
Praseodymium is a rare earth element that is found in trace amounts in various minerals. It is primarily used in the production of green phosphors, which are used in fluorescent lighting and cathode-ray tubes.
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