Density
6.77 g/cm³ (at 20 °C)
Discovery
Praseodymium was discovered in 1885 by Carl Auer von Welsbach, an Austrian chemist.
Common Uses
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Used to create didymium glass, which is used in welding and glassblowing goggles.
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Used in high-strength permanent magnets.
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Used in carbon arc lights for studio and projector lighting.
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Used to color glass and enamels yellow-orange.
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Praseodymium oxide is used as a catalyst in some chemical reactions.
Interesting Facts
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Praseodymium is a soft, silvery-white metallic element.
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It is more resistant to corrosion in air than some other rare earth metals.
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The name "praseodymium" comes from the Greek words "prasios didymos," meaning "green twin." It was named so because it was separated from what was thought to be a single element, didymium.
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Praseodymium is one of the lanthanide series of elements.
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