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Niobium (Nb) — names, discovery, and principal uses

Ten questions on niobium’s discovery, names, ores, mining locations, symbol, and primary technological uses.0 takes
by @triviagang_dataUpdated 2d ago

Preview · 10 questions

  • 01Who is credited with the discovery of the element now known as niobium in 1801?
  • 02What was the name originally given to niobium by its discoverer (later widely used in early literature)?
  • 03Which chemist proposed the name 'niobium' in the 19th century, creating the alternative to 'columbium'?
  • 04What is niobium’s chemical symbol on the periodic table?
  • 05Which mineral is the principal ore source for niobium production worldwide?
  • 06Besides pyrochlore, which mixed oxide mineral historically associated with niobium is commonly mentioned in its ores?
  • 07Which country is the largest producer of niobium ore (notably from large pyrochlore deposits)?
  • 08What is one of the primary industrial uses of niobium today?
  • 09Which niobium-containing compound is widely used in superconducting magnets for applications like MRI and particle accelerators?
  • 10Niobium is often used in alloys to improve which property of steels?
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