de

Niob

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EKI terminibaas Esterm

ID 732175 Last modified 03.09.2015
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Domain inorganic chemistry
niobium preferred
columbium former
Nb
niobium preferred
columbium former
niobium preferred
kolumbium former
  • keemiline element, hästi töödeldav helehall metall, stº 2477 ºC, tihedus 8,57 Mg /m3
  • a soft, greyish-white chemical element, atomic number 41, which is one of the transition metals, occurs in tantalite, columbite, and other minerals, and is used in superconducting alloys
nioobium
Nb symbol
niobium preferred
columbium former
Good to know
  • The official IUPAC name is niobium (Nb), adopted as late as 1950, but the North American metals industry still calls it columbium.
  • Name obsolete in Europe.
Nb symbol
niobium preferred
columbium former
Niob
niobium preferred
kolumbium former

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