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Terme préférentiel

Zirconium  

Type

  • Entity

Définition

  • [Wikipedia] Zirconium is a chemical element with the symbol Zr and atomic number 40. The name zirconium is taken from the name of the mineral zircon (the word is related to Persian zargun (zircon; zar-gun, "gold-like" or "as gold")), the most important source of zirconium. It is a lustrous, grey-white, strong transition metal that closely resembles hafnium and, to a lesser extent, titanium. Zirconium is mainly used as a refractory and opacifier, although small amounts are used as an alloying agent for its strong resistance to corrosion. Zirconium forms a variety of inorganic and organometallic compounds such as zirconium dioxide and zirconocene dichloride, respectively. Five isotopes occur naturally, three of which are stable. Zirconium compounds have no known biological role.

Concept générique

Variante

  • Zr

URI

https://w3id.org/ozcar-theia/c_2c9bac22

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RDF/XML TURTLE JSON-LD Date de création 07/02/2022, dernière modification le 22/01/2024