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Tungsten pentoxide
Blue solid oxide of tungsten formed by reaction of tungsten trioxide and tungsten metal From Wikipedia, the free encyclopedia
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Tungsten pentoxide (W2O5) was reported in early literature but proved to have the stoichiometry W18O49.[1] Sometimes called mineral blue, it is a blue solid formed by the reaction of tungsten trioxide, WO3, and tungsten metal at 700 °C.[1]
![]() | This article's factual accuracy is disputed. (February 2012) |
Intermediate oxides of tungsten
There are a number of these unusual intermediate oxides formed from reacting metal and trioxide, including W20O58 and W24O70.[1] W18O49 contains both octahedral and pentagonal bipyramidal co-ordination of the metal atoms by oxygen.[1]
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References
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