Niobium oxide
Niobium oxide, sometimes called columbium oxide, may refer to:
- Niobium monoxide (niobium(II) oxide), NbO
- Niobium dioxide (niobium(IV) oxide), NbO2
- Niobium pentoxide (niobium(V) oxide), Nb2O5
In addition to the above, other distinct oxides exist
- general formula Nb3n+1O8nā2 where n ranges from 5 - 8 inclusive, e.g. Nb8O19 (Nb16O38).[1]
- Nb12O29 and Nb47O116
Natural niobium oxide is sometimes known as niobia.
References
- ā Greenwood, Norman N.; Earnshaw, Alan (1997). Chemistry of the Elements (2nd ed.). Butterworth-Heinemann. ISBN 0-08-037941-9.
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