Productus
| Niobium (NB) | |
| Tempus ad STP | solidus |
| Point liquescens | MMDCCL K (MMCDLXXVII ° C, (IV) CDXCI ° F) |
| PRAETERITUS | (V) XVII K ((IV) DCCXLIV ° C, (VIII) DLXXI ° F) |
| Density (circa RT) | 8.57 G / CM3 |
| Calor ex fusione | XXX KJ / mol |
| Calor | 689,9 KJ / Mol |
| Molaris calor facultatem | 24.60 J / (Mol · K) |
| Species | Grey metallic, cum oxidized caeruleo |
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High Gradus Niobium cadmiae (NB2O5) Pulvis Pulvis Min.99.99%
Niobium cadmiae, Interdum vocatur Columbium cadmiae, ad urbanmines adNiobium pentoxide(Niobium (v) cadmiae), NB2O5. Niobium cadmiae Niobium interdum niobia.