Products
| Niobium (Nb) | |
| Phase in STP | solida |
| punctum liquescens | 2750 K (2477 °C, 4491 °F) |
| fervens | 5017 K (4744 °C, 8571 °F) |
| Densitas (juxta rt) | 8.57 g/cm3 |
| Calor confusionis | 30 kJ/mol |
| Calor ex AURA | 689.9 kJ/mol |
| Molares calor facultatem | 24.60 J/(mol·K) |
| Aspectus | griseo metallicum, caeruleum cum oxidized |
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Princeps gradus Niobium oxydatum (Nb2O5) pulveris Assay Min.99.99%
Niobium Oxideinterdum columbium oxydatum, apud UrbanMines dictumNiobium Pentoxide(niobium(V) oxide), Nb2O5. Niobium oxydatum naturale quandoque dicitur Niobia.