Kayayyaki
| Niobium (Nb) | |
| Farashin STP | m |
| Wurin narkewa | 2750 K (2477 °C, 4491 °F) |
| Wurin tafasa | 5017 K (4744 °C, 8571 °F) |
| Yawan yawa (kusa da rt) | 8.57 g/cm 3 |
| Zafin fuska | 30 kJ/mol |
| Zafin vaporization | 689.9 kJ/mol |
| Ƙarfin zafin rana | 24.60 J/ (mol·K) |
| Bayyanar | launin toka mai launin toka, bluish lokacin da oxidized |
-
Babban darajar Niobium oxide (Nb2O5) foda Assay Min.99.99%
Niobium oxide, wani lokacin ana kiransa columbium oxide, a UrbanMines koma zuwaNiobium Pentoxide(niobium (V) oxide), Nb2O5. Niobium oxide na halitta wani lokaci ana kiransa niobia.