Ngwaahịa
| Niobum (nb) | |
| Oge na STP | nke siriike |
| Na-agbaze | 2750 k (2477 Celsius C, 4491 ° C) |
| Isi mmiri | 5017 k (4744 Celsius C, 8571 Celsius F) |
| Nnọọ (n'akụkụ RT) | 8.57 g / cm3 |
| Okpomoku nke Fusion | 30 kj / mol |
| Okpomọkụ nke veporization | 689.9 KJ / MOL |
| Ike ikuku | 24.60 J / (MOLO) |
| Mputa | isi awọ, bluish mgbe oxidized |
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Ngalaba Oxium dị elu (NB2O5) Assints Min.99.99%
Nibum oxide, Mgbe ụfọdụ a na-akpọ Columbia Oxide, na Urbanmines na-ezo aka naNiuburi Pentixide(Niobium (v) oxide), nb2o5. A na-akpọ Niubium eke dị ka Niobia.