Ngwaahịa
| Niorium | |
| 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 |
-
Niobium ntụ ntụ
Niobum ntụ (nke Noobum (Cast 7440-03-1) bụ isi awọ na isi na mgbochi na mgbochi. Ọ na-ewere ihe na-egbu egbu mgbe ekpughere ikuku na ọnọdụ okpomọkụ maka ogologo oge. Niobium bụ obere, dị nro, nke nwere ike, durcile, na-acha ọcha ọla. Ọ nwere usoro cubic carstalline na akụrụngwa ya na kemịkal ya yiri tantalum. Ọpụpụ nke igwe na-aga igwe na 200 Celsius. Niobium, mgbe ejiri ya mee ihe, ka mma ike. A na-eme ka ihe ndị na-ewu ewu na-eme ka ọ bụrụ mgbe jikọtara ya na zirvonium. Niobium Micron ntụ na-ahụ onwe ya na ngwa dị ka elektrọn, alloy-na-eme, eletriki, yana ihe ndị mebere ya.