Statements (35)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:chemical_compound
|
| gptkbp:appearance |
gray metallic
|
| gptkbp:atomicNumber |
41
|
| gptkbp:block |
d-block
|
| gptkbp:boilingPoint |
5017 K
|
| gptkbp:CASNumber |
7440-03-1
|
| gptkbp:category |
transition metal
|
| gptkbp:crystalSystem |
body-centered cubic
|
| gptkbp:density |
8.57 g/cm3
|
| gptkbp:discoveredBy |
gptkb:Charles_Hatchett
|
| gptkbp:discoveredIn |
1801
|
| gptkbp:electronegativity |
1.6
|
| gptkbp:isotopes |
gptkb:Nb-93
Nb-92 Nb-94 Nb-95 Nb-91 |
| gptkbp:locatedIn |
gptkb:chemical_compound
|
| gptkbp:meltingPoint |
2750 K
|
| gptkbp:namedAfter |
gptkb:Niobe
|
| gptkbp:oxidationStates |
+1
+2 +3 +5 +4 |
| gptkbp:period |
5
|
| gptkbp:relatedGroup |
5
|
| gptkbp:standardState |
gptkb:stone
|
| gptkbp:symbol |
gptkb:niobium
|
| gptkbp:uses |
electronics
superconducting magnets steel alloys |
| gptkbp:bfsParent |
gptkb:niobium
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Nb
|