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   Niobium
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| appearance as argument number 1 |
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| (atomicNumber Niobium 41) | Mid-level-ontology.kif 27929-27929 | 41 是 鈮 的 atomic 數字 |
| (boilingPoint Niobium (MeasureFn 5200.0 KelvinDegree)) |
Mid-level-ontology.kif 29250-29250 | 測量 5200.0 and 凱文度 是 鈮 的 boiling 點 |
| (documentation Niobium EnglishLanguage "Soft, ductile grey-blue metallic transition element. Used in special steels and in welded joints to increase strength. Combines with halogens and oxidizes in air at 200 degrees celsius. Discovered by Charles Hatchett in 1801 and isolated by Blomstrand in 1864. Called {columbium} originally.") | Mid-level-ontology.kif 27937-27941 | |
| (externalImage Niobium "http://upload.wikimedia.org/wikipedia/commons/3/ 39/ Nb%2C41.jpg") | pictureList.kif 2267-2267 | |
| (externalImage Niobium "http://upload.wikimedia.org/wikipedia/commons/4/ 46/ Nb-TableImage.png") | pictureList.kif 1867-1867 | |
| (externalImage Niobium "http://upload.wikimedia.org/wikipedia/commons/thumb/ 3/ 39/ Nb%2C41.jpg/ 125px-Nb%2C41.jpg") | pictureList.kif 1198-1198 | |
| (meltingPoint Niobium (MeasureFn 2741.0 KelvinDegree)) |
Mid-level-ontology.kif 29249-29249 | 測量 2741.0 and 凱文度 是 鈮 的 melting 點 |
| (names Niobium "Niobium") | Mid-level-ontology.kif 27927-27927 | 名 鈮 and "Niobium" |
| (roomTempState Niobium Solid) | Mid-level-ontology.kif 31487-31487 | roomTempState 鈮 and 固體 |
| (subclass Niobium ElementalSubstance) | Mid-level-ontology.kif 27926-27926 | 子類 鈮 and ElementalSubstance |
| appearance as argument number 2 |
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| (conventionalShortName "Nb" Niobium) | Mid-level-ontology.kif 27928-27928 | 鈮 是 "Nb" 的 conventional 簡稱 |
| (termFormat ChineseLanguage Niobium "铌") | domainEnglishFormat.kif 40587-40587 | |
| (termFormat ChineseTraditionalLanguage Niobium "鈮") | domainEnglishFormat.kif 40586-40586 | |
| (termFormat EnglishLanguage Niobium "niobium") | domainEnglishFormat.kif 40585-40585 |
| antecedent |
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| (=> (and (instance ?ATOM Niobium) (instance ?ATOM Atom)) (measure ?ATOM (MeasureFn 92.906 Amu))) |
Mid-level-ontology.kif 27931-27935 |
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