| Helium
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| appearance as argument number 1 |
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| (atomicNumber Helium 2) | Mid-level-ontology.kif 28964-28964 | |
| (boilingPoint Helium (MeasureFn 4.216 KelvinDegree)) |
Mid-level-ontology.kif 30862-30862 | |
| (documentation Helium EnglishLanguage "Colourless, odourless gaseous nonmetallic element. Belongs to group 18 of the periodic table. Lowest boiling point of all elements and can only be solidified under pressure. Chemically inert, no known compounds. Discovered in the solar spectrum in 1868 by Lockyer.") | Mid-level-ontology.kif 28972-28975 | |
| (externalImage Helium "http://upload.wikimedia.org/wikipedia/commons/1/1e/ He_TableImage.svg") | pictureList.kif 1800-1800 | |
| (externalImage Helium "http://upload.wikimedia.org/wikipedia/commons/2/2a/ Goodyear_blimp.jpg") | pictureList.kif 2214-2214 | |
| (externalImage Helium "http://upload.wikimedia.org/wikipedia/commons/thumb/ c/ c8/ He%2C2.jpg/ 125px_He%2C2.jpg") | pictureList.kif 1135-1135 | |
| (meltingPoint Helium (MeasureFn 0.95 KelvinDegree)) |
Mid-level-ontology.kif 30861-30861 | |
| (names Helium "Helium") | Mid-level-ontology.kif 28962-28962 | |
| (roomTempState Helium Gas) | Mid-level-ontology.kif 33155-33155 | |
| (subclass Helium ElementalSubstance) | Mid-level-ontology.kif 28961-28961 |
| appearance as argument number 2 |
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| (conventionalShortName "He" Helium) | Mid-level-ontology.kif 28963-28963 | |
| (termFormat ChineseLanguage Helium "氦") | domainEnglishFormat.kif 27931-27931 | |
| (termFormat ChineseTraditionalLanguage Helium "氦") | domainEnglishFormat.kif 27930-27930 | |
| (termFormat EnglishLanguage Helium "helium") | domainEnglishFormat.kif 27929-27929 |
| antecedent |
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| (=> (and (instance ?ATOM Helium) (instance ?ATOM Atom)) (measure ?ATOM (MeasureFn 4.0026 Amu))) |
Mid-level-ontology.kif 28966-28970 |
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