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   Actinium
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| appearance as argument number 1 |
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| (atomicNumber Actinium 89) | Mid-level-ontology.kif 28861-28861 | atomicNumber Actinium and 89 |
| (boilingPoint Actinium (MeasureFn 3470.0 KelvinDegree)) |
Mid-level-ontology.kif 29409-29409 | boilingPoint Actinium and 3470.0 KelvinDegree(s) |
| (documentation Actinium EnglishLanguage "Silvery radioactive metallic element, belongs to group 3 of the periodic table. The most stable isotope, Ac-227, has a half-life of 217 years. Ac-228 (half-life of 6.13 hours) also occurs in nature. There are 22 other artificial isotopes, all radioactive and having very short half-lives. Chemistry similar to lanthanum. Used as a source of alpha particles. Discovered by A. Debierne in 1899.") | Mid-level-ontology.kif 28869-28874 | |
| (externalImage Actinium "http://upload.wikimedia.org/wikipedia/commons/d/ dd/ Ac-TableImage.png") | pictureList.kif 1617-1617 | |
| (meltingPoint Actinium (MeasureFn 1320.0 KelvinDegree)) |
Mid-level-ontology.kif 29408-29408 | meltingPoint Actinium and 1320.0 KelvinDegree(s) |
| (names Actinium "Actinium") | Mid-level-ontology.kif 28859-28859 | "Actinium" se chama nome Actinium |
| (roomTempState Actinium Solid) | Mid-level-ontology.kif 31571-31571 | roomTempState Actinium and Solid |
| (subclass Actinium ElementalSubstance) | Mid-level-ontology.kif 28858-28858 | Actinium e' uma sub-classe de Substancia Elementar |
| appearance as argument number 2 |
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| (conventionalShortName "Ac" Actinium) | Mid-level-ontology.kif 28860-28860 | conventionalShortName "Ac" and Actinium |
| (termFormat ChineseLanguage Actinium "锕") | domainEnglishFormat.kif 5358-5358 | |
| (termFormat ChineseTraditionalLanguage Actinium "錒") | domainEnglishFormat.kif 5357-5357 | |
| (termFormat EnglishLanguage Actinium "actinium") | domainEnglishFormat.kif 5356-5356 |
| antecedent |
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| (=> (and (instance ?ATOM Actinium) (instance ?ATOM Atom)) (measure ?ATOM (MeasureFn 227 Amu))) |
Mid-level-ontology.kif 28863-28867 |
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