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Sigma KEE - Actinium
Actinium(锕)

appearance as argument number 1
-------------------------


(atomicNumber Actinium 89) Mid-level-ontology.kif 28180-28180 89 是 atomic 数字
(boilingPoint Actinium
    (MeasureFn 3470.0 KelvinDegree))
Mid-level-ontology.kif 28728-28728 3470.0 凯文度boiling
(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 28188-28193
(externalImage Actinium "http://upload.wikimedia.org/wikipedia/commons/d/ dd/ Ac-TableImage.png") pictureList.kif 1618-1618
(meltingPoint Actinium
    (MeasureFn 1320.0 KelvinDegree))
Mid-level-ontology.kif 28727-28727 1320.0 凯文度melting
(names Actinium "Actinium") Mid-level-ontology.kif 28178-28178 "Actinium" 的名 是
(subclass Actinium ElementalSubstance) Mid-level-ontology.kif 28177-28177 元素物质subclass

appearance as argument number 2
-------------------------


(conventionalShortName "Ac" Actinium) Mid-level-ontology.kif 28179-28179 是 "Ac" 的 conventional 简称
(termFormat ChineseLanguage Actinium "锕") domainEnglishFormat.kif 5367-5367
(termFormat ChineseTraditionalLanguage Actinium "錒") domainEnglishFormat.kif 5366-5366
(termFormat EnglishLanguage Actinium "actinium") domainEnglishFormat.kif 5365-5365

antecedent
-------------------------


(=>
    (and
        (instance ?ATOM Actinium)
        (instance ?ATOM Atom))
    (measure ?ATOM
        (MeasureFn 227 Amu)))
Mid-level-ontology.kif 28182-28186


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