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Sigma KEE - Lanthanum
Lanthanum(lanthanum)
La, atomic_number_57, lanthanum

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


(atomicNumber Lanthanum 57) Mid-level-ontology.kif 26432-26432 57 is an atomic number of lanthanum
(boilingPoint Lanthanum
    (MeasureFn 3727 KelvinDegree))
Mid-level-ontology.kif 27452-27452 3727 Kelvin degree(s) is a boiling point of lanthanum
(documentation Lanthanum EnglishLanguage "(From the Greek word lanthanein, to line hidden) Silvery metallic element belonging to group 3 of the periodic table and oft considered to be one of the lanthanoids. Found in some rare-earth minerals. Twenty-five natural isotopes exist. La-139 which is stable, and La-138 which has a half-life of 10^10 to 10^15 years. The other twenty-three isotopes are radioactive. It resembles the lanthanoids chemically. Lanthanum has a low to moderate level of toxicity, and should be handled with care. Discovered in 1839 by C.G. Mosander.") Mid-level-ontology.kif 26439-26446
(externalImage Lanthanum "http://upload.wikimedia.org/wikipedia/commons/ 2/ 2f/ La%2C57.jpg") pictureList.kif 2246-2246
(externalImage Lanthanum "http://upload.wikimedia.org/wikipedia/commons/ a/ ae/ La-TableImage.png") pictureList.kif 1831-1831
(externalImage Lanthanum "http://upload.wikimedia.org/wikipedia/commons/ thumb/ 2/ 2f/ La%2C57.jpg/ 125px-La%2C57.jpg") pictureList.kif 1154-1154
(meltingPoint Lanthanum
    (MeasureFn 1193 KelvinDegree))
Mid-level-ontology.kif 27451-27451 1193 Kelvin degree(s) is a melting point of lanthanum
(names Lanthanum "Lanthanum") Mid-level-ontology.kif 26430-26430 "Lanthanum" has name lanthanum
(subclass Lanthanum ElementalSubstance) Mid-level-ontology.kif 26429-26429 Lanthanum is a subclass of elemental substance

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


(conventionalShortName "La" Lanthanum) Mid-level-ontology.kif 26431-26431 Lanthanum is a conventional short name of "La"
(termFormat ChineseLanguage Lanthanum "镧") domainEnglishFormat.kif 33223-33223
(termFormat ChineseTraditionalLanguage Lanthanum "鑭") domainEnglishFormat.kif 33222-33222
(termFormat EnglishLanguage Lanthanum "lanthanum") domainEnglishFormat.kif 33221-33221

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


(=>
    (and
        (instance ?ATOM Lanthanum)
        (instance ?ATOM Atom))
    (measure ?ATOM
        (MeasureFn 138.9055 Amu)))
Mid-level-ontology.kif 26433-26437


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