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KB Term:  Term intersection
English Word: 

  Astatine

Sigma KEE - Astatine
Astatine

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


(atomicNumber Astatine 85) Mid-level-ontology.kif 26922-26922
(boilingPoint Astatine
    (MeasureFn 610 KelvinDegree))
Mid-level-ontology.kif 27503-27503
(documentation Astatine EnglishLanguage "Radioactive halogen element. Occurs naturally from uranium and thorium decay. At least 20 known isotopes. At-210, the most stable, has a half-life of 8.3 hours. Synthesized by nuclear bombardment in 1940 by D.R. Corson, K.R. MacKenzie and E. Segre at the University of California.") Mid-level-ontology.kif 26929-26933
(externalImage Astatine "http://upload.wikimedia.org/wikipedia/commons/a/ a9/ At-TableImage.png") pictureList.kif 1649-1649
(meltingPoint Astatine
    (MeasureFn 575 KelvinDegree))
Mid-level-ontology.kif 27502-27502
(names Astatine "Astatine") Mid-level-ontology.kif 26920-26920
(subclass Astatine ElementalSubstance) Mid-level-ontology.kif 26919-26919

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


(conventionalShortName "At" Astatine) Mid-level-ontology.kif 26921-26921
(termFormat EnglishLanguage Astatine "astatine") domainEnglishFormat.kif 1902-1902

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


(=>
    (and
        (instance ?ATOM Astatine)
        (instance ?ATOM Atom))
    (measure ?ATOM
        (MeasureFn 210 Amu)))
Mid-level-ontology.kif 26923-26927


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