Protactinium![]() | ![]() |
appearance as argument number 1 |
![]() |
(atomicNumber Protactinium 91) | Mid-level-ontology.kif 30523-30523 | |
(boilingPoint Protactinium (MeasureFn 4300.0 KelvinDegree)) |
Mid-level-ontology.kif 31040-31040 | |
(documentation Protactinium EnglishLanguage "Radioactive metallic element, belongs to the actinoids. The most stable isotope, Pa-231 has a half-life of 2.43*10^4 years. At least 10 other radioactive isotopes are known. No practical applications are known. Discovered in 1917 by Lise Meitner and Otto Hahn.") | Mid-level-ontology.kif 30531-30535 | |
(externalImage Protactinium "http://upload.wikimedia.org/wikipedia/commons/ b/ b9/ Pa_TableImage.png") | pictureList.kif 1938-1938 | |
(meltingPoint Protactinium (MeasureFn 1827.0 KelvinDegree)) |
Mid-level-ontology.kif 31039-31039 | |
(names Protactinium "Protactinium") | Mid-level-ontology.kif 30521-30521 | |
(roomTempState Protactinium Solid) | Mid-level-ontology.kif 33245-33245 | |
(subclass Protactinium ElementalSubstance) | Mid-level-ontology.kif 30520-30520 |
appearance as argument number 2 |
![]() |
(conventionalShortName "Pa" Protactinium) | Mid-level-ontology.kif 30522-30522 | |
(termFormat ChineseLanguage Protactinium "镤") | domainEnglishFormat.kif 47859-47859 | |
(termFormat ChineseTraditionalLanguage Protactinium "镤") | domainEnglishFormat.kif 47858-47858 | |
(termFormat EnglishLanguage Protactinium "protactinium") | domainEnglishFormat.kif 47857-47857 |
antecedent |
![]() |
(=> (and (instance ?ATOM Protactinium) (instance ?ATOM Atom)) (measure ?ATOM (MeasureFn 231 Amu))) |
Mid-level-ontology.kif 30525-30529 |
![]() |
![]() |