protactinium
| Property | Value |
|---|---|
| Symbol | Pa |
| Atomic number | 91 |
| IRI | https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/elements/Protactinium |
| Wikidata | Q1109 |
Standard atomic weight
| Value | Year | Source | Status | Declaration |
|---|---|---|---|---|
| 231.035 88(1) | 2017 | 10.1515/pac-2019-0603 | Current | AW-Pa-standard |
| 231.035 88(2) | 1989 | 10.1351/pac199163070975 | Deprecated, see AW-Pa-standard |
AW-Pa-standard-1989 |
| 231.035 88(2) | 1985 | 10.1351/pac198658121677 | Deprecated, see AW-Pa-standard-1989 |
AW-Pa-standard-1985 |
| 231.0359(1) | 1969 | 10.1351/pac197021010091 | Deprecated, see AW-Pa-standard-1985 |
AW-Pa-standard-1969 |
| 231 | 1936 | 10.1039/JR9370001893 | Deprecated, see AW-Pa-standard-1969 |
AW-Pa-standard-1936 |
Isotopes
| A | Representative isotopic composition | Year | Source | Declaration | ChEBI | Wikidata |
|---|---|---|---|---|---|---|
| 231 | 1 | — | — | Abundance-Pa231 |
— | Q18845514 |
Bibliography
Atomic weights of the elements 1969. (1970). Pure and Applied Chemistry, 21(1), 91–108. https://doi.org/10.1351/pac197021010091 CrossRef Scholia
Atomic weights of the elements 1985. (1986). Pure and Applied Chemistry, 58(12), 1677–1692. https://doi.org/10.1351/pac198658121677 CrossRef Scholia
Atomic weights of the elements 1989. (1991). Pure and Applied Chemistry, 63(7), 975–990. https://doi.org/10.1351/pac199163070975 CrossRef Scholia
Hönigschmid, O., & Lebeau, P. (1937). Sixth Report of the Committee on Atomic Weights of the International Union of Chemistry. J. Chem. Soc., 0(0), 1893–1900. https://doi.org/10.1039/jr9370001893 CrossRef Scholia
Prohaska, T., Irrgeher, J., Benefield, J., Böhlke, J. K., Chesson, L. A., Coplen, T. B., Ding, T., Dunn, P. J. H., Gröning, M., Holden, N. E., Meijer, H. A. J., Moossen, H., Possolo, A., Takahashi, Y., Vogl, J., Walczyk, T., Wang, J., Wieser, M. E., Yoneda, S., … Meija, J. (2022). Standard atomic weights of the elements 2021 (IUPAC Technical Report). Pure and Applied Chemistry, 94(5), 573–600. https://doi.org/10.1515/pac-2019-0603 CrossRef Scholia
Turtle
This resource as a file: Protactinium.ttl
# Prototype: a suggestion, not an official CIAAW or IUPAC record. Official values are at https://ciaaw.org
@prefix adms: <http://www.w3.org/ns/adms#> .
@prefix chemrof: <https://w3id.org/chemrof/> .
@prefix ciaaw: <https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/ciaaw-draft#> .
@prefix ciaaw_draft: <https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/id/> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix element: <https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/elements/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix qudt: <http://qudt.org/schema/qudt/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix unit: <http://qudt.org/vocab/unit/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
ciaaw_draft:AW-Pa-standard-1936 a ciaaw:StandardAtomicWeightDeclaration ;
dcterms:isReplacedBy ciaaw_draft:AW-Pa-standard-1969 ;
dcterms:issued "1936"^^xsd:gYear ;
dcterms:source <https://doi.org/10.1039/JR9370001893> ;
owl:deprecated true ;
adms:status <http://purl.org/adms/status/Deprecated> ;
ciaaw:ofElement element:Protactinium ;
ciaaw:value [ a qudt:QuantityValue ;
qudt:hasUnit unit:UNITLESS ;
qudt:numericValue 231.0 ] .
ciaaw_draft:AW-Pa-standard a ciaaw:StandardAtomicWeightDeclaration ;
dcterms:issued "2017"^^xsd:gYear ;
dcterms:replaces ciaaw_draft:AW-Pa-standard-1989 ;
dcterms:source <https://doi.org/10.1515/pac-2019-0603> ;
ciaaw:ofElement element:Protactinium ;
ciaaw:value [ a qudt:QuantityValue ;
qudt:hasUnit unit:UNITLESS ;
qudt:numericValue 231.03588 ;
qudt:standardUncertainty 0.00001 ;
ciaaw:significantFigures 8 ;
ciaaw:significantFiguresUncertainty 1 ] .
ciaaw_draft:AW-Pa-standard-1969 a ciaaw:StandardAtomicWeightDeclaration ;
dcterms:isReplacedBy ciaaw_draft:AW-Pa-standard-1985 ;
dcterms:issued "1969"^^xsd:gYear ;
dcterms:replaces ciaaw_draft:AW-Pa-standard-1936 ;
dcterms:source <https://doi.org/10.1351/pac197021010091> ;
owl:deprecated true ;
adms:status <http://purl.org/adms/status/Deprecated> ;
ciaaw:ofElement element:Protactinium ;
ciaaw:value [ a qudt:QuantityValue ;
qudt:hasUnit unit:UNITLESS ;
qudt:numericValue 231.0359 ;
qudt:standardUncertainty 0.0001 ;
ciaaw:significantFigures 7 ;
ciaaw:significantFiguresUncertainty 1 ] .
ciaaw_draft:AW-Pa-standard-1985 a ciaaw:StandardAtomicWeightDeclaration ;
dcterms:isReplacedBy ciaaw_draft:AW-Pa-standard-1989 ;
dcterms:issued "1985"^^xsd:gYear ;
dcterms:replaces ciaaw_draft:AW-Pa-standard-1969 ;
dcterms:source <https://doi.org/10.1351/pac198658121677> ;
owl:deprecated true ;
adms:status <http://purl.org/adms/status/Deprecated> ;
ciaaw:ofElement element:Protactinium ;
ciaaw:value [ a qudt:QuantityValue ;
qudt:hasUnit unit:UNITLESS ;
qudt:numericValue 231.03588 ;
qudt:standardUncertainty 0.00002 ;
ciaaw:significantFigures 8 ;
ciaaw:significantFiguresUncertainty 1 ] .
ciaaw_draft:AW-Pa-standard-1989 a ciaaw:StandardAtomicWeightDeclaration ;
dcterms:isReplacedBy ciaaw_draft:AW-Pa-standard ;
dcterms:issued "1989"^^xsd:gYear ;
dcterms:replaces ciaaw_draft:AW-Pa-standard-1985 ;
dcterms:source <https://doi.org/10.1351/pac199163070975> ;
owl:deprecated true ;
adms:status <http://purl.org/adms/status/Deprecated> ;
ciaaw:ofElement element:Protactinium ;
ciaaw:value [ a qudt:QuantityValue ;
qudt:hasUnit unit:UNITLESS ;
qudt:numericValue 231.03588 ;
qudt:standardUncertainty 0.00002 ;
ciaaw:significantFigures 8 ;
ciaaw:significantFiguresUncertainty 1 ] .
element:Protactinium a chemrof:ChemicalElement ;
rdfs:label "protactinium"@en ;
ciaaw:currentStandardAtomicWeight ciaaw_draft:AW-Pa-standard ;
ciaaw:hasDeclaration ciaaw_draft:AW-Pa-standard,
ciaaw_draft:AW-Pa-standard-1936,
ciaaw_draft:AW-Pa-standard-1969,
ciaaw_draft:AW-Pa-standard-1985,
ciaaw_draft:AW-Pa-standard-1989 ;
ciaaw:hasIsotope ciaaw_draft:Pa-231 ;
ciaaw:standardAtomicWeightUncertainty 0.00001 ;
ciaaw:standardAtomicWeightValue 231.03588 ;
chemrof:atomic_number 91 ;
chemrof:symbol "Pa" .