PROTOTYPE: a suggestion, not an official CIAAW or IUPAC page. Official values are at ciaaw.org.
IUPAC Project 2019-020-2-024Linked-data suggestion · unofficial prototype

barium

Property Value
Symbol Ba
Atomic number 56
IRI https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/elements/Barium
Wikidata Q1112

Standard atomic weight

Value Year Source Status Declaration
137.327(7) 1985 10.1351/pac198658121677 Current AW-Ba-standard
137.33(1) 1975 10.1351/pac197647010075 Deprecated, see AW-Ba-standard AW-Ba-standard-1975
137.34(3) 1969 10.1351/pac197021010091 Deprecated, see AW-Ba-standard-1975 AW-Ba-standard-1969
137.34 1961 10.1021/ja00881a001 Deprecated, see AW-Ba-standard-1969 AW-Ba-standard-1961
137.36 1931 10.1039/JR9310001617 Deprecated, see AW-Ba-standard-1961 AW-Ba-standard-1931
137.37 1909 10.1021/ja01931a001 Deprecated, see AW-Ba-standard-1931 AW-Ba-standard-1909
137.4 1902 10.1007/BF01370337 Deprecated, see AW-Ba-standard-1909 AW-Ba-standard-1902

Isotopes

A Representative isotopic composition Year Source Declaration ChEBI Wikidata
130 0.0011(1) — — Abundance-Ba130 — Q2574790
132 0.0010(1) — — Abundance-Ba132 — Q2752861
134 0.0242(15) — — Abundance-Ba134 — Q2538685
135 0.0659(10) — — Abundance-Ba135 — Q3192465
136 0.0785(24) — — Abundance-Ba136 — Q2449314
137 0.1123(23) — — Abundance-Ba137 — Q4734760
138 0.7170(29) — — Abundance-Ba138 — Q2409784

Bibliography

(1976). Pure and Applied Chemistry, 47(1), 75–96. https://doi.org/10.1351/pac197647010075 CrossRef Scholia
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
Baxter, G. P., Curie, Mme. M., Hönigschmid, O., Lebeau, P., & Meyer, R. J. (1931). First Report of the Committee on the Atomic Weights of the International Union of Chemistry. J. Chem. Soc., 0(0), 1617–1627. https://doi.org/10.1039/jr9310001617 CrossRef Scholia
Cameron, A. E., & Wichers, Edward. (1962). Report of the International Commission on Atomic Weights*(1961). Journal of the American Chemical Society, 84(22), 4175–4197. https://doi.org/10.1021/ja00881a001 CrossRef Scholia
Clarke, F. W., Ostwald, W., Thorpe, T. E., & Urbain, G. (1909). REPORT OF THE INTERNATIONAL COMMITTEE ON ATOMIC WEIGHTS. 1909. Journal of the American Chemical Society, 31(1), 1–6. https://doi.org/10.1021/ja01931a001 CrossRef Scholia
Richards, Baxter, Hinrichsen, Köthner, P., & Pellini, S. (1902). Zur Festsetzung der Atomgewichte. Fresenius’ Zeitschrift für analytische Chemie, 41(2), 139–140. https://doi.org/10.1007/bf01370337 CrossRef Scholia

Turtle

This resource as a file: Barium.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-Ba-standard-1902 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Ba-standard-1909 ;
    dcterms:issued "1902"^^xsd:gYear ;
    dcterms:source <https://doi.org/10.1007/BF01370337> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Barium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 137.4 ] .

ciaaw_draft:AW-Ba-standard a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:issued "1985"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Ba-standard-1975 ;
    dcterms:source <https://doi.org/10.1351/pac198658121677> ;
    ciaaw:ofElement element:Barium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 137.327 ;
            qudt:standardUncertainty 0.007 ;
            ciaaw:significantFigures 6 ;
            ciaaw:significantFiguresUncertainty 1 ] .

ciaaw_draft:AW-Ba-standard-1909 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Ba-standard-1931 ;
    dcterms:issued "1909"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Ba-standard-1902 ;
    dcterms:source <https://doi.org/10.1021/ja01931a001> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Barium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 137.37 ] .

ciaaw_draft:AW-Ba-standard-1931 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Ba-standard-1961 ;
    dcterms:issued "1931"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Ba-standard-1909 ;
    dcterms:source <https://doi.org/10.1039/JR9310001617> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Barium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 137.36 ] .

ciaaw_draft:AW-Ba-standard-1961 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Ba-standard-1969 ;
    dcterms:issued "1961"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Ba-standard-1931 ;
    dcterms:source <https://doi.org/10.1021/ja00881a001> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Barium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 137.34 ] .

ciaaw_draft:AW-Ba-standard-1969 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Ba-standard-1975 ;
    dcterms:issued "1969"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Ba-standard-1961 ;
    dcterms:source <https://doi.org/10.1351/pac197021010091> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Barium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 137.34 ;
            qudt:standardUncertainty 0.03 ;
            ciaaw:significantFigures 5 ;
            ciaaw:significantFiguresUncertainty 1 ] .

ciaaw_draft:AW-Ba-standard-1975 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Ba-standard ;
    dcterms:issued "1975"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Ba-standard-1969 ;
    dcterms:source <https://doi.org/10.1351/pac197647010075> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Barium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 137.33 ;
            qudt:standardUncertainty 0.01 ;
            ciaaw:significantFigures 5 ;
            ciaaw:significantFiguresUncertainty 1 ] .

element:Barium a chemrof:ChemicalElement ;
    rdfs:label "barium"@en ;
    ciaaw:currentStandardAtomicWeight ciaaw_draft:AW-Ba-standard ;
    ciaaw:hasDeclaration ciaaw_draft:AW-Ba-standard,
        ciaaw_draft:AW-Ba-standard-1902,
        ciaaw_draft:AW-Ba-standard-1909,
        ciaaw_draft:AW-Ba-standard-1931,
        ciaaw_draft:AW-Ba-standard-1961,
        ciaaw_draft:AW-Ba-standard-1969,
        ciaaw_draft:AW-Ba-standard-1975 ;
    ciaaw:hasIsotope ciaaw_draft:Ba-130,
        ciaaw_draft:Ba-132,
        ciaaw_draft:Ba-134,
        ciaaw_draft:Ba-135,
        ciaaw_draft:Ba-136,
        ciaaw_draft:Ba-137,
        ciaaw_draft:Ba-138 ;
    ciaaw:standardAtomicWeightUncertainty 0.007 ;
    ciaaw:standardAtomicWeightValue 137.327 ;
    chemrof:atomic_number 56 ;
    chemrof:symbol "Ba" .

All atomic weights · All isotopic abundances