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

magnesium

Property Value
Symbol Mg
Atomic number 12
IRI https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/elements/Magnesium
Wikidata Q660

Standard atomic weight

Value Year Source Status Declaration
[24.304, 24.307] 2011 10.1351/PAC-REP-13-03-02 Current AW-Mg-standard
24.3050(6) 1985 10.1351/pac198658121677 Deprecated, see AW-Mg-standard AW-Mg-standard-1985
24.305(1) 1969 10.1351/pac197021010091 Deprecated, see AW-Mg-standard-1985 AW-Mg-standard-1969
24.305 1967 10.1351/pac196918040569 Deprecated, see AW-Mg-standard-1969 AW-Mg-standard-1967
24.312 1961 10.1021/ja00881a001 Deprecated, see AW-Mg-standard-1967 AW-Mg-standard-1961
24.32 1909 10.1021/ja01931a001 Deprecated, see AW-Mg-standard-1961 AW-Mg-standard-1909
24.36 1902 10.1007/BF01370337 Deprecated, see AW-Mg-standard-1909 AW-Mg-standard-1902

Isotopes

A Representative isotopic composition Year Source Declaration ChEBI Wikidata
24 [0.7888, 0.7905] — — Abundance-Mg24 — Q2096096
25 [0.099 88, 0.100 34] — — Abundance-Mg25 — Q2796325
26 [0.1096, 0.1109] — — Abundance-Mg26 — Q13808814

Bibliography

Atomic Weights of Elements. (1969). Pure and Applied Chemistry, 18(4), 569–580. https://doi.org/10.1351/pac196918040569 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
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
Wieser, M. E., Holden, N., Coplen, T. B., Böhlke, J. K., Berglund, M., Brand, W. A., De Bièvre, P., Gröning, M., Loss, R. D., Meija, J., Hirata, T., Prohaska, T., Schoenberg, R., O’Connor, G., Walczyk, T., Yoneda, S., & Zhu, X.-K. (2013). Atomic weights of the elements 2011 (IUPAC Technical                    Report). Pure and Applied Chemistry, 85(5), 1047–1078. https://doi.org/10.1351/pac-rep-13-03-02 CrossRef Scholia

Turtle

This resource as a file: Magnesium.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-Mg-standard-1902 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Mg-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:Magnesium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 24.36 ] .

ciaaw_draft:AW-Mg-standard a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:issued "2011"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Mg-standard-1985 ;
    dcterms:source <https://doi.org/10.1351/PAC-REP-13-03-02> ;
    ciaaw:ofElement element:Magnesium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:lowerBound 24.304 ;
            qudt:upperBound 24.307 ;
            ciaaw:significantFiguresLower 5 ;
            ciaaw:significantFiguresUpper 5 ] .

ciaaw_draft:AW-Mg-standard-1909 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Mg-standard-1961 ;
    dcterms:issued "1909"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Mg-standard-1902 ;
    dcterms:source <https://doi.org/10.1021/ja01931a001> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Magnesium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 24.32 ] .

ciaaw_draft:AW-Mg-standard-1961 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Mg-standard-1967 ;
    dcterms:issued "1961"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Mg-standard-1909 ;
    dcterms:source <https://doi.org/10.1021/ja00881a001> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Magnesium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 24.312 ] .

ciaaw_draft:AW-Mg-standard-1967 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Mg-standard-1969 ;
    dcterms:issued "1967"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Mg-standard-1961 ;
    dcterms:source <https://doi.org/10.1351/pac196918040569> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Magnesium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 24.305 ] .

ciaaw_draft:AW-Mg-standard-1969 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Mg-standard-1985 ;
    dcterms:issued "1969"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Mg-standard-1967 ;
    dcterms:source <https://doi.org/10.1351/pac197021010091> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Magnesium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 24.305 ;
            qudt:standardUncertainty 0.001 ;
            ciaaw:significantFigures 5 ;
            ciaaw:significantFiguresUncertainty 1 ] .

ciaaw_draft:AW-Mg-standard-1985 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Mg-standard ;
    dcterms:issued "1985"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Mg-standard-1969 ;
    dcterms:source <https://doi.org/10.1351/pac198658121677> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Magnesium ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 24.3050 ;
            qudt:standardUncertainty 0.0006 ;
            ciaaw:significantFigures 6 ;
            ciaaw:significantFiguresUncertainty 1 ] .

element:Magnesium a chemrof:ChemicalElement ;
    rdfs:label "magnesium"@en ;
    ciaaw:currentStandardAtomicWeight ciaaw_draft:AW-Mg-standard ;
    ciaaw:hasDeclaration ciaaw_draft:AW-Mg-standard,
        ciaaw_draft:AW-Mg-standard-1902,
        ciaaw_draft:AW-Mg-standard-1909,
        ciaaw_draft:AW-Mg-standard-1961,
        ciaaw_draft:AW-Mg-standard-1967,
        ciaaw_draft:AW-Mg-standard-1969,
        ciaaw_draft:AW-Mg-standard-1985 ;
    ciaaw:hasIsotope ciaaw_draft:Mg-24,
        ciaaw_draft:Mg-25,
        ciaaw_draft:Mg-26 ;
    ciaaw:standardAtomicWeightLower 24.304 ;
    ciaaw:standardAtomicWeightUpper 24.307 ;
    chemrof:atomic_number 12 ;
    chemrof:symbol "Mg" .

All atomic weights · All isotopic abundances