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

nitrogen

Property Value
Symbol N
Atomic number 7
IRI https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/elements/Nitrogen
Wikidata Q627

Standard atomic weight

Value Year Source Status Declaration
[14.006 43, 14.007 28] 2009 10.1351/PAC-REP-10-09-14 Current AW-N-standard
14.0067(2) 1999 10.1351/pac200173040667 Deprecated, see AW-N-standard AW-N-standard-1999
14.006 74(7) 1985 10.1351/pac198658121677 Deprecated, see AW-N-standard-1999 AW-N-standard-1985
14.0067(1) 1969 10.1351/pac197021010091 Deprecated, see AW-N-standard-1985 AW-N-standard-1969
14.0067 1961 10.1021/ja00881a001 Deprecated, see AW-N-standard-1969 AW-N-standard-1961
14.008 1920 10.1021/ja02233a600 Deprecated, see AW-N-standard-1961 AW-N-standard-1920
14.01 1907 10.1021/ja01956a001 Deprecated, see AW-N-standard-1920 AW-N-standard-1907
14.04 1902 10.1007/BF01370337 Deprecated, see AW-N-standard-1907 AW-N-standard-1902

Notes: m

Isotopes

A Representative isotopic composition Year Source Declaration ChEBI Wikidata
14 [0.995 78, 0.996 63] — — Abundance-N14 — Q1138479
15 [0.003 37, 0.004 22] — — Abundance-N15 — Q3271953

Notes

m Modified isotopic compositions may be found in commercially available material because the material has been subjected to some undisclosed or inadvertent isotopic fractionation. Substantial deviations in atomic weight of the element from that given in the table can occur.

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
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., Thorpe, T. E., Moissan, H., & Ostwald, W. (1907). REPORT OF THE INTERNATIONAL COMMITTEE ON ATOMIC WEIGHTS. 1907. Journal of the American Chemical Society, 29(2), 107–111. https://doi.org/10.1021/ja01956a001 CrossRef Scholia
Clarke, F., Thorpe, T., & Urbain, G. (1919). Report of the International Committee on Atomic Weights for 1919-1920. Journal of the American Chemical Society, 41(12), 1881–1887. https://doi.org/10.1021/ja02233a600 CrossRef Scholia
Coplen, T. B. (2001). Atomic weights of the elements 1999 (IUPAC Technical Report). Pure and Applied Chemistry, 73(4), 667–683. https://doi.org/10.1351/pac200173040667 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., & Coplen, T. B. (2010). Atomic weights of the elements 2009 (IUPAC Technical Report). Pure and Applied Chemistry, 83(2), 359–396. https://doi.org/10.1351/pac-rep-10-09-14 CrossRef Scholia

Turtle

This resource as a file: Nitrogen.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 skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix unit: <http://qudt.org/vocab/unit/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

ciaaw:note-m a ciaaw:Footnote ;
    skos:definition "Modified isotopic compositions may be found in commercially available material because the material has been subjected to some undisclosed or inadvertent isotopic fractionation. Substantial deviations in atomic weight of the element from that given in the table can occur."@en ;
    skos:notation "m" .

ciaaw_draft:AW-N-standard-1902 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-N-standard-1907 ;
    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:Nitrogen ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 14.04 ] .

ciaaw_draft:AW-N-standard a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:issued "2009"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-N-standard-1999 ;
    dcterms:source <https://doi.org/10.1351/PAC-REP-10-09-14> ;
    ciaaw:footnote ciaaw:note-m ;
    ciaaw:ofElement element:Nitrogen ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:lowerBound 14.00643 ;
            qudt:upperBound 14.00728 ;
            ciaaw:significantFiguresLower 7 ;
            ciaaw:significantFiguresUpper 7 ] .

ciaaw_draft:AW-N-standard-1907 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-N-standard-1920 ;
    dcterms:issued "1907"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-N-standard-1902 ;
    dcterms:source <https://doi.org/10.1021/ja01956a001> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Nitrogen ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 14.01 ] .

ciaaw_draft:AW-N-standard-1920 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-N-standard-1961 ;
    dcterms:issued "1920"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-N-standard-1907 ;
    dcterms:source <https://doi.org/10.1021/ja02233a600> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Nitrogen ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 14.008 ] .

ciaaw_draft:AW-N-standard-1961 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-N-standard-1969 ;
    dcterms:issued "1961"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-N-standard-1920 ;
    dcterms:source <https://doi.org/10.1021/ja00881a001> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Nitrogen ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 14.0067 ] .

ciaaw_draft:AW-N-standard-1969 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-N-standard-1985 ;
    dcterms:issued "1969"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-N-standard-1961 ;
    dcterms:source <https://doi.org/10.1351/pac197021010091> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Nitrogen ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 14.0067 ;
            qudt:standardUncertainty 0.0001 ;
            ciaaw:significantFigures 6 ;
            ciaaw:significantFiguresUncertainty 1 ] .

ciaaw_draft:AW-N-standard-1985 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-N-standard-1999 ;
    dcterms:issued "1985"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-N-standard-1969 ;
    dcterms:source <https://doi.org/10.1351/pac198658121677> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Nitrogen ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 14.00674 ;
            qudt:standardUncertainty 0.00007 ;
            ciaaw:significantFigures 7 ;
            ciaaw:significantFiguresUncertainty 1 ] .

ciaaw_draft:AW-N-standard-1999 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-N-standard ;
    dcterms:issued "1999"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-N-standard-1985 ;
    dcterms:source <https://doi.org/10.1351/pac200173040667> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Nitrogen ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 14.0067 ;
            qudt:standardUncertainty 0.0002 ;
            ciaaw:significantFigures 6 ;
            ciaaw:significantFiguresUncertainty 1 ] .

element:Nitrogen a chemrof:ChemicalElement ;
    rdfs:label "nitrogen"@en ;
    ciaaw:currentStandardAtomicWeight ciaaw_draft:AW-N-standard ;
    ciaaw:hasDeclaration ciaaw_draft:AW-N-standard,
        ciaaw_draft:AW-N-standard-1902,
        ciaaw_draft:AW-N-standard-1907,
        ciaaw_draft:AW-N-standard-1920,
        ciaaw_draft:AW-N-standard-1961,
        ciaaw_draft:AW-N-standard-1969,
        ciaaw_draft:AW-N-standard-1985,
        ciaaw_draft:AW-N-standard-1999 ;
    ciaaw:hasIsotope ciaaw_draft:N-14,
        ciaaw_draft:N-15 ;
    ciaaw:standardAtomicWeightLower 14.00643 ;
    ciaaw:standardAtomicWeightUpper 14.00728 ;
    chemrof:atomic_number 7 ;
    chemrof:symbol "N" .

All atomic weights · All isotopic abundances