> **PROTOTYPE:** a suggestion, not an official CIAAW or IUPAC page. Official values are at [ciaaw.org](https://ciaaw.org).

# zinc

| Property | Value |
| --- | --- |
| Symbol | Zn |
| Atomic number | 30 |
| IRI | `https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/elements/Zinc` |
| Wikidata | [Q758](https://www.wikidata.org/wiki/Q758) |

## Standard atomic weight

| Value | Year | Source | Status | Declaration |
| --- | --- | --- | --- | --- |
| 65.38(2) | 2007 | [10.1351/PAC-REP-09-08-03](https://doi.org/10.1351/PAC-REP-09-08-03) | Current | [`AW-Zn-standard`](../id/AW-Zn-standard.md) |
| 65.409(4) | 2001 | [10.1351/pac200375081107](https://doi.org/10.1351/pac200375081107) | Deprecated, see [`AW-Zn-standard`](../id/AW-Zn-standard.md) | [`AW-Zn-standard-2001`](../id/AW-Zn-standard-2001.md) |
| 65.39(2) | 1983 | [10.1351/pac198456060653](https://doi.org/10.1351/pac198456060653) | Deprecated, see [`AW-Zn-standard-2001`](../id/AW-Zn-standard-2001.md) | [`AW-Zn-standard-1983`](../id/AW-Zn-standard-1983.md) |
| 65.38(1) | 1971 | [10.1351/pac197230030637](https://doi.org/10.1351/pac197230030637) | Deprecated, see [`AW-Zn-standard-1983`](../id/AW-Zn-standard-1983.md) | [`AW-Zn-standard-1971`](../id/AW-Zn-standard-1971.md) |
| 65.37(3) | 1969 | [10.1351/pac197021010091](https://doi.org/10.1351/pac197021010091) | Deprecated, see [`AW-Zn-standard-1971`](../id/AW-Zn-standard-1971.md) | [`AW-Zn-standard-1969`](../id/AW-Zn-standard-1969.md) |
| 65.37 | 1961 | [10.1021/ja00881a001](https://doi.org/10.1021/ja00881a001) | Deprecated, see [`AW-Zn-standard-1969`](../id/AW-Zn-standard-1969.md) | [`AW-Zn-standard-1961`](../id/AW-Zn-standard-1961.md) |
| 65.38 | 1925 | [10.1039/CT9252700913](https://doi.org/10.1039/CT9252700913) | Deprecated, see [`AW-Zn-standard-1961`](../id/AW-Zn-standard-1961.md) | [`AW-Zn-standard-1925`](../id/AW-Zn-standard-1925.md) |
| 65.37 | 1909 | [10.1021/ja01931a001](https://doi.org/10.1021/ja01931a001) | Deprecated, see [`AW-Zn-standard-1925`](../id/AW-Zn-standard-1925.md) | [`AW-Zn-standard-1909`](../id/AW-Zn-standard-1909.md) |
| 65.4 | 1902 | [10.1007/BF01370337](https://doi.org/10.1007/BF01370337) | Deprecated, see [`AW-Zn-standard-1909`](../id/AW-Zn-standard-1909.md) | [`AW-Zn-standard-1902`](../id/AW-Zn-standard-1902.md) |

Notes: [r](#note-r)

## Isotopes

| A | Representative isotopic composition | Year | Source | Declaration | ChEBI | Wikidata |
| --- | --- | --- | --- | --- | --- | --- |
| [64](../id/Zn-64.md) | 0.4917(75) | — | — | [`Abundance-Zn64`](../id/Abundance-Zn64.md) | — | [Q2133737](https://www.wikidata.org/wiki/Q2133737) |
| [66](../id/Zn-66.md) | 0.2773(98) | — | — | [`Abundance-Zn66`](../id/Abundance-Zn66.md) | — | [Q4046116](https://www.wikidata.org/wiki/Q4046116) |
| [67](../id/Zn-67.md) | 0.0404(16) | — | — | [`Abundance-Zn67`](../id/Abundance-Zn67.md) | — | [Q2423143](https://www.wikidata.org/wiki/Q2423143) |
| [68](../id/Zn-68.md) | 0.1845(63) | — | — | [`Abundance-Zn68`](../id/Abundance-Zn68.md) | — | [Q8072263](https://www.wikidata.org/wiki/Q8072263) |
| [70](../id/Zn-70.md) | 0.0061(10) | — | — | [`Abundance-Zn70`](../id/Abundance-Zn70.md) | — | [Q2284519](https://www.wikidata.org/wiki/Q2284519) |

Notes: [r](#note-r)

## Notes

<a id="note-r"></a>**r** Range in isotopic composition of normal terrestrial material prevents a more precise standard atomic weight being given; the tabulated value and uncertainty should be applicable to normal material.

## Bibliography

<div class="csl-bib-body">
<div class="csl-entry">Aston, F. W., Baxter, G. P., Brauner, B., Debierne, A., Leduc, A., Richards, T. W., Soddy, F., &#38; Urbain, G. (1925). Second Report of the International Committee of the International Union of Pure and Applied Chemistry on the chemical elements. International atomic weights, 1925. <i>Journal of the Chemical Society, Transactions</i>, <i>127</i>, 913. https://doi.org/10.1039/ct9252700913 <a href="https://doi.org/10.1039/CT9252700913">CrossRef</a> <a href="https://qlever.scholia.wiki/doi/10.1039/CT9252700913">Scholia</a></div>
<div class="csl-entry">Atomic weights of the elements 1969. (1970). <i>Pure and Applied Chemistry</i>, <i>21</i>(1), 91–108. https://doi.org/10.1351/pac197021010091 <a href="https://doi.org/10.1351/pac197021010091">CrossRef</a> <a href="https://qlever.scholia.wiki/doi/10.1351/pac197021010091">Scholia</a></div>
<div class="csl-entry">Atomic Weights of the Elements 1971. (1972). <i>Pure and Applied Chemistry</i>, <i>30</i>(3–4), 637–650. https://doi.org/10.1351/pac197230030637 <a href="https://doi.org/10.1351/pac197230030637">CrossRef</a> <a href="https://qlever.scholia.wiki/doi/10.1351/pac197230030637">Scholia</a></div>
<div class="csl-entry">Cameron, A. E., &#38; Wichers, Edward. (1962). <b>Report of the International Commission on Atomic Weights<sup>*</sup>(1961)</b>. <i>Journal of the American Chemical Society</i>, <i>84</i>(22), 4175–4197. https://doi.org/10.1021/ja00881a001 <a href="https://doi.org/10.1021/ja00881a001">CrossRef</a> <a href="https://qlever.scholia.wiki/doi/10.1021/ja00881a001">Scholia</a></div>
<div class="csl-entry">Clarke, F. W., Ostwald, W., Thorpe, T. E., &#38; Urbain, G. (1909). REPORT OF THE INTERNATIONAL COMMITTEE ON ATOMIC WEIGHTS. 1909. <i>Journal of the American Chemical Society</i>, <i>31</i>(1), 1–6. https://doi.org/10.1021/ja01931a001 <a href="https://doi.org/10.1021/ja01931a001">CrossRef</a> <a href="https://qlever.scholia.wiki/doi/10.1021/ja01931a001">Scholia</a></div>
<div class="csl-entry">Holden, N. E., &#38; Martin, R. L. (1984). Atomic weights of the elements 1983. <i>Pure and Applied Chemistry</i>, <i>56</i>(6), 653–674. https://doi.org/10.1351/pac198456060653 <a href="https://doi.org/10.1351/pac198456060653">CrossRef</a> <a href="https://qlever.scholia.wiki/doi/10.1351/pac198456060653">Scholia</a></div>
<div class="csl-entry">Loss, R. D. (2003). Atomic weights of the elements 2001 (IUPAC Technical Report). <i>Pure and Applied Chemistry</i>, <i>75</i>(8), 1107–1122. https://doi.org/10.1351/pac200375081107 <a href="https://doi.org/10.1351/pac200375081107">CrossRef</a> <a href="https://qlever.scholia.wiki/doi/10.1351/pac200375081107">Scholia</a></div>
<div class="csl-entry">Richards, Baxter, Hinrichsen, Köthner, P., &#38; Pellini, S. (1902). Zur Festsetzung der Atomgewichte. <i>Fresenius’ Zeitschrift für analytische Chemie</i>, <i>41</i>(2), 139–140. https://doi.org/10.1007/bf01370337 <a href="https://doi.org/10.1007/BF01370337">CrossRef</a> <a href="https://qlever.scholia.wiki/doi/10.1007/BF01370337">Scholia</a></div>
<div class="csl-entry">Wieser, M. E., &#38; Berglund, M. (2009). Atomic weights of the elements 2007 (IUPAC Technical Report). <i>Pure and Applied Chemistry</i>, <i>81</i>(11), 2131–2156. https://doi.org/10.1351/pac-rep-09-08-03 <a href="https://doi.org/10.1351/PAC-REP-09-08-03">CrossRef</a> <a href="https://qlever.scholia.wiki/doi/10.1351/PAC-REP-09-08-03">Scholia</a></div>
</div>

## Turtle

This resource as a file: [Zinc.ttl](Zinc.ttl)

```turtle
# 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-r a ciaaw:Footnote ;
    skos:definition "Range in isotopic composition of normal terrestrial material prevents a more precise standard atomic weight being given; the tabulated value and uncertainty should be applicable to normal material."@en ;
    skos:notation "r" .

ciaaw_draft:AW-Zn-standard-1902 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Zn-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:Zinc ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 65.4 ] .

ciaaw_draft:AW-Zn-standard a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:issued "2007"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Zn-standard-2001 ;
    dcterms:source <https://doi.org/10.1351/PAC-REP-09-08-03> ;
    ciaaw:footnote ciaaw:note-r ;
    ciaaw:ofElement element:Zinc ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 65.38 ;
            qudt:standardUncertainty 0.02 ;
            ciaaw:significantFigures 4 ;
            ciaaw:significantFiguresUncertainty 1 ] .

ciaaw_draft:AW-Zn-standard-1909 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Zn-standard-1925 ;
    dcterms:issued "1909"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Zn-standard-1902 ;
    dcterms:source <https://doi.org/10.1021/ja01931a001> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Zinc ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 65.37 ] .

ciaaw_draft:AW-Zn-standard-1925 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Zn-standard-1961 ;
    dcterms:issued "1925"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Zn-standard-1909 ;
    dcterms:source <https://doi.org/10.1039/CT9252700913> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Zinc ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 65.38 ] .

ciaaw_draft:AW-Zn-standard-1961 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Zn-standard-1969 ;
    dcterms:issued "1961"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Zn-standard-1925 ;
    dcterms:source <https://doi.org/10.1021/ja00881a001> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Zinc ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 65.37 ] .

ciaaw_draft:AW-Zn-standard-1969 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Zn-standard-1971 ;
    dcterms:issued "1969"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Zn-standard-1961 ;
    dcterms:source <https://doi.org/10.1351/pac197021010091> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Zinc ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 65.37 ;
            qudt:standardUncertainty 0.03 ;
            ciaaw:significantFigures 4 ;
            ciaaw:significantFiguresUncertainty 1 ] .

ciaaw_draft:AW-Zn-standard-1971 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Zn-standard-1983 ;
    dcterms:issued "1971"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Zn-standard-1969 ;
    dcterms:source <https://doi.org/10.1351/pac197230030637> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Zinc ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 65.38 ;
            qudt:standardUncertainty 0.01 ;
            ciaaw:significantFigures 4 ;
            ciaaw:significantFiguresUncertainty 1 ] .

ciaaw_draft:AW-Zn-standard-1983 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Zn-standard-2001 ;
    dcterms:issued "1983"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Zn-standard-1971 ;
    dcterms:source <https://doi.org/10.1351/pac198456060653> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Zinc ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 65.39 ;
            qudt:standardUncertainty 0.02 ;
            ciaaw:significantFigures 4 ;
            ciaaw:significantFiguresUncertainty 1 ] .

ciaaw_draft:AW-Zn-standard-2001 a ciaaw:StandardAtomicWeightDeclaration ;
    dcterms:isReplacedBy ciaaw_draft:AW-Zn-standard ;
    dcterms:issued "2001"^^xsd:gYear ;
    dcterms:replaces ciaaw_draft:AW-Zn-standard-1983 ;
    dcterms:source <https://doi.org/10.1351/pac200375081107> ;
    owl:deprecated true ;
    adms:status <http://purl.org/adms/status/Deprecated> ;
    ciaaw:ofElement element:Zinc ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 65.409 ;
            qudt:standardUncertainty 0.004 ;
            ciaaw:significantFigures 5 ;
            ciaaw:significantFiguresUncertainty 1 ] .

element:Zinc a chemrof:ChemicalElement ;
    rdfs:label "zinc"@en ;
    ciaaw:currentStandardAtomicWeight ciaaw_draft:AW-Zn-standard ;
    ciaaw:hasDeclaration ciaaw_draft:AW-Zn-standard,
        ciaaw_draft:AW-Zn-standard-1902,
        ciaaw_draft:AW-Zn-standard-1909,
        ciaaw_draft:AW-Zn-standard-1925,
        ciaaw_draft:AW-Zn-standard-1961,
        ciaaw_draft:AW-Zn-standard-1969,
        ciaaw_draft:AW-Zn-standard-1971,
        ciaaw_draft:AW-Zn-standard-1983,
        ciaaw_draft:AW-Zn-standard-2001 ;
    ciaaw:hasIsotope ciaaw_draft:Zn-64,
        ciaaw_draft:Zn-66,
        ciaaw_draft:Zn-67,
        ciaaw_draft:Zn-68,
        ciaaw_draft:Zn-70 ;
    ciaaw:standardAtomicWeightUncertainty 0.02 ;
    ciaaw:standardAtomicWeightValue 65.38 ;
    chemrof:atomic_number 30 ;
    chemrof:symbol "Zn" .
```

[All atomic weights](../atomic-weights.md) · [All isotopic abundances](../isotopic-abundances.md)