| Wikidata property related to chemistry | Q21294996 |
| P1628 | equivalent property | http://dbpedia.org/ontology/atomicNumber |
| P3254 | property proposal discussion | https://www.wikidata.org/wiki/Wikidata:Property_proposal/Archive/18#P1086 |
| P1896 | source website for the property | http://www.rsc.org/periodic-table |
| P6104 | maintained by WikiProject | WikiProject Chemistry | Q8487234 |
| P2302 | property constraint | range constraint | Q21510860 |
| allowed units constraint | Q21514353 | ||
| no-bounds constraint | Q51723761 | ||
| allowed-entity-types constraint | Q52004125 | ||
| integer constraint | Q52848401 | ||
| subject type constraint | Q21503250 | ||
| single-value constraint | Q19474404 | ||
| property scope constraint | Q53869507 | ||
| P2875 | property usage tracking category | Category:Pages using Wikidata property P1086 | Q126375129 |
| P1659 | related property | neutron number | P1148 |
| P2668 | stability of property value | never changes | Q23611288 |
| P1629 | Wikidata item of this property | atomic number | Q23809 |
| Q126375129 | Category:Pages using Wikidata property P1086 |
| P8000 | electron configuration |
| P1148 | neutron number |
| Q23809 | atomic number | Wikidata property | P1687 |
| Q11344 | chemical element | properties for this type | P1963 |
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