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chemical formula

compact notation for chemical compounds giving element symbols and counts, including empirical formulas, molecular formulas, and condensed formulas
Thing general Q83147
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Summary

chemical formula ranks in the top 2% of general entities by monthly Wikipedia readership (5,774 views/month).[1]

Key Facts

  • Subclass of: notation[2]
  • Commons category: Chemical formulas[3]
  • Topic's main category: Category:Chemical formulas[4]
  • Described at URL: https://www.khanacademy.org/science/ap-chemistry-beta/x2eef969c74e0d802:atomic-structure-and-properties/x2eef969c74e0d802:elemental-composition-of-pure-substances/v/empirical-molecular-and-structural-formulas[5], https://openstax.org/books/chemistry-2e/pages/2-4-chemical-formulas[6], https://www.ebsco.com/research-starters/chemistry/molecular-formula[7], https://www.bbc.co.uk/bitesize/guides/zbysqp3/revision/1[8]
  • Described by source: Armenian Soviet Encyclopedia, vol. 12[9], Meyers Konversations-Lexikon, 4th edition (1885–1890)[10]
  • Main Wikidata property: P274[11], P1673[12]
  • Has list: glossary of chemical formulae[13]
  • Has part(s) of the class: chemical symbol[14]
  • On focus list of Wikimedia project: Wikipedia:Vital articles/Level/4[15]
  • P14541: 1rIA5b[16]

Why It Matters

chemical formula has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[17] It is known by 78 alternative names across languages and contexts.[18]

Related Entities

J. P. Morgan

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [17] ↑ . Wikidata sitelinks. wikidata.org.
  3. [18] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). chemical formula. Retrieved October 14, 2026, from https://4ort.xyz/entity/chemical-formula
MLA “chemical formula.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Oct. 2026, https://4ort.xyz/entity/chemical-formula.
BibTeX @misc{4ortxyz_chemical-formula_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{chemical formula}}, year = {2026}, url = {https://4ort.xyz/entity/chemical-formula}, note = {Accessed: 2026-10-14}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): chemical formula — https://4ort.xyz/entity/chemical-formula (retrieved 2026-10-14)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 27d ago · Kareyac · 2026-09-18 view diff on Wikidata ↗
    Described by source → Armenian Soviet Encyclopedia, vol. 12, Meyers Konversations-Lexikon, 4th edition (1885–1890)
    "/* wbsetclaim-update:2||1 */ Described by source: Armenian Soviet Encyclopedia, vol. 12"
  2. 13w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 1rIA5b
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  3. 17w ago · Jindřich Rubeš · 2026-06-11 view diff on Wikidata ↗
    Svkkl authority id → 0252859-chemicke-vzorce
    "/* wbcreateclaim-create:1| */ Svkkl authority id: 0252859-chemicke-vzorce, [[:toollabs:quickstatements/#/batch/259497|batch #259497]]"
  4. 21w ago · TiagoLubiana · 2026-05-15 view diff on Wikidata ↗
    On focus list of wikimedia project → Wikipedia:Vital articles/Level/4
    Has list → glossary of chemical formulae
    Aliases → —
    Edam ontology id → data_0846
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:1||1 */ Edam ontology id: data_0846, Matched to [[:toollabs:mix-n-match/#/entry/289759706|Chemical formula (#289759706)]] in [[:toollabs:mix-n-match/#/catalog/7899|EDAM Ontolog"
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