Avogadro constant

fundamental physical constant (symbols: L, Nᴀ) representing the molar number of entities
Thing physical_constant Q6203
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Avogadro constant

Summary

Avogadro constant is a physical constant[1]. It has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • Avogadro constant is credited with the discovery of Jean Perrin[3].
  • Avogadro constant is credited with the discovery of Johann Josef Loschmidt[4].
  • Avogadro constant's instance of is recorded as physical constant[5].
  • Avogadro constant's instance of is recorded as reciprocal amount of substance[6].
  • Avogadro constant's measured physical quantity is recorded as reciprocal amount of substance[7].
  • Amedeo Avogadro is named after Avogadro constant[8].
  • Avogadro constant's Commons category is recorded as Avogadro's number[9].
  • Avogadro constant's numeric value is recorded as {'unit': 'Q68712008', 'amount': '+602214076000000000000000'}[10].
  • Avogadro constant's described by source is recorded as Armenian Soviet Encyclopedia, vol. 1[11].
  • Avogadro constant's different from is recorded as Avogadro number[12].

Body

Definition and Type

Recorded instance of include physical constant[5] and reciprocal amount of substance[6].

Origins

Amedeo Avogadro is named after Avogadro constant[8].

Influence

Things named for Avogadro constant include 10:23 Campaign[13], a campaign[14], in United Kingdom[15].

Why It Matters

Avogadro constant has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[2] It is known by 15 alternative names across languages and contexts.[16]

Entities named for it include 10:23 Campaign[13], a campaign[14], in United Kingdom[15].

References

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

Direct Wikidata claims

  1. [5] . wikidata.org.
  2. [6] . wikidata.org.
  3. [3] . wikidata.org.
  4. [4] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . SI Brochure (9th edition): Concise summary. Retrieved . bipm.org. Provenance: wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [13] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [14] . Wikidata. wikidata.org. → on this site
  2. [15] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [16] . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Avogadro constant. Retrieved May 3, 2026, from https://4ort.xyz/entity/avogadro-constant
MLA “Avogadro constant.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/avogadro-constant.
BibTeX @misc{4ortxyz_avogadro-constant_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Avogadro constant}}, year = {2026}, url = {https://4ort.xyz/entity/avogadro-constant}, note = {Accessed: 2026-05-03}}
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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. 7d ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    Named after Amedeo Avogadro
    Measured physical quantity reciprocal amount of substance
    Discoverer or inventor Jean Perrin, Johann Josef Loschmidt
    Different from Avogadro number
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
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