indium

chemical element with symbol In and atomic number 49
Thing chemical_element Q1094
indium
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indium

Summary

indium is a chemical element[1]. indium draws 582 Wikipedia views per month (chemical_element category, ranking #82 of 144).[2]

Key Facts

  • indium is credited with the discovery of Ferdinand Reich[3].
  • indium is credited with the discovery of Hieronymous Theodor Richter[4].
  • indium's instance of is recorded as chemical element[5].
  • indium's instance of is recorded as chalcophile element[6].
  • indigo is named after indium[7].
  • indium's canonical SMILES is recorded as [In][8].
  • indium's element symbol is recorded as In[9].
  • indium's chemical formula is recorded as In[10].
  • indium is a type of post-transition metal[11].
  • indium is a type of period 5[12].
  • indium is part of period 5[13].
  • indium is part of group 13[14].
  • indium's Commons category is recorded as Indium[15].
  • indium's Unicode character is recorded as 銦[16].
  • indium's time of discovery or invention is recorded as 1863[17].
  • indium's topic's main category is recorded as Category:Indium[18].
  • indium's Commons gallery is recorded as Indium[19].
  • indium's atomic number is recorded as {'amount': '+49'}[20].
  • indium's electronegativity is recorded as {'amount': '+1.78'}[21].
  • indium's described by source is recorded as Armenian Soviet Encyclopedia[22].
  • indium's described by source is recorded as Great Soviet Encyclopedia (1926–1947)[23].
  • indium's described by source is recorded as Brockhaus and Efron Encyclopedic Dictionary[24].
  • indium's described by source is recorded as Small Brockhaus and Efron Encyclopedic Dictionary[25].
  • indium's described by source is recorded as The Nuttall Encyclopædia[26].
  • indium's described by source is recorded as Encyclopædia Britannica 11th edition[27].

Body

Definition and Type

Recorded instance of include chemical element[5] and chalcophile element[6]. Recorded subclass of include post-transition metal[11] and period 5[12].

Origins

indigo is named after indium[7].

Use and Application

Part of include period 5[13], a period[28] and group 13[14], a group[29].

Influence

Things named for indium include indite[30], a mineral species[31].

Why It Matters

indium draws 582 Wikipedia views per month (chemical_element category, ranking #82 of 144).[2] indium has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[32] indium is known by 39 alternative names across languages and contexts.[33]

Entities named for indium include indite[30], a mineral species[31].

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] . Ueber das Indium. wikidata.org.
  4. [4] . Ueber das Indium. wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . PubChem. Retrieved . wikidata.org.
  7. [9] . Atomic weights of the elements 2009 (IUPAC Technical Report). wikidata.org.
  8. [10] . PubChem. Retrieved . wikidata.org.
  9. [11] . periodic table. wikidata.org.
  10. [12] . periodic table. wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . cns11643.gov.tw. Retrieved . cns11643.gov.tw. Provenance: wikidata.org.
  15. [17] . Ueber das Indium. wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . periodic table. wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [30] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [31] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [32] . Wikidata sitelinks. wikidata.org.
  3. [33] . 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). indium. Retrieved May 3, 2026, from https://4ort.xyz/entity/indium
MLA “indium.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/indium.
BibTeX @misc{4ortxyz_indium_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{indium}}, year = {2026}, url = {https://4ort.xyz/entity/indium}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): indium — https://4ort.xyz/entity/indium (retrieved 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. 5d ago · Ponor · 2026-05-16 view diff on Wikidata ↗
    Discoverer or inventor Ferdinand Reich, Hieronymous Theodor Richter
    Subclass of post-transition metal, period 5
    Vapor pressure {'unit': 'Q6859652', 'amount': '+0'}
    Topic's main category Category:Indium
    + 24 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/31836|batch #31836]]: Hrvatska enciklopedija"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.