cobalt(II) oxide

chemical compound
ChemicalSubstance type_of_chemical_entity Q411283
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cobalt(II) oxide

Summary

cobalt(II) oxide is a type of chemical entity[1]. It ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (1,215 views/month).[2]

Key Facts

  • cobalt(II) oxide's instance of is recorded as type of chemical entity[3].
  • cobalt(II) oxide's canonical SMILES is recorded as [O-2].[Co+2][4].
  • cobalt(II) oxide's chemical formula is recorded as CoO[5].
  • cobalt(II) oxide is a type of cobalt oxide[6].
  • cobalt(II) oxide's crystal system is recorded as face-centered cubic[7].
  • cobalt(II) oxide's point group is recorded as cubic-hexoctahedral[8].
  • cobalt(II) oxide's space group is recorded as space group Fm-3m[9].
  • cobalt(II) oxide's density is recorded as {'amount': '+6450.0'}[10].
  • cobalt(II) oxide's mass is recorded as {'amount': '+74.928'}[11].
  • cobalt(II) oxide's melting point is recorded as {'amount': '+1830'}[12].
  • cobalt(II) oxide's has part is recorded as oxygen[13].
  • cobalt(II) oxide's has part is recorded as cobalt[14].
  • cobalt(II) oxide's subject has role is recorded as carcinogen[15].
  • cobalt(II) oxide's standard molar entropy is recorded as {'amount': '+52.85'}[16].
  • cobalt(II) oxide's standard enthalpy of formation is recorded as {'amount': '-237.74'}[17].
  • cobalt(II) oxide's 2022 Harmonized System Code is recorded as 282200[18].

Why It Matters

cobalt(II) oxide ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (1,215 views/month).[2] It has Wikipedia articles in 20 language editions, a strong signal of global cultural recognition.[19] It is known by 38 alternative names across languages and contexts.[20]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [19] ↑ . Wikidata sitelinks. wikidata.org.
  3. [20] ↑ . 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). cobalt(II) oxide. Retrieved September 26, 2026, from https://4ort.xyz/entity/cobalt-ii-oxide
MLA “cobalt(II) oxide.” 4ort.xyz Knowledge Graph, 4ort.xyz, 26 Sep. 2026, https://4ort.xyz/entity/cobalt-ii-oxide.
BibTeX @misc{4ortxyz_cobalt-ii-oxide_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{cobalt(II) oxide}}, year = {2026}, url = {https://4ort.xyz/entity/cobalt-ii-oxide}, note = {Accessed: 2026-09-26}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): cobalt(II) oxide — https://4ort.xyz/entity/cobalt-ii-oxide (retrieved 2026-09-26)

Canonical URL: https://4ort.xyz/entity/cobalt-ii-oxide · Last refreshed:

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. 1d ago · KrBot bot · 2026-09-26 view diff on Wikidata ↗
    Zvg number → 3600
    "/* wbsetclaimvalue:1| */ [[Property:P679]]: 3600, см. / see [[Template:Autofix|autofix]] на / on [[Property talk:P679]]"
  2. 4d ago · Mrwdat3 · 2026-09-23 view diff on Wikidata ↗
    Has part(s) → —
    Zvg number → 3600
    Standard enthalpy of formation → {'amount': '-237.74'}
    Has part(s) of the class → oxygen, cobalt
    + 2 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P679]]: 003600, [[:toollabs:quickstatements/#/batch/275042|batch #275042]]"
  3. 5w ago · Baum64 · 2026-08-23 view diff on Wikidata ↗
    Has part(s) of the class → oxygen, cobalt
    "/* wbcreateclaim-create:1| */ [[Property:P2670]]: [[Q629]], [[:toollabs:quickstatements/#/batch/269324|batch #269324]]"
  4. 5w ago · KrBot bot · 2026-08-19 view diff on Wikidata ↗
    Crystal system → face-centered cubic
    Density → {'amount': '+6450.0'}
    "/* wbsetreference-set:2| */ [[Property:P690]]: [[Q15041893]], см. / see [[Template:Autofix|autofix]] на / on [[Property talk:P356]]"
  5. 5w ago · Baum64 · 2026-08-18 view diff on Wikidata ↗
    Cod id → 1533087
    Space group → space group Fm-3m
    "/* wbcreateclaim-create:1| */ [[Property:P9824]]: 1533087, [[:toollabs:quickstatements/#/batch/269136|batch #269136]]"
  6. 14w ago · Nabbegat · 2026-06-19 view diff on Wikidata ↗
    Has parts → —
    Instance of → type of chemical entity
    Subclass of → —
    Aliases → —
    + 6 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-short:0||tr */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/37300|batch #37300]]"
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