lead(II) oxide

chemical compound
ChemicalSubstance type_of_chemical_entity Q407879
lead(II) oxide
Hubertus Giefers · Public Domain · Wikimedia
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lead(II) oxide

Summary

lead(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 (7 views/month).[2]

Key Facts

  • lead(II) oxide's instance of is recorded as type of chemical entity[3].
  • lead(II) oxide's canonical SMILES is recorded as O=[Pb][4].
  • lead(II) oxide's chemical formula is recorded as PbO[5].
  • lead(II) oxide is a type of lead oxide[6].
  • lead(II) oxide's Commons category is recorded as Lead(II) oxide[7].
  • lead(II) oxide's said to be the same as is recorded as massicot[8].
  • lead(II) oxide's said to be the same as is recorded as litharge[9].
  • lead(II) oxide's crystal system is recorded as orthorhombic crystal system[10].
  • lead(II) oxide's crystal system is recorded as tetragonal crystal system[11].
  • lead(II) oxide's point group is recorded as ditetragonal-dipyramidal[12].
  • lead(II) oxide's space group is recorded as space group P4/nmm[13].
  • lead(II) oxide's described by source is recorded as Great Soviet Encyclopedia (1926–1947)[14].
  • lead(II) oxide's described by source is recorded as Great Soviet Encyclopedia (1926–1947)[15].
  • lead(II) oxide's described by source is recorded as Massicot and litharge, the two modifications of lead monoxide[16].
  • lead(II) oxide's described by source is recorded as Meyers Konversations-Lexikon, 4th edition (1885–1890)[17].
  • lead(II) oxide's density is recorded as {'amount': '+8810.23'}[18].
  • lead(II) oxide's mass is recorded as {'amount': '+223.971567'}[19].
  • lead(II) oxide's melting point is recorded as {'amount': '+1161.15'}[20].
  • lead(II) oxide's boiling point is recorded as {'amount': '+1743.15'}[21].
  • lead(II) oxide's has part is recorded as oxygen[22].
  • lead(II) oxide's has part is recorded as lead[23].
  • lead(II) oxide's standard molar entropy is recorded as {'amount': '+239.98'}[24].
  • lead(II) oxide's standard molar entropy is recorded as {'amount': '+73.38'}[25].
  • lead(II) oxide's standard enthalpy of formation is recorded as {'amount': '+70.29'}[26].
  • lead(II) oxide's standard enthalpy of formation is recorded as {'amount': '-202.25'}[27].

Body

Works and Contributions

Things named for lead(II) oxide include litharge[28], a mineral species[29] and massicot[30], a mineral species[31].

Why It Matters

lead(II) oxide ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (7 views/month).[2] It has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[32] It is known by 84 alternative names across languages and contexts.[33]

Entities named for it include litharge[28], a mineral species[29] and massicot[30], a mineral species[31].

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.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . 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. [28] ↑ . wikidata.org. → on this site
  2. [30] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [29] ↑ . Wikidata. wikidata.org. → on this site
  2. [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). lead(II) oxide. Retrieved October 4, 2026, from https://4ort.xyz/entity/lead-ii-oxide
MLA “lead(II) oxide.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Oct. 2026, https://4ort.xyz/entity/lead-ii-oxide.
BibTeX @misc{4ortxyz_lead-ii-oxide_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{lead(II) oxide}}, year = {2026}, url = {https://4ort.xyz/entity/lead-ii-oxide}, note = {Accessed: 2026-10-04}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): lead(II) oxide — https://4ort.xyz/entity/lead-ii-oxide (retrieved 2026-10-04)

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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. 8d ago · KrBot bot · 2026-09-26 view diff on Wikidata ↗
    Zvg number → 3230
    "/* wbsetclaimvalue:1| */ [[Property:P679]]: 3230, см. / see [[Template:Autofix|autofix]] на / on [[Property talk:P679]]"
  2. 11d ago · Mrwdat3 · 2026-09-23 view diff on Wikidata ↗
    Zvg number → 3230
    "/* wbcreateclaim-create:1| */ [[Property:P679]]: 003230, [[:toollabs:quickstatements/#/batch/275042|batch #275042]]"
  3. 6w ago · Baum64 · 2026-08-23 view diff on Wikidata ↗
    Point group → ditetragonal-dipyramidal
    Has part(s) → —
    Standard enthalpy of formation → {'amount': '+70.29'}, {'amount': '-202.25'}, {'amount': '-219.41'}
    Has part(s) of the class → oxygen, lead
    + 1 other property edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P2670]]: [[Q629]], [[:toollabs:quickstatements/#/batch/269324|batch #269324]]"
  4. 6w ago · KrBot bot · 2026-08-19 view diff on Wikidata ↗
    Shear modulus → {'amount': '+10522000000.0'}
    Poisson's ratio → {'amount': '+0.225'}
    Bulk modulus → {'amount': '+15634000000.0'}
    Melting point → {'amount': '+1161.15'}
    + 1 other property edited (see Wikidata diff for full list)
    "/* wbsetreference-set:2| */ [[Property:P5668]]: 15,634,000,000.0 pascal, см. / see [[Template:Autofix|autofix]] на / on [[Property talk:P356]]"
  5. 6w ago · Baum64 · 2026-08-18 view diff on Wikidata ↗
    Cod id → 9012698
    Space group → space group P4/nmm
    Density → {'amount': '+8810.23'}
    "/* wbcreateclaim-create:1| */ [[Property:P9824]]: 9012698, [[:toollabs:quickstatements/#/batch/269136|batch #269136]]"
  6. 15w ago · Nabbegat · 2026-06-19 view diff on Wikidata ↗
    Local thumb → —
    Has parts → —
    Instance of → type of chemical entity
    Said to be the same as → massicot, litharge
    + 9 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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