protactinium(IV) oxide

chemical compound
ChemicalSubstance type_of_chemical_entity Q3498021
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protactinium(IV) oxide

Summary

protactinium(IV) oxide is a type of chemical entity[1]. It ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (9 views/month).[2]

Key Facts

  • protactinium(IV) oxide's instance of is recorded as type of chemical entity[3].
  • protactinium(IV) oxide's CAS Registry Number is recorded as 12036-03-2[4].
  • protactinium(IV) oxide's canonical SMILES is recorded as O=[Pa]=O[5].
  • protactinium(IV) oxide's InChI is recorded as InChI=1S/2O.Pa[6].
  • protactinium(IV) oxide's InChIKey is recorded as FUMADFKVOBAYPE-UHFFFAOYSA-N[7].
  • protactinium(IV) oxide's chemical formula is recorded as PaO₂[8].
  • protactinium(IV) oxide's subclass of is recorded as chemical compound[9].
  • protactinium(IV) oxide's has part is recorded as oxygen[10].
  • protactinium(IV) oxide's has part is recorded as protactinium[11].
  • protactinium(IV) oxide's Freebase ID is recorded as /m/080fyv1[12].
  • protactinium(IV) oxide's mass is recorded as {'unit': 'Q483261', 'amount': '+263.02571324'}[13].
  • protactinium(IV) oxide's PubChem Substance ID is recorded as 472273726[14].
  • protactinium(IV) oxide's SureChEMBL ID is recorded as 632245[15].
  • protactinium(IV) oxide's DSSTox substance ID is recorded as DTXSID701029533[16].

Why It Matters

protactinium(IV) oxide ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (9 views/month).[2] It has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.[17] It is known by 3 alternative names across languages and contexts.[18]

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.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . 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). protactinium(IV) oxide. Retrieved May 3, 2026, from https://4ort.xyz/entity/protactinium-iv-oxide
MLA “protactinium(IV) oxide.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/protactinium-iv-oxide.
BibTeX @misc{4ortxyz_protactinium-iv-oxide_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{protactinium(IV) oxide}}, year = {2026}, url = {https://4ort.xyz/entity/protactinium-iv-oxide}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): protactinium(IV) oxide — https://4ort.xyz/entity/protactinium-iv-oxide (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/protactinium-iv-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. 4w ago · KaleemBot bot · 2026-04-30 view diff on Wikidata ↗
    Subclass of chemical compound
    Has part(s) oxygen, protactinium
    Mass {'unit': 'Q483261', 'amount': '+263.02571324'}
    Instance of
    + 4 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:پروٹیکٹینیم (IV) آکسائیڈ]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.