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plutonium-239

isotope of plutonium
Thing isotope_of_plutonium Q1141329
plutonium-239
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plutonium-239

Summary

plutonium-239 is an isotope of plutonium[1]. plutonium-239 draws 569 Wikipedia views per month (isotope_of_plutonium category, ranking #1 of 7).[2]

Key Facts

  • plutonium-239's image is recorded as Plutonium-239.svg[3].
  • plutonium-239's instance of is recorded as isotope of plutonium[4].
  • plutonium-239's CAS Registry Number is recorded as 15117-48-3[5].
  • plutonium-239's canonical SMILES is recorded as [Pu][6].
  • plutonium-239's InChI is recorded as InChI=1S/Pu/i1-5[7].
  • plutonium-239's InChIKey is recorded as OYEHPCDNVJXUIW-FTXFMUIASA-N[8].
  • plutonium-239's chemical formula is recorded as Pu[9].
  • plutonium-239's subclass of is recorded as plutonium[10].
  • plutonium-239's has use is recorded as nuclear weapon[11].
  • plutonium-239's has use is recorded as nuclear reactor[12].
  • plutonium-239's Commons category is recorded as Plutonium-239[13].
  • plutonium-239's Freebase ID is recorded as /m/077qg5[14].
  • plutonium-239's UNII is recorded as ET2Z8EJJ1X[15].
  • plutonium-239's ChemSpider ID is recorded as 55669[16].
  • plutonium-239's PubChem CID is recorded as 61782[17].
  • plutonium-239's decays to is recorded as uranium-235[18].
  • plutonium-239's atomic number is recorded as {'amount': '+94'}[19].
  • plutonium-239's spin quantum number is recorded as {'amount': '+0.5'}[20].
  • plutonium-239's parity quantum number is recorded as {'amount': '+1'}[21].
  • plutonium-239's neutron number is recorded as {'amount': '+145'}[22].
  • plutonium-239's Encyclopædia Britannica Online ID is recorded as science/plutonium-239[23].
  • plutonium-239's isomeric SMILES is recorded as [239Pu][24].
  • plutonium-239's mass is recorded as {'unit': 'Q483261', 'amount': '+239.052161669'}[25].
  • plutonium-239's half-life is recorded as {'unit': 'Q1092296', 'amount': '+24110.0'}[26].
  • plutonium-239's binding energy is recorded as {'unit': 'Q28719934', 'amount': '+1806916.002'}[27].

Why It Matters

plutonium-239 draws 569 Wikipedia views per month (isotope_of_plutonium category, ranking #1 of 7).[2] plutonium-239 has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[28] plutonium-239 is known by 23 alternative names across languages and contexts.[29]

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] ↑ . Global Substance Registration System. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  4. [6] ↑ . PubChem. Retrieved . wikidata.org.
  5. [7] ↑ . PubChem. Retrieved . wikidata.org.
  6. [8] ↑ . PubChem. Retrieved . wikidata.org.
  7. [9] ↑ . PubChem. Retrieved . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . Freebase Data Dumps. wikidata.org.
  13. [15] ↑ . Global Substance Registration System. Retrieved . wikidata.org.
  14. [16] ↑ . Q2311683. Retrieved . wikidata.org.
  15. [17] ↑ . PubChem. Retrieved . wikidata.org.
  16. [18] ↑ . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  19. [21] ↑ . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . PubChem. Retrieved . wikidata.org.
  23. [25] ↑ . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: wikidata.org.
  24. [26] ↑ . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  25. [27] ↑ . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . 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). plutonium-239. Retrieved May 3, 2026, from https://4ort.xyz/entity/plutonium-239
MLA “plutonium-239.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/plutonium-239.
BibTeX @misc{4ortxyz_plutonium-239_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{plutonium-239}}, year = {2026}, url = {https://4ort.xyz/entity/plutonium-239}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): plutonium-239 — https://4ort.xyz/entity/plutonium-239 (retrieved 2026-05-03)

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