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actinium-225

isotope of actinium
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actinium-225

Summary

actinium-225 is an isotope of actinium[1]. actinium-225 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • actinium-225's instance of is recorded as isotope of actinium[3].
  • actinium-225 is a type of actinium[4].
  • actinium-225's decays to is recorded as francium-221[5].
  • actinium-225's decays to is recorded as bismuth-211[6].
  • actinium-225's decays to is recorded as carbon-14[7].
  • actinium-225's atomic number is recorded as {'amount': '+89'}[8].
  • actinium-225's spin quantum number is recorded as {'amount': '+1.5'}[9].
  • actinium-225's parity quantum number is recorded as {'amount': '-1'}[10].
  • actinium-225's neutron number is recorded as {'amount': '+136'}[11].
  • actinium-225's mass is recorded as {'unit': 'Q483261', 'amount': '+225.023228647'}[12].
  • actinium-225's half-life is recorded as {'unit': 'Q573', 'amount': '+10'}[13].
  • actinium-225's binding energy is recorded as {'unit': 'Q28719934', 'amount': '+1724780.25'}[14].
  • actinium-225's mass excess is recorded as {'unit': 'Q28719934', 'amount': '+21637.346'}[15].

Body

Definition and Type

actinium-225's instance of is recorded as isotope of actinium[3]. actinium-225 is a type of actinium[4].

Why It Matters

actinium-225 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2] actinium-225 is known by 10 alternative names across languages and contexts.[16]

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] ↑ . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  8. [10] ↑ . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: wikidata.org.
  11. [13] ↑ . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  12. [14] ↑ . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: wikidata.org.
  13. [15] ↑ . 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] ↑ . Wikidata sitelinks. wikidata.org.
  2. [16] ↑ . 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). actinium-225. Retrieved May 3, 2026, from https://4ort.xyz/entity/actinium-225
MLA “actinium-225.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/actinium-225.
BibTeX @misc{4ortxyz_actinium-225_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{actinium-225}}, year = {2026}, url = {https://4ort.xyz/entity/actinium-225}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): actinium-225 — https://4ort.xyz/entity/actinium-225 (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. 4w ago · Yirba · 2026-06-20 view diff on Wikidata ↗
    Instance of → isotope of actinium
    Mass excess → {'unit': 'Q28719934', 'amount': '+21637.346'}
    Subclass of → —
    Aliases → —
    + 11 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/37444|batch #37444]]: Encyclopedia of China (Third Edition) ID (2026) ([[Property:P14541]]) 2"
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