iridium-191

isotope of iridium
Thing stable_isotope Q18883039
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iridium-191

Summary

iridium-191 is a stable isotope[1]. iridium-191 draws 1 Wikipedia views per month (stable_isotope category, ranking #20 of 46).[2]

Key Facts

  • iridium-191's instance of is recorded as stable isotope[3].
  • iridium-191's instance of is recorded as isotope of iridium[4].
  • iridium-191's subclass of is recorded as iridium[5].
  • iridium-191's atomic number is recorded as {'unit': '1', 'amount': '+77'}[6].
  • iridium-191's spin quantum number is recorded as {'unit': '1', 'amount': '+1.5'}[7].
  • iridium-191's parity quantum number is recorded as {'unit': '1', 'amount': '+1'}[8].
  • iridium-191's neutron number is recorded as {'unit': '1', 'amount': '+114'}[9].
  • iridium-191's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q483261', 'amount': '+190.960591527'}[10].
  • iridium-191's binding energy is recorded as {'unit': 'http://www.wikidata.org/entity/Q28719934', 'amount': '+1518089.583'}[11].
  • iridium-191's mass excess is recorded as {'unit': 'http://www.wikidata.org/entity/Q28719934', 'amount': '-36708.756'}[12].
  • iridium-191's natural abundance is recorded as {'unit': '1', 'amount': '+0.373'}[13].
  • iridium-191's Wolfram Language entity code is recorded as Entity["Isotope", "Iridium191"][14].

Why It Matters

iridium-191 draws 1 Wikipedia views per month (stable_isotope category, ranking #20 of 46).[2]

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] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  6. [8] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: wikidata.org.
  9. [11] . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: 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] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.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). iridium-191. Retrieved May 3, 2026, from https://4ort.xyz/entity/iridium-191
MLA “iridium-191.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/iridium-191.
BibTeX @misc{4ortxyz_iridium-191_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{iridium-191}}, year = {2026}, url = {https://4ort.xyz/entity/iridium-191}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): iridium-191 — https://4ort.xyz/entity/iridium-191 (retrieved 2026-05-03)

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