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thallium-210

isotope of thallium
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Summary

thallium-210 is an isotope of thallium[1]. thallium-210 draws 6 Wikipedia views per month (isotope of thallium category, ranking #1 of 4).[2]

Key Facts

  • Subclass of: thallium[3]
  • Decays to: lead-209[4], lead-210[5]
  • Atomic number: 81[6]
  • Spin quantum number: 5.0[7]
  • Parity quantum number: 1[8]
  • Neutron number: 129[9]
  • Mass: 209.99007297[10]
  • Half-life: 1.3[11]
  • Binding energy: 1640853.48[12]
  • Mass excess: -9246.969[13]

Why It Matters

thallium-210 is known by 10 alternative names across languages and contexts.[14]

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [14] ↑ . 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). thallium-210. Retrieved October 9, 2026, from https://4ort.xyz/entity/thallium-210
MLA “thallium-210.” 4ort.xyz Knowledge Graph, 4ort.xyz, 9 Oct. 2026, https://4ort.xyz/entity/thallium-210.
BibTeX @misc{4ortxyz_thallium-210_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{thallium-210}}, year = {2026}, url = {https://4ort.xyz/entity/thallium-210}, note = {Accessed: 2026-10-09}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): thallium-210 — https://4ort.xyz/entity/thallium-210 (retrieved 2026-10-09)

Canonical URL: https://4ort.xyz/entity/thallium-210 · 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. 22d ago · Profesorul Blazat · 2026-09-19 view diff on Wikidata ↗
    Wolfram language entity code → Entity["Isotope", "Thallium210"]
    Binding energy → {'amount': '+1640853.48'}
    Decays to → lead-209, lead-210
    Instance of → isotope of thallium
    + 10 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-short:0||ro */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/55080|batch #55080]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.