barium-137

isotope of barium
Thing stable_isotope Q4734760
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barium-137

Summary

barium-137 is a stable isotope[1]. barium-137 draws 13 Wikipedia views per month (stable_isotope category, ranking #16 of 46).[2]

Key Facts

  • barium-137's instance of is recorded as stable isotope[3].
  • barium-137's instance of is recorded as isotope of barium[4].
  • barium-137's GND ID is recorded as 4144052-3[5].
  • barium-137's CAS Registry Number is recorded as 13981-97-0[6].
  • barium-137's canonical SMILES is recorded as [137Ba][7].
  • barium-137's InChI is recorded as InChI=1S/Ba/i1+0[8].
  • barium-137's InChIKey is recorded as DSAJWYNOEDNPEQ-IGMARMGPSA-N[9].
  • barium-137's chemical formula is recorded as Ba[10].
  • barium-137's subclass of is recorded as barium[11].
  • barium-137's PubChem CID is recorded as 6335817[12].
  • barium-137's atomic number is recorded as {'unit': '1', 'amount': '+56'}[13].
  • barium-137's spin quantum number is recorded as {'unit': '1', 'amount': '+1.5'}[14].
  • barium-137's parity quantum number is recorded as {'unit': '1', 'amount': '+1'}[15].
  • barium-137's neutron number is recorded as {'unit': '1', 'amount': '+81'}[16].
  • barium-137's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q483261', 'amount': '+136.905827375'}[17].
  • barium-137's binding energy is recorded as {'unit': 'http://www.wikidata.org/entity/Q28719934', 'amount': '+1149680.299'}[18].
  • barium-137's mass excess is recorded as {'unit': 'http://www.wikidata.org/entity/Q28719934', 'amount': '-87721.235'}[19].
  • barium-137's natural abundance is recorded as {'unit': '1', 'amount': '+0.11232'}[20].
  • barium-137's SureChEMBL ID is recorded as 29816851[21].
  • barium-137's DSSTox substance ID is recorded as DTXSID30161173[22].
  • barium-137's Wolfram Language entity code is recorded as Entity["Isotope", "Barium137"][23].
  • barium-137's DSSTOX compound identifier is recorded as DTXCID6083664[24].
  • barium-137's UniChem compound ID is recorded as 42331623[25].

Why It Matters

barium-137 draws 13 Wikipedia views per month (stable_isotope category, ranking #16 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] . 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] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  13. [15] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: wikidata.org.
  16. [18] . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: wikidata.org.
  17. [19] . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: wikidata.org.
  18. [20] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . UniChem. 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). barium-137. Retrieved May 3, 2026, from https://4ort.xyz/entity/barium-137
MLA “barium-137.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/barium-137.
BibTeX @misc{4ortxyz_barium-137_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{barium-137}}, year = {2026}, url = {https://4ort.xyz/entity/barium-137}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): barium-137 — https://4ort.xyz/entity/barium-137 (retrieved 2026-05-03)

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