protium

isotope of hydrogen with 0 neutrons
Thing stable_isotope Q12830437
protium
SM358 · Public Domain · Wikimedia
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protium

Summary

protium is a stable isotope[1]. protium draws 136 Wikipedia views per month (stable_isotope category, ranking #5 of 46).[2]

Key Facts

  • protium's instance of is recorded as stable isotope[3].
  • protium's instance of is recorded as isotope of hydrogen[4].
  • protium was followed by deuterium[5].
  • protium is a type of hydrogen[6].
  • protium's atomic number is recorded as {'amount': '+1'}[7].
  • protium's spin quantum number is recorded as {'amount': '+0.5'}[8].
  • protium's parity quantum number is recorded as {'amount': '+1'}[9].
  • protium's neutron number is recorded as {'amount': '+0'}[10].
  • protium's described by source is recorded as National Encyclopedia of Uzbekistan[11].
  • protium's different from is recorded as protium atom[12].
  • protium's mass is recorded as {'unit': 'Q483261', 'amount': '+1.00782503224'}[13].
  • protium's binding energy is recorded as {'unit': 'Q28719934', 'amount': '+0.0'}[14].
  • protium's mass excess is recorded as {'unit': 'Q28719934', 'amount': '+7288.97061'}[15].
  • protium's natural abundance is recorded as {'amount': '+0.999885'}[16].

Body

Definition and Type

Recorded instance of include stable isotope[3] and isotope of hydrogen[4]. protium is a type of hydrogen[6].

Why It Matters

protium draws 136 Wikipedia views per month (stable_isotope category, ranking #5 of 46).[2] protium has Wikipedia articles in 14 language editions, a strong signal of global cultural recognition.[17] protium is known by 17 alternative names across languages and contexts.[18]

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] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  7. [9] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. 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.
  14. [16] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [17] . Wikidata sitelinks. wikidata.org.
  3. [18] . 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). protium. Retrieved May 3, 2026, from https://4ort.xyz/entity/protium
MLA “protium.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/protium.
BibTeX @misc{4ortxyz_protium_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{protium}}, year = {2026}, url = {https://4ort.xyz/entity/protium}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): protium — https://4ort.xyz/entity/protium (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. 5w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 2638U2
    Instance of stable isotope, isotope of hydrogen
    Spin quantum number {'amount': '+0.5'}
    Mass {'unit': 'Q483261', 'amount': '+1.00782503224'}
    + 14 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.