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ionization energy

minimum amount of energy required to remove an electron from an atom or molecule in the gaseous state
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ionization energy

Summary

ionization energy ranks in the top 2% of general entities by monthly Wikipedia readership (2,260 views/month).[1]

Key Facts

  • ionization energy is a type of binding energy[2].
  • ionization energy is a type of chemical quantity[3].
  • ionization energy's described by source is recorded as ISO 80000-12:2019 Quantities and units — Part 12: Condensed matter physics[4].
  • ionization energy's main Wikidata property is recorded as P2260[5].
  • ionization energy's different from is recorded as excitation energy[6].
  • ionization energy's different from is recorded as molar ionization energy[7].
  • ionization energy's exact match is recorded as http://purl.obolibrary.org/obo/ENVO_2000024[8].
  • ionization energy's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[9].
  • ionization energy's recommended unit of measurement is recorded as joule[10].
  • ionization energy's recommended unit of measurement is recorded as electronvolt[11].
  • ionization energy's recommended unit of measurement is recorded as kilogram square metre per square second[12].

Body

Definition and Type

Recorded subclass of include binding energy[2] and chemical quantity[3].

Why It Matters

ionization energy ranks in the top 2% of general entities by monthly Wikipedia readership (2,260 views/month).[1] It has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[13] It is known by 71 alternative names across languages and contexts.[14]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [13] ↑ . Wikidata sitelinks. wikidata.org.
  3. [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). ionization energy. Retrieved October 5, 2026, from https://4ort.xyz/entity/ionization-energy
MLA “ionization energy.” 4ort.xyz Knowledge Graph, 4ort.xyz, 5 Oct. 2026, https://4ort.xyz/entity/ionization-energy.
BibTeX @misc{4ortxyz_ionization-energy_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{ionization energy}}, year = {2026}, url = {https://4ort.xyz/entity/ionization-energy}, note = {Accessed: 2026-10-05}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): ionization energy — https://4ort.xyz/entity/ionization-energy (retrieved 2026-10-05)

Canonical URL: https://4ort.xyz/entity/ionization-energy · 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. 26d ago · عُثمان · 2026-09-10 view diff on Wikidata ↗
    Great russian encyclopedia online id (2017) → 4935851
    Recommended unit of measurement → joule, electronvolt, kilogram square metre per square second
    Wurvoc.org measure id → Ionization_energy
    Subclass of → —
    + 6 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:1||1 */ [[Property:P3328]]: Ionization_energy, Matched to [[:toollabs:mix-n-match/#/entry/14008242|ionization energy (#14008242)]] in [[:toollabs:mix-n-match/#/catalog/281|Wurvoc."
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.