roentgenium

chemical element with symbol Rg and atomic number 111
Thing chemical_element Q1272
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roentgenium

Summary

roentgenium is a chemical element[1]. roentgenium draws 5,340 Wikipedia views per month (chemical_element category, ranking #91 of 144).[2]

Key Facts

  • roentgenium is credited with the discovery of GSI Helmholtz Centre for Heavy Ion Research[3].
  • roentgenium's instance of is recorded as chemical element[4].
  • roentgenium's instance of is recorded as synthetic element[5].
  • Wilhelm Röntgen is named after roentgenium[6].
  • roentgenium's location of discovery is recorded as GSI Helmholtz Centre for Heavy Ion Research[7].
  • roentgenium's element symbol is recorded as Rg[8].
  • roentgenium's element symbol is recorded as Uuu[9].
  • roentgenium is a type of d-block[10].
  • roentgenium is part of period 7[11].
  • roentgenium is part of group 11[12].
  • roentgenium is part of transition metal[13].
  • roentgenium's Commons category is recorded as Roentgenium[14].
  • roentgenium's Unicode character is recorded as 錀[15].
  • roentgenium's Unicode character is recorded as 𬬭[16].
  • roentgenium's crystal system is recorded as body-centered cubic[17].
  • roentgenium's time of discovery or invention is recorded as December 8, 1994[18].
  • roentgenium's IPA transcription is recorded as rʌntˈɡɛniəm[19].
  • roentgenium's IPA transcription is recorded as rɛntˈɡɛniəm[20].
  • roentgenium's topic's main category is recorded as Category:Roentgenium[21].
  • roentgenium's Commons gallery is recorded as Roentgenium[22].
  • roentgenium's atomic number is recorded as {'amount': '+111'}[23].
  • roentgenium's oxidation state is recorded as {'amount': '-1'}[24].
  • roentgenium's oxidation state is recorded as {'amount': '+1'}[25].
  • roentgenium's oxidation state is recorded as {'amount': '+3'}[26].
  • roentgenium's oxidation state is recorded as {'amount': '+5'}[27].

Body

Definition and Type

Recorded instance of include chemical element[4] and synthetic element[5]. roentgenium is a type of d-block[10].

Origins

Wilhelm Röntgen is named after roentgenium[6].

Use and Application

Part of include period 7[11], a period[28]; group 11[12], a group[29]; and transition metal[13].

Why It Matters

roentgenium draws 5,340 Wikipedia views per month (chemical_element category, ranking #91 of 144).[2] roentgenium has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[30] roentgenium is known by 59 alternative names across languages and contexts.[31]

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [3] ↑ . 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] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.

Inline context (facts about related entities)

  1. [28] ↑ . Wikidata. wikidata.org. → on this site
  2. [29] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [30] ↑ . Wikidata sitelinks. wikidata.org.
  3. [31] ↑ . 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). roentgenium. Retrieved October 5, 2026, from https://4ort.xyz/entity/roentgenium
MLA “roentgenium.” 4ort.xyz Knowledge Graph, 4ort.xyz, 5 Oct. 2026, https://4ort.xyz/entity/roentgenium.
BibTeX @misc{4ortxyz_roentgenium_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{roentgenium}}, year = {2026}, url = {https://4ort.xyz/entity/roentgenium}, note = {Accessed: 2026-10-05}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): roentgenium — https://4ort.xyz/entity/roentgenium (retrieved 2026-10-05)

Canonical URL: https://4ort.xyz/entity/roentgenium · 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. 18d ago · R1F4T · 2026-09-19 view diff on Wikidata ↗
    Mass → {'amount': '+282.16912'}
    Oxidation state → {'amount': '-1'}, {'amount': '+1'}, {'amount': '+3'} +2
    "/* wbsetclaim-create:2||1 */ [[Property:P2067]]: 282.16912±0.00072 dalton, add the mass of the longest-lived isotope (AME via NIST)"
  2. 18d ago · R1F4T · 2026-09-19 view diff on Wikidata ↗
    Ipa transcription → rʌntˈɡɛniəm, rɛntˈɡɛniəm
    Oxidation state → {'amount': '-1'}, {'amount': '+1'}, {'amount': '+3'} +2
    "/* wbsetclaim-create:2||1 */ [[Property:P1121]]: −1, add oxidation state from en:Template:Infobox element/symbol-to-oxidation-state"
  3. 18d ago · R1F4T · 2026-09-19 view diff on Wikidata ↗
    Ipa transcription → rʌntˈɡɛniəm, rɛntˈɡɛniəm
    "/* wbsetclaim-create:2||1 */ [[Property:P898]]: rɛntˈɡɛniəm, add IPA transcription (from en:Template:Infobox element/symbol-to-pronunciation)"
  4. 18d ago · R1F4T · 2026-09-19 view diff on Wikidata ↗
    Pronunciation audio → En-uk-roentgenium.oga, LL-Q1860 (eng)-Naomi Persephone Amethyst (NaomiAmethyst)-roe, LL-Q1860 (eng)-Naomi Persephone Amethyst (NaomiAmethyst)-roe
    "/* wbsetclaim-create:2||1 */ [[Property:P443]]: LL-Q1860 (eng)-Naomi Persephone Amethyst (NaomiAmethyst)-roentgenium (alt).wav, add English pronunciation audio (Lingua Libre, from en:Template:Infobox "
  5. 18d ago · R1F4T · 2026-09-19 view diff on Wikidata ↗
    Electron configuration → [Rn] 7s² 5f¹⁴ 6d⁹
    "/* wbsetqualifier-add:1| */ [[Property:P1480]]: [[Q18122778]], add predicted electron configuration (Aufbau extrapolation, marked presumably)"
  6. 19d ago · R1F4T · 2026-09-18 view diff on Wikidata ↗
    Subclass of → d-block
    "/* wbsetclaim-create:2||1 */ [[Property:P279]]: [[Q214503]], add periodic table block (IUPAC 2021 convention)"
  7. 5w ago · Baum64 · 2026-08-30 view diff on Wikidata ↗
    Subclass of → d-block
    Part of → period 7, group 11, transition metal
    "/* wbremoveclaims-remove:1| */ [[Property:P279]]: [[Q19588]], [[:toollabs:quickstatements/#/batch/269683|batch #269683]]"
  8. 5w ago · Baum64 · 2026-08-29 view diff on Wikidata ↗
    Subclass of → d-block
    "/* wbcreateclaim-create:1| */ [[Property:P279]]: [[Q19588]], [[:toollabs:quickstatements/#/batch/269657|batch #269657]]"
  9. 5w ago · Mahirtwofivesix · 2026-08-26 view diff on Wikidata ↗
    Babelnet id → 00006837n
    "/* wbsetclaim-create:1||1 */ [[Property:P2581]]: 00006837n, added/modified IDs mapped to WordNet 3.1"
  10. 7w ago · Baum64 · 2026-08-16 view diff on Wikidata ↗
    Crystal system → body-centered cubic
    "/* wbcreateclaim-create:1| */ [[Property:P556]]: [[Q851536]], [[:toollabs:quickstatements/#/batch/269026|batch #269026]]"
  11. 12w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → PBYzr
    "/* wbcreateclaim-create:1| */ [[Property:P14541]]: PBYzr, #quickstatements; #temporary_batch_1783718152792"
  12. 13w ago · Mahir256 · 2026-07-05 view diff on Wikidata ↗
    Arabic ontology lexical concept id → 151078525
    "/* wbsetclaim-create:2||1 */ [[Property:P12451]]: 151078525"
  13. 19w ago · Twofivesixbot bot · 2026-05-23 view diff on Wikidata ↗
    Atomic number → {'amount': '+111'}
    Named after → Wilhelm Röntgen
    Aliases → —
    Instance of → —
    + 13 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|1 */ [[Property:P8189]]: 987007595444605171, mv to monolingual text names on J9U statements"
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