dubnium

chemical element with symbol Db and atomic number 105
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dubnium

Summary

dubnium is a chemical element[1]. dubnium has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • dubnium is credited with the discovery of Joint Institute for Nuclear Research[3].
  • dubnium is credited with the discovery of Lawrence Berkeley National Laboratory[4].
  • dubnium's instance of is recorded as chemical element[5].
  • dubnium's instance of is recorded as synthetic element[6].
  • Dubna is named after dubnium[7].
  • dubnium's element symbol is recorded as Db[8].
  • dubnium's element symbol is recorded as Unp[9].
  • dubnium is a type of transition metal[10].
  • dubnium is part of period 7[11].
  • dubnium is part of group 5[12].
  • dubnium's Commons category is recorded as Dubnium[13].
  • dubnium's Unicode character is recorded as 𨧀[14].
  • dubnium's time of discovery or invention is recorded as February 18, 1970[15].
  • dubnium's topic's main category is recorded as Category:Dubnium[16].
  • dubnium's Commons gallery is recorded as Dubnium[17].
  • dubnium's atomic number is recorded as {'amount': '+105'}[18].
  • dubnium's described by source is recorded as Armenian Soviet Encyclopedia[19].
  • dubnium's has characteristic is recorded as radioactivity[20].
  • dubnium's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[21].
  • dubnium's electron configuration is recorded as [Rn] 5f¹⁴ 6d³ 7s²[22].

Body

Definition and Type

Recorded instance of include chemical element[5] and synthetic element[6]. dubnium is a type of transition metal[10].

Origins

Dubna is named after dubnium[7].

Use and Application

Part of include period 7[11], a period[23] and group 5[12], a group[24].

Why It Matters

dubnium has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[2] dubnium is known by 35 alternative names across languages and contexts.[25]

References

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

Direct Wikidata claims

  1. [5] . wikidata.org.
  2. [6] . wikidata.org.
  3. [3] . wikidata.org.
  4. [4] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . Atomic weights of the elements 2009 (IUPAC Technical Report). wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . cns11643.gov.tw. Retrieved . cns11643.gov.tw. Provenance: 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.

Inline context (facts about related entities)

  1. [23] . Wikidata. wikidata.org. → on this site
  2. [24] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [25] . 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). dubnium. Retrieved May 3, 2026, from https://4ort.xyz/entity/dubnium
MLA “dubnium.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/dubnium.
BibTeX @misc{4ortxyz_dubnium_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{dubnium}}, year = {2026}, url = {https://4ort.xyz/entity/dubnium}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): dubnium — https://4ort.xyz/entity/dubnium (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. 5d ago · ~2026-37145-11 · 2026-06-30 view diff on Wikidata ↗
    Wordnet 3.1 synset id 14660701-n
    Arabic ontology lexical concept id 151078456
    Great norwegian encyclopedia id dubnium
    "/* wbsetclaim-create:2||1 */ [[Property:P4342]]: unnilpentium"
  2. 25d ago · Mahir256 · 2026-06-09 view diff on Wikidata ↗
    Aliases
    Atomic number {'amount': '+105'}
    Discoverer or inventor Joint Institute for Nuclear Research, Lawrence Berkeley National Laboratory
    Part of
    + 14 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update:2||1|1 */ [[Property:P5063]]: i113927"
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