uranium

radioactive, metallic chemical element with symbol U and atomic number 92
Thing chemical_element Q1098
uranium
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uranium

Summary

uranium is a chemical element[1]. uranium ranks in the top 3% of chemical_element entities by monthly Wikipedia readership (250 views/month).[2]

Key Facts

  • uranium is credited with the discovery of Q903801[3].
  • uranium is credited with the discovery of Martin Heinrich Klaproth[4].
  • uranium's instance of is recorded as chemical element[5].
  • uranium's instance of is recorded as radioactive element[6].
  • uranium's instance of is recorded as lithophile[7].
  • Uranus is named after uranium[8].
  • uranium's canonical SMILES is recorded as [U][9].
  • uranium's element symbol is recorded as U[10].
  • uranium's element symbol is recorded as Ur[11].
  • uranium's chemical formula is recorded as U[12].
  • uranium is a type of actinide[13].
  • uranium is a type of heavy metal[14].
  • uranium is a type of f-block[15].
  • uranium is part of period 7[16].
  • uranium is part of actinide[17].
  • uranium's Commons category is recorded as Uranium[18].
  • uranium's Unicode character is recorded as 鈾[19].
  • uranium's crystal system is recorded as orthorhombic crystal system[20].
  • uranium's time of discovery or invention is recorded as 1789[21].
  • uranium's time of discovery or invention is recorded as 1789[22].
  • uranium's IPA transcription is recorded as jʊˈreɪniəm[23].
  • uranium's topic's main category is recorded as Category:Uranium[24].
  • uranium's Commons gallery is recorded as Uranium[25].
  • uranium's atomic number is recorded as {'amount': '+92'}[26].
  • uranium's electronegativity is recorded as {'amount': '+1.38'}[27].

Body

Definition and Type

Recorded instance of include chemical element[5], radioactive element[6], and lithophile[7]. Recorded subclass of include actinide[13], heavy metal[14], and f-block[15].

Origins

Uranus is named after uranium[8].

Use and Application

Part of include period 7[16], a period[28] and actinide[17], a chemical series[29].

Influence

Things named for uranium include uraninite[30], a mineral species[31]; uranophane[32], a mineral species[33]; uranocircite[34], a mineral species[35]; uranopilite[36], a mineral species[37]; vanuralite[38], a mineral species[39]; umohoite[40], a mineral species[41]; znucalite[42], a mineral species[43]; and althupite[44], a mineral species[45].

Why It Matters

uranium ranks in the top 3% of chemical_element entities by monthly Wikipedia readership (250 views/month).[2] uranium has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[46] uranium is known by 42 alternative names across languages and contexts.[47]

Entities named for uranium include uraninite[30], a mineral species[31]; uranophane[32], a mineral species[33]; uranocircite[34], a mineral species[35]; uranopilite[36], a mineral species[37]; vanuralite[38], a mineral species[39]; and umohoite[40], a mineral species[41].

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

Inverse relationships (entities pointing at this one)

  1. [30] ↑ . wikidata.org. → on this site
  2. [32] ↑ . wikidata.org. → on this site
  3. [34] ↑ . wikidata.org. → on this site
  4. [36] ↑ . wikidata.org. → on this site
  5. [38] ↑ . wikidata.org. → on this site
  6. [40] ↑ . wikidata.org. → on this site
  7. [42] ↑ . wikidata.org. → on this site
  8. [44] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [28] ↑ . Wikidata. wikidata.org. → on this site
  2. [29] ↑ . Wikidata. wikidata.org. → on this site
  3. [31] ↑ . Wikidata. wikidata.org. → on this site
  4. [33] ↑ . Wikidata. wikidata.org. → on this site
  5. [35] ↑ . Wikidata. wikidata.org. → on this site
  6. [37] ↑ . Wikidata. wikidata.org. → on this site
  7. [39] ↑ . Wikidata. wikidata.org. → on this site
  8. [41] ↑ . Wikidata. wikidata.org. → on this site
  9. [43] ↑ . Wikidata. wikidata.org. → on this site
  10. [45] ↑ . 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. [46] ↑ . Wikidata sitelinks. wikidata.org.
  3. [47] ↑ . 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). uranium. Retrieved October 3, 2026, from https://4ort.xyz/entity/uranium
MLA “uranium.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 Oct. 2026, https://4ort.xyz/entity/uranium.
BibTeX @misc{4ortxyz_uranium_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{uranium}}, year = {2026}, url = {https://4ort.xyz/entity/uranium}, note = {Accessed: 2026-10-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): uranium — https://4ort.xyz/entity/uranium (retrieved 2026-10-03)

Canonical URL: https://4ort.xyz/entity/uranium · 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. 13h ago · R1F4T · 2026-10-03 view diff on Wikidata ↗
    P14936 → {'unit': 'Q192274', 'amount': '+175'}
    Sitelink count → 176
    Wikipedia languages → ['abstract', 'af', 'als', 'am', 'an', 'anp', 'ar', 'ary', 'arz', 'ast', 'az', 'a
    P14937 → {'unit': 'Q192274', 'amount': '+196'}
    + 1 other property edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P14936]]: 175 picometre, Add sourced P14936 element radius"
  2. 7d ago · KrBot bot · 2026-09-26 view diff on Wikidata ↗
    Zvg number → 7920
    "/* wbsetclaimvalue:1| */ [[Property:P679]]: 7920, см. / see [[Template:Autofix|autofix]] на / on [[Property talk:P679]]"
  3. 10d ago · Mrwdat3 · 2026-09-23 view diff on Wikidata ↗
    Zvg number → 7920
    "/* wbcreateclaim-create:1| */ [[Property:P679]]: 007920, [[:toollabs:quickstatements/#/batch/275042|batch #275042]]"
  4. 14d ago · R1F4T · 2026-09-19 view diff on Wikidata ↗
    Oxidation state → {'amount': '-1'}, {'amount': '+1'}, {'amount': '+2'} +4
    Crystal system → orthorhombic crystal system
    "/* wbsetclaim-create:2||1 */ [[Property:P556]]: [[Q648961]], add crystal system from en:Template:Infobox element"
  5. 14d ago · R1F4T · 2026-09-19 view diff on Wikidata ↗
    Oxidation state → {'amount': '-1'}, {'amount': '+1'}, {'amount': '+2'} +4
    "/* wbsetclaim-create:2||1 */ [[Property:P1121]]: −1, add oxidation state from en:Template:Infobox element/symbol-to-oxidation-state"
  6. 14d ago · R1F4T · 2026-09-19 view diff on Wikidata ↗
    Ipa transcription → jʊˈreɪniəm
    "/* wbsetclaim-create:2||1 */ [[Property:P898]]: jʊˈreɪniəm, add IPA transcription (from en:Template:Infobox element/symbol-to-pronunciation)"
  7. 14d ago · R1F4T · 2026-09-19 view diff on Wikidata ↗
    Pronunciation audio → LL-Q1860 (eng)-Naomi Persephone Amethyst (NaomiAmethyst)-ura
    "/* wbsetclaim-create:2||1 */ [[Property:P443]]: LL-Q1860 (eng)-Naomi Persephone Amethyst (NaomiAmethyst)-uranium.wav, add English pronunciation audio (Lingua Libre, from en:Template:Infobox element/sy"
  8. 14d ago · R1F4T · 2026-09-19 view diff on Wikidata ↗
    Electron configuration → [Rn] 7s² 5f³ 6d¹
    "/* wbsetclaim-create:2||1 */ [[Property:P8000]]: [Rn] 7s² 5f³ 6d¹, add electron configuration from NIST ASD ground levels"
  9. 15d ago · R1F4T · 2026-09-18 view diff on Wikidata ↗
    Subclass of → actinide, heavy metal, f-block
    "/* wbsetclaim-create:2||1 */ [[Property:P279]]: [[Q214680]], add periodic table block (IUPAC 2021 convention)"
  10. 15d ago · R1F4T · 2026-09-18 view diff on Wikidata ↗
    Ionization energy → {'unit': 'Q83327', 'amount': '+6.19405'}, {'unit': 'Q83327', 'amount': '+11.6'}, {'unit': 'Q83327', 'amount': '+19.8'}
    "/* wbeditentity-statements-single-property-add:1||3 */ [[Property:P2260]], import ionization energy from NIST Atomic Spectra Database"
  11. 28d ago · Baum64 · 2026-09-05 view diff on Wikidata ↗
    Has characteristic → radioactivity, paramagnetism
    Standard molar entropy → {'unit': 'Q20966455', 'amount': '+199.79'}, {'unit': 'Q20966455', 'amount': '+50.2'}
    Subclass of → actinide, heavy metal, f-block
    "/* wbcreateclaim-create:1| */ [[Property:P3071]]: 199.79 joule per mole kelvin, [[:toollabs:quickstatements/#/batch/270882|batch #270882]]"
  12. 5w ago · Baum64 · 2026-08-29 view diff on Wikidata ↗
    Subclass of → actinide, heavy metal, f-block
    "/* wbcreateclaim-create:1| */ [[Property:P279]]: [[Q19577]], [[:toollabs:quickstatements/#/batch/269656|batch #269656]]"
  13. 5w ago · Mahirtwofivesix · 2026-08-26 view diff on Wikidata ↗
    Interlingual index id → i114027
    Arabic ontology lexical concept id → 151078556
    "/* wbeditentity-statements-multiple-properties-update:0||3 */ added/modified IDs mapped to WordNet 3.1"
  14. 6w ago · Baum64 · 2026-08-16 view diff on Wikidata ↗
    Electrical conductivity → {'unit': 'Q80842107', 'amount': '+3240000.0'}
    Poisson's ratio → {'amount': '+0.194'}
    Melting point → {'unit': 'Q11579', 'amount': '+1407.0'}
    Specific heat capacity → {'unit': 'Q3085309', 'amount': '+116.0'}
    + 5 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P9824]]: 2106190, [[:toollabs:quickstatements/#/batch/269026|batch #269026]]"
  15. 10w ago · Kirilloparma · 2026-07-25 view diff on Wikidata ↗
    P14470 → Objects/Uranium
    "/* wbsetclaim-create:1||1 */ [[Property:P14470]]: Objects/Uranium, Adding missing [[P:P14470|P14470]] and [[P:P9675|P9675]] qualifier based on [[P:P5247|P5247]]"
  16. 12w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 34j507, 3Q5piH, 1UylDS
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  17. 15w ago · Susmuffin · 2026-06-15 view diff on Wikidata ↗
    Harper's tag → uranium
    "/* wbsetclaim-create:1||1 */ [[Property:P13772]]: uranium, Matched to [[:toollabs:mix-n-match/#/entry/289966387|uranium (#289966387)]] in [[:toollabs:mix-n-match/#/catalog/7915|Harper's tag]] #mix'n'm"
  18. 16w ago · Jindřich Rubeš · 2026-06-11 view diff on Wikidata ↗
    Svkkl authority id → 0200358-uran
    "/* wbcreateclaim-create:1| */ [[Property:P9322]]: 0200358-uran, [[:toollabs:quickstatements/#/batch/259473|batch #259473]]"
  19. 19w ago · Twofivesixbot bot · 2026-05-17 view diff on Wikidata ↗
    Hrvatska enciklopedija id → uranij
    Local thumb → —
    "/* wbsetclaim-update-qualifiers:1||1|4 */ [[Property:P2347]]: 11691, mv to monolingual text names on YSO statements"
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