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the claim
Aluminium oxide is amphoteric
the verdict
SUPPORTED
the evidence backs this
refutedsupported
the weight of evidence
5 sources for · 0 against

Multiple authoritative reference texts and peer-reviewed scientific studies confirm that aluminium oxide is amphoteric, meaning it exhibits both acidic and basic properties and is soluble in both acids and alkalis.

Evidence for · 5
Wikipedia: Aluminium hydroxide
cited by 0
Reference article covering this claim directly
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How claims like this are judged

Judged against reference works: claims of this kind are settled by reference works, not journal abstracts.

More for · 4
Wikipedia: Amphoterism
cited by 0
Reference article covering this claim directly
Collins Educational: Modern inorganic chemistry
cited by 0
Compares titanium oxide's amphoterism to aluminium oxide, confirming the latter.
Journal of Electrochemical Science and Engineering: Sealing of cerium oxide coating primers on anodized AA2024-T3 alloy by boiling in Lourier buffers
2024 · cited by 0
Refers to the amphoteric nature of alumina (aluminium oxide) passivation films.
OpenAIRE: SOME PROPERTIES OF THE ANODIZED ALUMINIUM SURFACE
2000 · cited by 0
Discusses amphoteric dissociation of oxidized aluminium.
Everything we examined (29)
  1. Wikipedia: Aluminium oxidereferenceno side takennot shown: read and judged not to bear on this claim
  2. Wikipedia: Aluminium hydroxidereferencesupports
  3. Wikipedia: Amphoterismreferencesupports
  4. Book: Chemistry insights 'O' levelreferencesupportsnot shown: a book whose author and subject did not establish authority here
  5. Butterworths: The periodic tablereferenceno side takennot shown: read and judged not to bear on this claim
  6. Internet Archive: Structural and comparative inorganic chemistryreferenceno side takennot shown: read and judged not to bear on this claim
  7. Heinemann Educational Books: Structural and Eoliiielel Ger Ai Chemistryreferenceno side takennot shown: read and judged not to bear on this claim
  8. London Butterworths: The periodic tablereferenceno side takennot shown: read and judged not to bear on this claim
  9. Van Nostrand: Concise inorganic chemistryreferenceno side takennot shown: read and judged not to bear on this claim
  10. Collins Educational: Modern inorganic chemistryreferencesupports
  11. Butterworths: The Periodic Tablereferenceno side takennot shown: read and judged not to bear on this claim
  12. Butterworths: The periodic tablereferenceno side takennot shown: read and judged not to bear on this claim
  13. Wikisource: 1911 Encyclopædia Britannica/Cellulosereferenceno side takennot shown: read and judged not to bear on this claim
  14. Journal of Electrochemical Science and Engineering: Sealing of cerium oxide coating primers on anodized AA2024-T3 alloy by boiling in Lourier bufferspeer-reviewedsupports
  15. Физико-химические аспекты изучения кластеров, наноструктур и наноматериалов: Template effect in the synthesis of micro- and nanoscale oxide materials and compositions based on them in combustion reactions of glycine-nitrpeer-reviewedno side takennot shown: read and judged not to bear on this claim
  16. OpenAIRE: SOME PROPERTIES OF THE ANODIZED ALUMINIUM SURFACEpeer-reviewedsupports
  17. OpenAIRE: Aluminium ions at polyelectrolyte interfaces. III. Role in polyacrylic acid/aluminium oxide and humic acid/kaolinite aggregate cohesionpeer-reviewedno side takennot shown: read and judged not to bear on this claim
  18. OpenAIRE: Nonprinting Areas on the Offset printing plates What we know-what we should knowpeer-reviewedsupports
  19. OpenAIRE: Roughness of nonprinting surfaces of the offset printing plate depending on processing solution concentrationpeer-reviewedsupports
  20. NASA Technical Reports Server: Investigation of the aluminium-aluminium oxide reversible transformation as observed by hot stage electron microscopy.primary-datano side takennot shown: read and judged not to bear on this claim
  21. NASA Technical Reports Server: Electron tunnelling into amorphous germanium and silicon.primary-datano side takennot shown: read and judged not to bear on this claim
  22. NASA Technical Reports Server: Study of the Aluminium Content in AGB Winds Using ALMA Indications for the Presence of Gas-Phase (Al2O3)n Clustersprimary-datano side takennot shown: read and judged not to bear on this claim
  23. NASA Technical Reports Server: Aluminium or copper substrate panel for selective absorption of solar energyprimary-datano side takennot shown: read and judged not to bear on this claim
  24. NASA Technical Reports Server: Friction and wear of some ferrous-base metallic glassesprimary-datano side takennot shown: read and judged not to bear on this claim
  25. OSTI: Potential for eco-friendly recovery of rare earth elements from fly ash using carboxylic acids: A comparative study with mineral acids and environmental risk assessment for sustainable fly ash reusepeer-reviewedno side takennot shown: read and judged not to bear on this claim
  26. Nanomaterials: Vertical Etching of Scandium Aluminum Nitride Thin Films Using TMAH Solutionpeer-reviewedno side takennot shown: read and judged not to bear on this claim
  27. ACS Applied Materials and Interfaces: Ethanol Upgrading to n -Butanol Using Transition-Metal-Incorporated Poly(triazine)imide Frameworkspeer-reviewedno side takennot shown: read and judged not to bear on this claim
  28. OSTI: Implications of doping on microstructure, processing, and thermoelectric performance: The case of PbSepeer-reviewedno side takennot shown: read and judged not to bear on this claim
  29. Construction and Building Materials: Temperature-sensitively dissolving of GGBS in neutral and alkali mediapeer-reviewedno side takennot shown: read and judged not to bear on this claim
The paper trail · every fact has a biography
first checked05 Aug 2026
judged → SUPPORTED · 7505 Aug 2026
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