hydronium

aqueous cation H₃O⁺, the type of oxonium ion produced by protonation of water

Wikidata entity: Q849881

H₃O⁺ (P274)


Wikimedia Commons category is Hydronium ion

Quantities

P2067mass19.01839
P1117pKa0

P233 canonical SMILES String [OH3+] ???
P373 Commons category String Hydronium ion ???
P4147 conjugate acid ... Q27113599 (tetrahydridooxygen(2+)) tetrahydridooxygen(2+)
P4149 conjugate base ... Q283 (water) water
P1343 described by source ... Q124737633 (Armenian Soviet Encyclopedia, vol. 6) Armenian Soviet Encyclopedia, vol. 6
P1889 different from ... Q2294 (proton) proton
P1889 different from ... Q506710 (hydron) hydron
P1889 different from ... Q11737422 (Eigen cation) Eigen cation
P1889 different from ... Q11737423 (diaquahydrogen(1+)) diaquahydrogen(1+)
P527 has part(s) ... Q556 (hydrogen) hydrogen
P527 has part(s) ... Q629 (oxygen) oxygen
P31 instance of ... Q113145171 (type of chemical entity) type of chemical entity
P279 subclass of ... Q132187 (oxonium) oxonium
P279 subclass of ... Q6709746 (lyonium ion) lyonium ion
P279 subclass of ... Q64995341 (onium monocation) onium monocation
External Ids
P231CAS Registry Number13968-08-6
P683ChEBI ID29412
P661ChemSpider ID109935
P8494DSSTOX compound identifierDTXCID501323624
P3117DSSTox substance IDDTXSID20893597
P1417Encyclopædia Britannica Online IDscience/hydronium-ion
P646Freebase ID/m/0d42l
P1578Gmelin number141
P234InChIInChI=1S/H2O/h1H2/p+1
P235InChIKeyXLYOFNOQVPJJNP-UHFFFAOYSA-O
P3827JSTOR topic ID (archived)hydronium-ions
P8408KBpedia IDHydroniumIon
P6366Microsoft Academic ID (discontinued)2777325023
P10283OpenAlex IDC2777325023
P6781ProofWiki IDDefinition:Hydronium_Ion
P662PubChem CID123332
P662PubChem CID44144404
P2877SureChEMBL ID170031
P11089UniChem compound ID1102215

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