Home›Allotropes›triatomic hydrogen🌐EnglishEnglishEspañolFrançaisالعربية한국어中文日本語EntityQ5645461· pop 10· linked from 15 articlestriatomic hydrogenAlso known as Trihydrogrenunstable allotrope of hydrogenWikidata factsMass3.0238Show 2 more factscanonical SMILES[H]1[H][H]1chemical formulaH₃Sources (1)wikidata.orgvia Wikidata · CC0Available in 10 languagesEspañolFrançais中文العربيةCatalanGalicianGreekHungarianOccitanvia Wikidata sitelinks · CC0Connectionstrihydrogen cationEntityhydrogenEntityCategoriesAllotropesChembox image size setChemical pages without ChemSpiderIDChemicals without a PubChem CIDHomonuclear triatomic moleculesHydrogen