🌐EnglishEnglishEspañolFrançaisالعربية한국어中文日本語EntityQ5645461· pop 10· linked from 15 articlestriatomic hydrogenAlso known as Trihydrogrenunstable allotrope of hydrogenAvailable in 10 languagesEspañolFrançais中文العربيةCatalanGalicianGreekHungarianOccitanvia Wikidata sitelinks · CC0Connectionstrihydrogen cationEntityhydrogenEntityCategoriesAllotropesChembox image size setChemical pages without ChemSpiderIDChemicals without a PubChem CIDHomonuclear triatomic moleculesHydrogen