🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisPolskiPortuguêsTiếng ViệtTürkçeРусскийالعربيةفارسیไทย한국어中文日本語EntityQ1188583· pop 29· linked from 254 articleshydridohelium(1+)onium ion of helium; protonated heliumConnectionskryptonEntityarsenic trihydrideEntityCategoriesAcidsCationsChembox image size setChemical articles with multiple ChEBIsChemical articles with multiple compound IDsChemicals without a PubChem CIDHelium compoundsHydrogen compoundsMultiple chemicals in an infobox that need indexingSubstances discovered in the 1920sSuperacids