🌐EnglishEnglishDeutschNederlandsPolskiSvenskaРусский中文日本語EntityQ1327815· pop 5· linked from 117 articleshydrogen compoundAlso known as hydrogen compoundsclass of chemical compoundsAvailable in 5 languagesDeutschBanglaEsperantoTamilvia Wikidata sitelinks · CC0ConnectionselectronegativityEntityBrønsted–Lowry acid–base theoryEntityCategoriesChemical compounds by elementHydrogenHydrogen compoundsSource attribution