🌐EnglishEnglishEspañolPolskiРусский中文日本語EntityQ50308749· pop 7· linked from 93 articleshypothetical chemical compoundchemical compound which existence is or was predicted, but its existence has not been confirmedAvailable in 6 languagesEspañol中文CzechHebrewsimplevia Wikidata sitelinks · CC0ConnectionsInternational Standard Book NumberEntitychemical compoundEntityCategoriesHypothetical chemical compoundsTheoretical chemistry