The Simple English Wikipedia has an article on: Ethane Pronunciation (US) enPR: ĕth'ān, IPA (key): en or /ˈɛθeɪn/ (UK) enPR: ēth'ān, IPA (key): en or /ˈiːθeɪn/ Audio (US)(file) Noun Singular ethane Plural none (uncountable) Ethane (C2H6) is a type of hydrocarbon that is found in natural gas. Ethane is an alkane with 2 carbon atoms. Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads