plumbane
/ˈplʌmbeɪn/Chemistry
noun
Lead tetrahydride, PbH4, an extremely unstable gas; (more generally) any of a (largely hypothetical) series of lead hydrides, analogous to the alkanes, of which PbH4 is the simplest member.
- Frequently as a formative element in the names of alkyl compounds of lead, regarded as substituted lead hydrides..
Origin
Early 19th century (in an earlier sense). From classical Latin plumbum lead + -ane.