<Tr> <Td_colspan="2"> Infobox references </Td> </Tr> <Tr> <Td> </Td> <Td> </Td> </Tr> <P> Lithium sulfide is the inorganic compound with the formula Li S. It crystallizes in the antifluorite motif, described as the salt (Li) S. It forms a solid yellow - white deliquescent powder . In air, it easily hydrolyses to release hydrogen sulfide (rotten egg odor). </P> <P> Lithium sulfide is prepared by treating lithium with sulfur . This reaction is conveniently conducted in anhydrous ammonia . </P>

What is the name of the compound lis