Submitted by György Chityil ... on Fri, 01/19/2018 - 21:56 Hierarchy: NounDescription: {{inorganic chemistry}} An complex of four molecules of ammonia surrounding a copper ionNgram: cuproammoniumNgram Text: cuproammoniumSource: WiktionaryIssue: 0Wiktionary tag: inorganic chemistryNgram Count: 1