Submitted by György Chityil ... on Fri, 01/19/2018 - 20:57 Hierarchy: NounDescription: {{inorganic compound}} The gas C<sub>3</sub>O<sub>2</sub>, having a heterocumulene structure O=C=C=C=ONgram: carbon suboxideNgram Text: carbon suboxideSource: WiktionaryIssue: 0Wiktionary tag: inorganic compoundNgram Count: 2
