noun🔗ShareAny of a class of unsaturated ketones, having a general formula R1R2C=C=O, that react as if they were inner acid anhydrides"In the laboratory, the chemist carefully generated ketene to use it as a reactive building block in synthesizing a new polymer. "chemistrycompoundsubstanceChat with AIVocabulary GamePractice Reading
noun🔗ShareThe parent compound of this class, CH2=C=O, an unstable, reactive colourless gas"Because ketene is a highly reactive gas, it's usually generated and used immediately in chemical reactions rather than stored. "compoundsubstancechemistryChat with AIVocabulary GamePractice Reading
