See carbon neutral
containing the carbonyl group. a compound containing metal combined with carbon monoxide, as nickel carbonyl, Ni(CO) 4 . Historical Examples Chromic acid converts it into phosgene (carbonyl chloride, COCl2). Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 Various On oxidation, the molecule is split at the carbonyl group and a mixture of acids is obtained. […]
phosgene. noun (not in technical usage) another name for phosgene carbonyl chloride See phosgene.
the bivalent radical CO, occurring in acids, ketones, aldehydes, and their derivatives.
to introduce the carbonyl group into (an organic compound).