Comment; Complaint; Dicarbon monoxide. Structure, properties, spectra, suppliers and links for: Dicarbon monoxide, 119754-08-4. Even after washing, produce remains contaminated by this chemical. ... (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. in many forms of cruel animal research. in nuclear power plants. Formula: C 2 O; Molecular weight: 40.0208; IUPAC Standard InChI: InChI=1S/C2O/c1-2-3; Download the identifier in a file. in the production of styrofoam. Dicarbon monoxide is a molecule that contains two carbon atoms and one oxygen atom. The following page uses this file: File:Dicarbon-monoxide-2D.png; File usage on other wikis. in the distribution of pesticides. Lone pairs are found in the outermost electron shell of atoms. A lone pair refers to a pair of valence electrons that are not shared with another atom and is some times called a non-bonding pair. Dihydrogen Monoxide Uses Despite the danger, dihydrogen monoxide is often used: as an industrial solvent and coolant. as a fire retardant.