Chemical function
            
                
                    
                    
                
            
        
        - Name
 - Carbonyl group
 
- Explicit name
 - C=O double bond group
 - Secondary name
 - CO double bond group
 - Comments
 - Functional group R−C(=O)−R
 
- Formula
 - R−C(=O)−R
 - Chemical formula
 - RCOR
 - Structural formula
 - [R][C](=O)[R]
 - Charge
 - 0
 - Unpaired electrons
 - 0
 
                    - Isotope mixture type
 - terrestrial abundance