 
       
      
    Q. 2. Butanone is a four-carbon compound with the functional group
            (a) carboxylic acid.
            (b) aldehyde.
            (c) ketone.
            (d) alcohol.
 
                
                  Butanone is a four-carbon compound with the functional group ketone. (c)
Butan-one: one is the suffix used for the functional group ketone.
 
                