CH 2 OH. O. H. H. H. OH. H. OH. HO. H. OH. Carbohydrates -I- . Energy molecules. General Characteristics . Carbohydrates = Carbon (C) + Hydrates (OH). All carbohydrates are compounds composed of (at least) C, H, and O The general formula for a carbohydrate is: (CH 2 O) n
Carbohydrates can be:
Carbohydrates are placed in to one of three categories, depending on the number of monosaccharide units, or residues, they contain.
Monosaccharides are classified according to the number of carbons and whether they contain an aldehyde or ketone.
Monosaccharides contain chiral carbon atoms.