The ATOMOD™2 Organic can be used to make quality colour-coded 3D models of different substances.This set enables each student to make models of water ammonia methane carbon dioxide alcohols acids esters chloro-hydrocarbons and many other substances. The models are easy to assemble and come complete with clearly illustrated instructions.Supplied in a plastic storage box containing six separate bags of atoms and bonds.Contents:10 Hydrogen atoms White 1 hole4 Carbon atoms Black 4-hole2 Oxygen atom Red 2-hole3 Chlorine atoms Green 1-hole1 Nitrogen atom Blue 4-hole20 Medium Grey Links4 Long Flexible Grey Links