The Molymod® Inorganic/Organic Student Set can be used to make quality colour-coded 3D models Designed to make a wide range of open type models such as amines inorganic acids metal oxides and simple organic structures.Contents are supplied in a compact plastic storage box.Atoms:2 x metal (1 hole)3 x metal (2 hole)1 x metal (3 hole)1 x metal (4 hole)1 x metal (6 hole)6 x halogen (1 hole)1 x oxygen (4 hole)6 x oxygen (2 hole)1 x boron (3 hole)1 x sulphur (2 hole)1 x nitrogen (3 hole)2 x nitrogen (4 hole)6 x carbon (4 hole)1 x phosphorous (3 hole)1 x phosphorous (5 hole)14 x hydrogen (1 hole)1 x brown (3 hole)1 x brown (4 hole)1 x brown (5 hole)1 x brown (6 hole)Bonds:3 x lone pair paddles20 x grey medium5 x purple medium12 x grey long flexible