Each pack contains 10 3D light brown shapes to represent lone pair orbitals. Each fits directly into an appropriate hole on atoms. You might use these, for instance, to represent the lone pair in amines.
The Molymod® system is the original, unique, dual-scale system of high quality low-cost molecular models. These enormously popular sets are used by students and scientists all over the world.
This pack of 10 blue atoms are used typically to represent nitrogen atoms and is for extending your existing set or for replacing lost atoms.
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