The pairs of electrons that exist in the valence shells of atoms repel each other as far as possible. This repulsion helps determine the shapes of molecules formed in covalent compounds. This chemistry video podcast shows some of these possible shapes and explains their formation. (Some of you have experienced difficulties with the audio on the previous version of this episode. I have re-recorded the soundtrack in this podcast. Let me know if this solves the problem. Richard)
Podden och tillhörande omslagsbild på den här sidan tillhör Richard Meagher. Innehållet i podden är skapat av Richard Meagher och inte av, eller tillsammans med, Poddtoppen.
