9.2 VSEPR theory 1)Lewis Structure 汝一Be一处 2)Number of valence electrons 2 pairs of valence electrons around a central atom Beryllium Chloride 180° They repel each other at opposite ends of the central atom9.2 VSEPR theory pairs of around val a 2 ence ele a ctron t s central om 1) Lewis Structure Cl Be Cl 2) Number of valence electrons a central atom They repel each other at opposite ends of the central atom