Webbromine is a diatomic molecule and contains only bromine atoms. Webdrawing the lewis structure for br 2. Br 2 is a reddish gas at room temperature. The br 2 lewis structure is similar to f 2, cl 2, and i 2 since f, cl, and i are all in group 7 and. Weba lewis dot diagram, also known as an electron dot diagram or a lewis structure, is a visual representation of the valence electrons in an element or a molecule. Webbromine lewis dot structure. Bromine exists as a diatomic…