Chapter 9, Problem 8QP

Predict the geometries of the following species: $\left(\text{a}\right){\text{ AlCl}}_{\text{3}}\text{, }\left(\text{b}\right){\text{ ZnCl}}_{\text{2}}\text{, }\left(\text{c}\right){\text{ HgBr}}_{\text{2}}\text{, }\left(\text{d}\right){\text{ N}}_{\text{2}}\text{O}$ (arrangement of atoms is NNO).