Review Questions for Lecture 4:  Crystal Coordination and Pauling's Rules

1. What do Pauling's rules describe?

2. How does one predict the coordination number that a cation will obtain in an ionically
bonded crystal?

3. What coordination numbers are possible for ionically bonded crystals?

4. How does one predict the strength of a bond?

5. What polyhedral elements are most likely to share elements with other polyhedra?
Why?