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?