Be able to recognize and define the characteristics of Prototype lattices:

1. NaCl
2. sphalerite
3. wurzite
4. fluorite
5. cesium chloride
6. perovskite
7. rutile

Be able calculate lattice enthalpies and determine the relative stabilities of ionic materials

Know :

• Born-Lande/Mayer Equation
• Born-Haber cycle
• Reasons for deviations from experimental values
• Radius Ratio Rule