Question

how to find radius ratio of caf2(calcium fluoride)?in pecometers

Answer 1

Tetrahedral nd octahedral sites in closest packing can be occupied by other atoms or ions in crystal structures of salts and alloys. Thus, recognizing their existence and their geometrical constrains help the study and interpretation of crystal chemistry. The packing of spheres and the formation of tetrahedral and octahedral sites or holes are shown below.