Answer to Question #54335 in Chemistry for sree

Question

the 8:8 type of packing is present in which compounds?

Answer 1

This type is characteristic for compounds which have Body-centered-cubic structure. Despite the general formula is AB, each ion has coordination number being of 8, and is surrounded by eight counter-ions giving A8B8 structural type. For instance, this is represented in CsCl, CsBr and CsI.