List of top Chemistry Questions on Solid State asked in National Eligibility Cum Entrance Test

A compound is formed by cation C and anion A. The anions form hexagonal close packed (hcp) lattice and the cations occupy 75% of octahedral voids. The formula of the compound is :

If a is the length of the side of a cube , the distance between the body centred atom and one corner atom in the cube will be