The coordination number of each atom in body centered cubic unit cell is

The coordination number of an atom in a body- centered cubic structure is [Assume that the lattice is made up of atoms.)

The coordination number for an atom in a primitive cubic unit cell is :

The coordination number of each atom in simple cubic structure is

The fraction of volume occupied by atoms in a body centered cubic unit cell is:

The fraction of volume occupied by atoms in a body centered cubic unit cell is:

The fraction of volume occupied by atoms in a body centered cubic unit cell is: