Sodium chloride crystallises in a face centred cubic lattice in which each

Sodium chloride, NaCl usually crystallizes in a face centred cubic lattice. How many ions are in contact with any single Na^(+) ion ?

An example of a face centred cubic lattice is

An example of a face centred cubic lattice is

A substance A_(x)B_(y) crystallises in a face centred cubic (fcc) lattice in which atoms 'A' occupy each corner of the cube and atoms 'B' occupy the centres of each face of the cube identify the correct formula of the compound.

A substance A_(x)B_(y) crystallises in a face centred cubic (fcc) lattice in which atoms 'A' occupy each corner of the cube and atoms 'B' occupy the centres of each face of the cube identify the correct formula of the compound.