Sodium chloride crystallises into F.C.C lattice with Nat occupying corner of a cube and the centre of each face, whereas Cl^(-) is occupies the centre of each edge and centre of the cube. The r_c //r_a value for NaCl is 0.53 and coordination number is 6,6. In NaCl crystal lattice each sodium ion is surrounded by — number of chloride ions in ---- fashion

Sodium chloride crystallises into F.C.C lattice with Nat occupying cor

1.	Sodium chloride crystallises into F.C.C lattice with Nat occupying corner of a cube and the centre of each face, whereas Cl^(-) is occupies the centre of each edge and centre of the cube. The r_c //r_a value for NaCl is 0.53 and coordination number is 6,6. In NaCl crystal lattice each sodium ion is surrounded by — number of chloride ions in ---- fashion
Answer» 8, TETRAHEDRAL 6, octahedral 8, square planar 6, DISTORTED octahedron ANSWER :B