Rock salt, i.e. NaCl type structure has 6:6 coordination number.
Thus, in NaCl crystal, each Na+ ion is surrounded by 6 Cl- ions and each Cl- is surrounded by 6Na+ ions.
Rock salt, i.e. NaCl type structure has 6:6 coordination number.
Thus, in NaCl crystal, each Na+ ion is surrounded by 6 Cl- ions and each Cl- is surrounded by 6Na+ ions.