Sodium Chloride is an alkali halide with an fcc crystal structure. The basis is two ions, a sodium cation and a chlorine anion. The crystal lattice parameter is 0.563 nm. The diagram shows both a unit ...
The formula Hâ‚‚O shows that water is made from ... atoms in total Compounds made from a metal and a non-metal, like sodium chloride, do not form molecules. They form giant structures like this.