Sodium chloride is a metal halide salt with the chemical formula NaCl. Potassium chloride is also a metal halide salt and the chemical formula of this compound is KCl. Both of these chemical compounds feature an alkali metal (a group 1 element) and a halogen (a group 17 element). Important Properties and Uses of Sodium Chloride and Potassium Chloride Some most important … [Read more...] about Important Properties and Uses of Sodium Chloride and Potassium Chloride