A. titrating an alkali against an appropriate acid B. reacting an acid with trioxocarbonatr (IV) salt C. directing combination of the elements which make up the salt D. mixing two soluble compounds containing the metallic radical and the acidic radical
Correct Answer: D
Explanation
Two soluble metal salts react with each other to form one soluble salt and one insoluble salt . Lead nitrate solution and sodium chloride solution react to produce solid lead chloride , leaving soluble sodium nitrate in solution. The lead chloride can be recovered by filtration.