Question
Suggest chemical tests to identify 3 solid samples of sodium chloride, sodium carbonate and calcium chloride respectively.
Answers
DrBob222
Add acid, Na2CO3 fizzes.
Add CO2 or CO3^2-, CaCl2 will form a ppt of CaCO3
Add AgNO3 which will ppt AgCl from NaCl; however, this will not different between NaCl and CaCO3. A flame test will differentiate but I don't call that a chemical test.
Add CO2 or CO3^2-, CaCl2 will form a ppt of CaCO3
Add AgNO3 which will ppt AgCl from NaCl; however, this will not different between NaCl and CaCO3. A flame test will differentiate but I don't call that a chemical test.