Answer the following questions, relating your answers only to salts in the list given below : Anhydrous calcium chloride, copper sulphate. 5H2O, sodium carbonate. 10-water.
(i) Which compound is efflorescent ?
(ii) Which compound is blue in colour ?
(iii) Which compound is deliquescent ?
(iv) What would be seen on mixing a solution of calcium chloride with a solution of sodium carbonate ?
(v) Write the balanced equation for the reaction occuring when a solution of calcium chloride is mixed with a solution of sodium carbonate.