question_answer

  Write the formulae of the salts given below. Potassium sulphate, sodium sulphate, calcium sulphate, magnesium sulphate, copper sulphate, sodium chloride, sodium nitrate, sodium carbonate and ammonium chloride. Identify the acids and bases from which the above salts may be obtained. How many families can you identify among these salts?  

Answer:

               The formulae of the given salts and the acids and bases from which these salts may be obtained are given in the following table.  

Sr. No.	Salts	Formula	Family	Acid and Base
1. 2. 3. 4. 5. 6. 7. 8. 9.	Potassium sulphate Sodium sulphate Calcium sulphate Magnesium sulphate Copper sulphate Sodium chloride Sodium nitrate Sodium carbonate Ammonium chloride	K2SO4 Na2SO4 CaSO4 MgSO4 CuSO4 NaCl NaNO3 Na2CO3 NH4Cl	Potassium's salts Sodium salts Calcium salts Magnesium salts Copper salts Chloride salts Nitrate salts Carbonate salts Chloride salts	H2SO4 and KOH H2SO4 and NaOH H2SO4 and Ca(OH)2 H2SO4 and Mg(OH)2 H2SO4 and Cu (OH)2 HCl and NaOH NHO3 and NaOH H2CO3 and NaOH HCl and NH2OH