Acid Base Salt Part 3 2.4.1 Family of Salts Sulphate (SO 4 ) 2- Nitrate (NO 3 ) 1- Carbonate (CO 3 ) 2- Activity 2.13 Write the formulae of the salts given below. Potassium sulphate K 2 SO 4 , sodium sulphate Na2SO4, calcium sulphate CaSO4, magnesium sulphate MgSO4, copper sulphate CuSO4, sodium chloride NaCl, sodium nitrate NaNO3, sodium carbonate Na2CO3 and ammonium chloride NH4Cl.( All above salts are white crystal, similar to salt used at home except Copper Sulphate its blue.) Identify the acids and bases from which the above salts may be obtained. Salts having the same positive or ne...