The solubility in water of sulphates down the groups in Be>Mg>Ca>Sr>Ba.This is due to
The solubility in water of sulphates down the Be group decreases. This is due to-
Na2SO4 is soluble in water while BaSo4 is insoluble. Which of the reason is correct about the above statement
Permanent hardness is due to presence of soluble salts of Mg and Ca in the form of chlorides and sulphates in H2O. It can be removed by