Temporary hardness of water can be removed by
Addition of potassium permagenate
Boiling
Filtration
Addition of chlorine
By boiling temporary hardness of water can be removed.
Ca(HCO3)2 boil−−→ CaCO3(insoluble) + H2O + CO2
Both temporary and permanent hardness in water can be removed by the addition of washing soda. Which of the following reactions represents the removal of permanent hardness in water?
(a) filtering
(b) boiling
(c) loading
(d) none of the above
The temporary hardness of water can be removed by Clark's Method using _____.