The one that is NOT suitable for the removal of permanent hardness of water is : (A) Ion-exchange me — s Block Elements Chemistry Question
Question
The one that is NOT suitable for the removal of permanent hardness of water is : (A) Ion-exchange method (B) Calgon’s method (C) Treatement with sodium carbonate (D) Clark’s method
Answer: D) CLARK’S METHOD
💡 Solution & Explanation
Clark’s method is used for Removal of Temporary hardness
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