WebPermanent hardness of water can be removed by? A. filtration B. adding slaked lime C. adding caustic soda D. boiling Correct Answer: Option C Explanation - this hardness cannot be removed by boiling. We can remove this hardness by treating the water with washing soda, caustic soda and permutit. There is an explanation video available below ... WebBoiling is not the only action that can remove temporary hardness. Boiling simply converts very soluble bicarbonate ions to less soluble carbonates ions that then …
Permanent hardness of water can be removed by - Examveda
WebCarbonate and Non-Carbonate Hardness. Hardness can be classified as carbonate and non-carbonate hardness. Carbonate hardness refers to calcium and magnesium bicarbonate. Sometimes it is referred to as temporary hardness because it can be removed or lowered by boiling. When such bicarbonates are heated, they precipitate in … WebThe permanent hardness (such as the chlorides and sulphates of Ca and Mg) remains permanently in solution, even after boiling the water. Temporary hardness involves the … the complete chi\u0027s sweet home box set
Permanently & Temporary Hard Water causes removal of hardness …
WebThe permanent hardness of the water can be easily removed by all the other methods given i.e the Permutit method, the Ion exchange resin method, and the washing soda … WebMar 22, 2024 · The hard water does not give leather with soap. The hardness of water is usually two types: (1) Temporary hardness (2) Permanent hardness-The temporary hardness of water is due to magnesium carbonate and calcium carbonate in water. The temporary hardness can be removed by boiling of water. WebPermanent hardness of water can be removed by. A. Boiling. B. Adding Ca (OH) 2. C. Boiling it with Na 2 CO 3. D. None of these. Answer: Option C. the complete circle arc calculator