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प्रश्न
State the causes of hardness in water.
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उत्तर
The presence of salts of calcium and magnesium i.e. Ca(HCO3) or Mg(HCO3) or calcium or magnesium sulphate or chloride in water are the Causes Of Hardness Of Water.
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संबंधित प्रश्न
Give two examples of hydrated substances.
Name the compound responsible for temporary hardness.
Suggest one method for the removal along with the reaction for temporary hardness.
Suggest one method for the removal along with the reaction for permanent hardness of water.
Temporary hardness of water can be removed by
What are the advantages of soft water.
Explain with equation, what is noticed when permanent hard water is treated with Washing soda.
Using given sample of temporary and permanent hard water, soft water, ordinary soap, detergent and washing soda how would you distinguish between hard and soft water?
A sample of water is given in a trough. State how would you prove experimentally whether the given sample is hard water or soft water.
Name the process by which temporary hardness is easily removed from the water.
