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प्रश्न
Give reason for the following:
Washing soda can be used to remove both temporary and permanent hardness in water.
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उत्तर
Washing soda Na2CO3 exchanges ions [SO4]– and Cl– and do not make water hard.
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संबंधित प्रश्न
Define the Hard water.
Temporary hardness of water can be removed by
What do you understand by
Hard water
What are the advantages of soft water.
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?
Using given sample of temporary and permanent hard water, soft water, ordinary soap, detergent and washing soda how would you prove the advantage of detergent over soap.
Fill in the blank:
Hard and soft water can be distinguished using _____.
What are the methods of removing hardness of water?
What is permanent hardness of water? How can it be removed?
Name the process by which temporary hardness is easily removed from the water.
