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प्रश्न
Differentiate between Temporary & permanent hard water with suitable examples.
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उत्तर
Temporary hard water : contains bicarbonate of calcium or magnesium. Hardness can be removed by boiling water.
Permanent hard water : contains sulphates or chlorides of calcium and magnesium. Hardness cannot be removed by boiling water.
संबंधित प्रश्न
What is the effect on boiling point of water when impurity is added.
Give reason for It is difficult to cook in hills compared to plain.
Define the Soft water.
Define the Hard water.
Name the compound responsible for temporary hardness.
Name the compound responsible for permanent hardness of water.
What are the advantages of soft water.
Explain the permutit method for softening hard water.
How will you distinguish between soft water and hard water?
Give balanced equation to show how temporary hardness enters into water.
Give reason for the following:
Washing soda can be used to remove both temporary and permanent hardness in water.
Two samples of water are placed in a beaker individually. State how you will determine experimentally which of the two samples contains permanent hard water.
Permanent hardness of water is due to the presence of _______.
Temporary hardness of water can be removed by ________ of water.
Name the process by which temporary hardness is easily removed from the water.
What is the reason for the hardness of water?
