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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
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Name the compound responsible for permanent hardness of water.
Boiling removes the ................ hardness of water.
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Soft water
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Explain the permutit method for softening hard water.
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Hardness in temporary water can be removed by boiling, but hardness in permanent hard water cannot.
Give reason for the following:
Washing soda can be used to remove both temporary and permanent hardness in water.
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What is the reason for the hardness of water?
Temporary hardness of water can be removed by
