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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.
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Boiling removes the ................ hardness of water.
Temporary hardness of water can be removed by
What do you understand by
Soft water
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Give balanced equation to show how temporary hardness in water can be removed by boiling.
Give balanced equations to show how permanent hardness in water can be removed by addition of washing soda.
Give reason for the following:
Washing soda can be used to remove both temporary and permanent hardness in water.
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State the causes of hardness in water.
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What is permanent hardness of water? How can it be removed?
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Temporary hardness of water can be removed by
