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प्रश्न
What are the methods of removing hardness of water?
थोडक्यात उत्तर
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उत्तर
- Boiling – Temporary hardness is easily removed from water by boiling.
- Adding washing soda – Washing soda is used to remove the permanent hardness of the water.
- Ion-exchange – This converts hard water into soft water.
- Distillation – Temporary and permanent hardness both can be removed by the method of distillation.
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Removal of Hardness of Water
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 13: Water - Exercises [पृष्ठ १५४]
APPEARS IN
संबंधित प्रश्न
Give reason for It is difficult to cook in hills compared to plain.
Give two examples of hydrated substances.
Name the compound responsible for permanent hardness of water.
Name three water borne diseases.
What do you understand by
Hard water
Differentiate between Temporary & permanent hard water with suitable examples.
Give balanced equation to show how temporary hardness in water can be removed by boiling.
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.
Name the process by which temporary hardness is easily removed from the water.
Write a note on ion exchange.
