Advertisements
Advertisements
प्रश्न
What are the methods of removing hardness of water?
संक्षेप में उत्तर
Advertisements
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.
shaalaa.com
Removal of Hardness of Water
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 13: Water - Exercises [पृष्ठ १५४]
APPEARS IN
संबंधित प्रश्न
Give two examples for Efflorescent substance.
What do you observe when Washing soda is exposed to air ?
Explain the permutit method for softening hard water.
Explain with equation, what is noticed when permanent hard water is treated with Washing soda.
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.
Explain the meaning of the terms – hard water & soft water.
State the causes of hardness in water.
Give two natural sources of hard water.
Name the process by which temporary hardness is easily removed from the water.
Write a note on ion exchange.
