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Name the sodium compound which is used for softening hard water.

Name the sodium compound which is used for softening hard water.

Grade:12

2 Answers

Anand Kumar Pandey
askIITians Faculty 5653 Points
2 months ago
Dear Student

Sodium carbonate.

​​Thanks
KAPADIA DEV
100 Points
2 months ago
Washing soda or sodium carbonate is used for removing permanent hardness of water. Washing soda which has a chemical formula Na2CO3.10H2O. It binds calcium and magnesium molecules in water. Water can be softened by adding sodium carbonate (washing soda) or by passing the water through an ion-exchange column.

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