ExamVeda
Login
Home
This question belongs to General Knowledge Chemistry
Chemistry
?

Permanent hardness of water may be removed by addition of

Answer & Solution
Correct Answer: Option B
Hardness can be removed by adding sodium carbonate (washing soda) or by passing the water through an ion-exchange column.
Examveda
Question posted by Examveda
Community

Join the Discussion

No comments yet Be the first to discuss this question.