First slide
Water and Heavy water
Question

Statement-I: Hard water gives good foam with soap.

Statement-II:  Permanent Hard water contains one or more of bicarbonates, chlorides and sulphates of Ca2+/Mg2+.

 

Moderate
Solution

Hard water gives very little or no foam with soap and its hard ness is due to chlorides and sulphates of Ca and Mg.

Get Instant Solutions
When in doubt download our app. Now available Google Play Store- Doubts App
Download Now
Doubts App