MCQ
Washing soda can remove?
Unit-12 Environmental Chemistry Water
A
Both temporary and permanent hardness
B
Only temporary hardness
C
Only permanent hardness
D
No hardness
Explanation
Sodium carbonate precipitates both types of hardness ions.
Related MCQs
The method that uses resins to remove hardness of water is called?
Unit-12 Environmental Chemistry Water
View
Water is essential for life because?
Unit-12 Environmental Chemistry Water
View
The main sources of water pollution are?
Unit-12 Environmental Chemistry Water
View
Water is a compound formed by the combination of which two elements?
Unit-12 Environmental Chemistry Water
View
Reverse osmosis is mainly used to remove?
Unit-12 Environmental Chemistry Water
View
Electrolysis of water produces?
Unit-12 Environmental Chemistry Water
View