Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
GKFix MCQ Question
Test your knowledge and learn something new
Home
Some Basic Concepts of Chemistry
Question #23196
Back to Home
View All Some Basic Concepts of Chemistry Questions
13 Views
Question
How does the ion exchange method remove hardness from water?
A. By filtering out Ca²⁺ and Mg²⁺ ions
B. By precipitating Ca²⁺ and Mg²⁺ ions
C. By boiling the water
D. By exchanging Ca²⁺ and Mg²⁺ ions with Na⁺ ions
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the molar mass of H₂O?
19
What is the mass of sodium acetate required to make 500 mL of 0.375 M solution?
13
What is the process called when a liquid turns into a solid?
9
Who was recently honoured with Fiji's highest recognition, the ‘Companion of the Order of Fiji’,...
(Current Affairs)
33
Which sections of the Indian Penal Code were invoked in the FIR following the dargah collapse in Niz...
(Current Affairs)
21