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
Science
Question #7979
Back to Home
View All Science Questions
21 Views
Question
Permanent hardness of water may be removed by the addition of
A. Alum
B. Potassium permanganate
C. Lime
D. Sodium carbonate
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which of the following is not a type of soil erosion?
19
Which body has the authority to conduct elections to the Parliament and State Legislatures in India?
6
Which of the following is used as a disinfectant in water purification?
20
Which vessel was flagged off from Cape Town for the final leg of the Navika Sagar Parikrama II exped...
(Current Affairs)
47
Who is the current captain of the Indian Test cricket team as mentioned in the article?
(Current Affairs)
53