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 #7993
Back to Home
View All Science Questions
34 Views
Question
Permanent hardness of water can be removed by adding
A. Chlorine
B. Potassium permanganate
C. Bleaching powder
D. Washing soda
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Who wrote the book 'Discovery of India'?
28
Which body finalizes the Five-Year Plans in India?
34
Which instrument is used to measure humidity?
36
Which political leader accused the Union Environment Minister of avoiding questions about ecological...
(Current Affairs)
26
Who supervised the carving of the marble idols in Ayodhya?
(Current Affairs)
318