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 #23180
Back to Home
View All Some Basic Concepts of Chemistry Questions
7 Views
Question
What is the main source of hardness in natural water?
A. Sodium and potassium salts
B. Iron and aluminum salts
C. Nitrate and phosphate salts
D. Calcium and magnesium salts
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which law deals with the combining masses of two elements with a third element?
7
What is the volume of 1 liter in cubic centimeters?
8
What is the correct order of the freezing and boiling points of water on the Kelvin scale?
17
Who is the prime suspect identified by investigators in the Delhi Red Fort car blast case?
(Current Affairs)
8
What milestone did HAL achieve regarding F-414 jet engine production in collaboration with the US?
(Current Affairs)
32