Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
Chemistry
Question #5108
Back to Home
View All Chemistry Questions
43 Views
Question
Which of the following elements shows variable valency?
A. Sodium
B. Calcium
C. Magnesium
D. Iron
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the pH value of pure water at 25°C?
37
The number of g-molecule of oxygen in 6.02 x 10^24 CO molecules is
35
The SI unit of magnetic susceptibility is
36