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
P BLOCK ELEMENTS
Question #37657
Back to Home
View All P BLOCK ELEMENTS Questions
42 Views
Question
What is the approximate percentage of oxygen by mass in the Earth's crust?
A. 30.1%
B. 46.6%
C. 20.9%
D. 60.2%
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which of the following acids is mentioned as being more volatile than sulphuric acid?
40
Which of the following xenon fluorides is NOT mentioned as being formed by the direct reaction of xe...
21
What is the molecular geometry of gaseous XeF6 according to the VSEPR theory and the provided text?
21