Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

General Knowledge

Topic

World Geography

Question:
The most abundant element in the earth's crust is?
Options:
Iron
Oxygen
Nitrogen
Aluminium
Correct Answer:
Oxygen
Explanation:
Oxygen is by far the most abundant element in the Earth's crust, making up 46% of mass—coming up just short of half of the total followed by aluminium with 8.23% by weight.. Oxygen is a highly reactive element that combines with other elements, forming oxides.