The most abundant element in the Earth's crust is:
Answer
Correct Answer : c ) Oxygen
Explanation :Oxygen, Silicon, Iron and Aluminum are the most abundant elements in the Earth's crust.
Oxygen, Silicon, Aluminum and Iron account for 88.1% by mass of the Earth's crust, while the other 90 elements make up the remaining 11.9%.
Oxygen is by far the most abundant element in the Earth's crust, making up 46% of the mass.
Read Study Material on Internal Structure of Earth.
Hence, (c) is the correct answer.
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