Return code: 0 Output: The most abundant element in the earth 's crust is oxygen . The second most abundant element is the earth's crust is - | EduVai
MCQ Practice ID: 87950 General knowledge

The most abundant element in the earth 's crust is oxygen . The second most abundant element is the earth's crust is -

The most abundant element in the earth 's crust is oxygen . The second most abundant element is the earth's crust is -

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