the most abundant metal in the earth's crust is
a. iron
b. aluminum
c. calcium
d. sodium
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Aluminum is the most abundant metal in the Earth's crust, and the third most abundant element therein, after oxygen and silicon. It makes up about 8% by weight of the Earth's solid surface. Earth's crust occupies less than 1% of Earth's volume. Oxygen is 46.6% , Silicon 27.77%, Aluminum is 8.09% and Iron is 5% .
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Answer:
Therefore, Aluminum is the most abundant metal in the earth's crust.
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