Name the most second most abundant …

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Meghna Thapar 5 years, 6 months ago
Aluminium is the most abundant metal in the earth's crust. The second most abundant metal in the earth is iron and third one is calcium. The mass-abundance of the nine most abundant elements in the Earth's crust is approximately: oxygen 46%, silicon 28%, aluminum 8.3%, iron 5.6%, calcium 4.2%, sodium 2.5%, magnesium 2.4%, potassium 2.0%, and titanium 0.61%.
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