What is the third most abundant metal in the earth crust? Magnesium or calcium? Look at the site of byj(u)s why magnesium ribbon should be cleaned before burning. here it says that magnesium is third most structural metal on Earth's crust but when I asked this question earlier I got d answer calcium from u guys. M confused. Aluminium is first, iron is second, and third is? magnesium or calcium???Confused..
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magnesium
magnesium is the right answer
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