What is the main element in the earth’s crust

2

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  1. 0 Votes

    The main element in the Earth’s crust is oxygen. It constitutes 49.2% of the crust. The second most abundant element is silicon. Oxygen molecules are mainly attached to silicon through covalent bonds.

  2. 0 Votes

    Oxygen is the main element in the earth’s crust being 46.6% by weight. Silicon is second at 27.7%.

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