Question

Why does a mixture of copper and magnesium oxide not react

Answer 1

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For example, magnesium is more reactive than copper. ... brown copper coats the surface of the magnesium.

Explanation:

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Answer 2

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When copper oxide is heated with magnesium powder, then magnesium oxide and copper are formed.. For example, magnesium is more reactive than copper. ... brown copper coats the surface of the magnesium