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Burning magnesium gives us magnesium oxide. This is an example of a reaction. is the common element involved with all chemical reactions of this kind.

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Answer:

The burning of magnesium in the presence of oxygen to form magnesium oxide is an example of a combination reaction involving oxygen, and represents a chemical change where the magnesium is oxidized.

Explanation:

The given reaction can be represented as,

2Mg(s) + O2(g) = 2MgO(s)