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Select the correct answer from each drop-down menu. 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.

Select the correct answer from each dropdown menu Burning magnesium gives us magnesium oxide This is an example of a reaction is the common element involved wit class=

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Drpillow

Answer:

1 decomposition 2 oxygen

Explanation:

The burning of magnesium gives us magnesium oxide.

The chemical symbol of magnesium is Mg.

The chemical symbol of magnesium oxide is MgO.

So, the balanced chemical equation is

2Mg + O2 – 2 MgO.

We see that the element added is O Oxygen. So, the reaction is oxidation which is a decomposition reaction.

In oxidation always, oxygen is the common element involved in all chemical reactions of this kind.

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