When magnesium combines with oxygen, the reaction involves
a. a conversion of protons into electrons.
b. sharing of electrons between Mg and O.
c. transfer of electrons from Mg to O.
d. transfer of electrons from O to Mg.

Respuesta :

Answer:

The correct answer is option c. transfer of electrons from Mg to O.

Explanation:

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When Magnesium (Mg) reacts with oxygen (O), magnesium oxide is formed.

This reaction is spontaneous and occurs with oxidation number +2 of magnesium and oxidation number -2 of oxygen. It is an ionic union, so magnesium transfers its electrons to oxygen.

We conclude that the correct answer is option c. transfer of electrons from Mg to O.