Essential Chemistry for IGCSE - Formulae And Equations (Section 2 - No. 46)
Which of the following is a correct chemical equation?
Mg + O2 -> MgO
Mg + O2 -> Mg2O
2Mg + O2 -> MgO2
2Mg + O2 -> 2MgO
Explanation
The balanced equation is 2Mg + O2 -> 2MgO.
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