Mg + O2 -> MgOMg(s) + O2(g) -> MgO(s)
MgO + H2SO4 -> MgSO4 + H2OMgO(s) + H2SO4(aq) -> MgSO4(aq) + H2O(l)
MgSO4 + 2NaOH -> Mg(OH)2 + Na2SO4MgSO4(aq) + 2NaOH(aq) -> Mg(OH)2(s) + Na2SO4(aq)
Mg + O2 -> MgO
Mg(s) + O2(g) -> MgO(s)
MgO + H2SO4 -> MgSO4 + H2O
MgO(s) + H2SO4(aq) -> MgSO4(aq) + H2O(l)
MgSO4 + 2NaOH -> Mg(OH)2 + Na2SO4
MgSO4(aq) + 2NaOH(aq) -> Mg(OH)2(s) + Na2SO4(aq)