2Mg+O2->2MgO
MgO+2HBr->MgBr2+H2O
MgBr2+2NaOH->Mg(OH)2(осадок)+2NaBr
3Mg(OH)2+2H3PO4->Mg3(PO4)2+6H2O
1) 2 Mg + O2 = 2 MgO
2) 3 MgO + 2 AlBr3 = 3 MgBr2 + Al2O3
3) MgBr2 +2 KOH = Mg(OH)2 + 2 KBr
4) Mg(OH)2 + Na3PO4 = Mg3 (PO4)3 + NaOH
2Mg+O2->2MgO
MgO+2HBr->MgBr2+H2O
MgBr2+2NaOH->Mg(OH)2(осадок)+2NaBr
3Mg(OH)2+2H3PO4->Mg3(PO4)2+6H2O
1) 2 Mg + O2 = 2 MgO
2) 3 MgO + 2 AlBr3 = 3 MgBr2 + Al2O3
3) MgBr2 +2 KOH = Mg(OH)2 + 2 KBr
4) Mg(OH)2 + Na3PO4 = Mg3 (PO4)3 + NaOH