Ответ:
2Zn + O2 = 2ZnO
ZnO + 2HCl = ZnCl2 + H2O
ZnCl2 + 2NaOH = Zn(OH)2↓ + 2NaCl
Zn(OH)2 + 2NaOH = Na2ZnO2 + 2H2O
Al2O3 + KOH = 2KAlO2 + H2O
Al2O3 + 3Li2O = 2Li3AlO3
Al2O3 + 6NaCl = 3Na2O + 2AlCl3
Al2O3 + HCl = 2AlCl3 + 3H2O
Al2O3 + 3K2SO4 = Al2(SO4)3 + 3K2O