(1) 2Al + 2NaOH + 2H2O === 2NaAlO2 + 3H2(上升)(2) 4Al + 3O2 === 2Al2O3(条件:点燃)[2Al + Fe2O3 === Al2O3 + 2Fe(条件:高温)](3) 2Al2O3 === 4Al + 3O2(上升)(条件:电解)(4) 2Al + 3Cl2 === 2AlCl3(条件:点燃)[2Al + 6HCl === 2AlCl3 + 3H2(上升)](5) Al2O3 + 2NaOH === 2NaAlO2 + H2O(6) Al2O3 + 6HCl === 2AlCl3 + 3H2O(7) NaAlO2 + HCl + H2O === NaCl + Al(OH)3(沉淀)(8) Al(OH)3 + NaOH === NaAlO2 + 2H2O(9) 2Al(OH)3 === Al2O3 + 3H2O(条件:加热)(10)Al(OH)3 + 3HCl === AlCl3 + 3H2O(11)AlCl3 + 3NH3.H2O === Al(OH)3(沉淀) + 3NH4Cl[AlCl3 + 3NaOH === Al(OH)3(沉淀) + 3NaCl](12)NaAlO2 + HCl(过) === AlCl3 + NaOH + H2O
本回答被提问者采纳