Dãy 1:
\(\left(1\right)2Al\left(OH\right)_3\underrightarrow{to}Al_2O_3+3H_2O\\ \left(2\right)Al_2O_3+3H_2SO_4\rightarrow Al_2\left(SO_4\right)_3+3H_2O\\ \left(3\right)Al_2\left(SO_4\right)_3+6KOH\rightarrow2Al\left(OH\right)_3+3K_2SO_4\\ \left(4\right)Al\left(OH\right)_3+3HCl\rightarrow AlCl_3+3H_2O\)
Phương trình hàng 2:
\(Al_2\left(SO_4\right)_3+3BaCl_2\rightarrow2AlCl_3+3BaSO_4\)
Phương trình hàng 3:
\(Al\left(OH\right)_3+NaOH\rightarrow NaAlO_2+2H_2O\)
Phương trình hàng 4:
\(Al_2O_3+2KOH\rightarrow2KAlO_2+H_2O\)