АI --->AlCl3---->Al2O3------->Al2(SO4)3

Question

АI --->AlCl3---->Al2O3------->Al2(SO4)3

Answer 1

2Al + 6HCl = 2AlCl3 + 3H2
AlCl3 + 3NaOH = Al(OH)3 + 3NaCl
2Al(OH)3 = Al2O3 + 3H2O
Al2O3 + 3H2SO4 = Al2(SO4)3 + 3H2O