2Al + 3S = Al2S3
2Al + 3Cl2 = 2AlCl3
AlCl3 + 3NaOH = Al(OH)3 + 3NaCl
2Al(OH)3 = Al2O3 + 3H2O - нагревание
X - алюминий
2Al + 3S = Al2S3
2Al + 3Cl2 = 2AlCl3
AlCl3 + 3NaOH = Al(OH)3 + 3NaCl
2Al(OH)3 = Al2O3 + 3H2O - нагревание
X - алюминий