Al2O3 + 3H2SO4 = Al2(SO4)3 + 3H2O
Al2(SO4)3 + 6NH4OH = 2Al(OH)3 + 3(NH4)2SO4
2Al(OH)3 = Al2O3 + 3H2O
1)Al2O3+KHSO4=Al2(SO4)3 + K2SO4+H2O
2)Al2(SO4)+6NaOH=2Al(OH)3+3NA2SO4
3)Al(OH)3=Al2O3+H2O-разложение
Al2O3 + 3H2SO4 = Al2(SO4)3 + 3H2O
Al2(SO4)3 + 6NH4OH = 2Al(OH)3 + 3(NH4)2SO4
2Al(OH)3 = Al2O3 + 3H2O
1)Al2O3+KHSO4=Al2(SO4)3 + K2SO4+H2O
2)Al2(SO4)+6NaOH=2Al(OH)3+3NA2SO4
3)Al(OH)3=Al2O3+H2O-разложение