2Al + Cr2O3 = Al2O3 + 2Cr
Fe2O3 + 2Al = Al2O3 + 2Fe
3Li2O + 2Al `overset(t)(=)` 6Li + Al2O3
3V2O5 + 10Al = 5Al2O3 + 6V
3CuO + 2Al = Al2O3 + 3Cu
2Al + WO3 = Al2O3 + W
2Al + 3PbO = 3Pb + Al2O3
4Al + 3O2 = 2Al2O3
3MnO + 2Al = 3Mn + Al2O3
Цепочка превращений
Уравнения химических реакций, с помощью которых можно осуществить цепочку превращений:
Al → Al2O3 → AlBr3 → Al(OH)3 → H2O → KOH → Cu(OH)2 → CuSO4.
➤ – ссылка в конце реакции, ведет на страницу с подробной информацией о реакции.
Al → Al2O3
Al2O3 → AlBr3
Al2O3 + 6HBr = 2AlBr3 + 3H2O
AlBr3 → Al(OH)3
AlBr3 + 3LiOH = 3LiBr + Al(OH)3↓
2AlBr3 + 3Ca(OH)2 = 3CaBr2 + 2Al(OH)3↓
2AlBr3 + 3Na2CO3 + 3H2O = 6NaBr + 2Al(OH)3↓ + 3CO2↑
2AlBr3 + 3K2CO3 + 3H2O = 6KBr + 2Al(OH)3↓ + 3CO2↑
2AlBr3 + 3Na2SO3 + 3H2O = 6NaBr + 2Al(OH)3↓ + 3SO2↑
2AlBr3 + 3K2SO3 + 3H2O = 6KBr + 2Al(OH)3↓ + 3SO2↑
2AlBr3 + 3Li2SO3 + 3H2O = 6LiBr + 2Al(OH)3↓ + 3SO2↑
2AlBr3 + 3Na2SiO3 + 6H2O = 6NaBr + 2Al(OH)3↓ + 3H2SiO3↓
2AlBr3 + 3K2SiO3 + 6H2O = 6KBr + 2Al(OH)3↓ + 3H2SiO3↓
2AlBr3 + 3Na2S + 6H2O = 6NaBr + 3H2S↑ + 2Al(OH)3↓
2AlBr3 + 3K2S + 6H2O = 6KBr + 3H2S↑ + 2Al(OH)3↓
2AlBr3 + 3Li2S + 6H2O = 6LiBr + 3H2S↑ + 2Al(OH)3↓
AlBr3 + 3NaOH = 3NaBr + Al(OH)3↓
AlBr3 + 3KOH = 3KBr + Al(OH)3↓
2AlBr3 + 3Ba(OH)2 = 3BaBr2 + 2Al(OH)3↓
Al(OH)3 → H2O
Al(OH)3 + 3HCl = AlCl3 + 3H2O
2Al(OH)3 + 3H2SO4 = Al2(SO4)3 + 6H2O
3NaOH + Al(OH)3 `overset(t)(=)` Na3AlO3 + 3H2O
Al(OH)3 + 3HNO3 = Al(NO3)3 + 3H2O
NaOH + Al(OH)3 `overset(t)(=)` NaAlO2 + 2H2O
KOH + Al(OH)3 `overset(t)(=)` KAlO2 + 2H2O
Al(OH)3 + 3HBr = AlBr3 + 3H2O
2Al(OH)3 `overset(t)(=)` Al2O3 + 3H2O
Al(OH)3 + H3PO4 = AlPO4 + 3H2O
Al(OH)3 + 3HF = AlF3↓ + 3H2O
H2O → KOH
2K + 2H2O = 2KOH + H2↑
K2O + H2O = 2KOH
K3N + 3H2O = 3KOH + NH3↑
KH + H2O = KOH + H2↑
KAlO2 + 2H2O(изб.) = KOH + Al(OH)3
K3P + 3H2O = 3KOH + PH3↑
K2BeO2 + 2H2O = 2KOH + Be(OH)2↓
KOH → Cu(OH)2
CuCl2 + 2KOH = 2KCl + Cu(OH)2↓
CuSO4 + 2KOH = K2SO4 + Cu(OH)2↓
Cu(NO3)2 + 2KOH = 2KNO3 + Cu(OH)2↓
CuBr2 + 2KOH = 2KBr + Cu(OH)2↓
Cu(OH)2 → CuSO4
Cu(OH)2 + H2SO4 = CuSO4 + 2H2O
Cu(OH)2 + SO3 = CuSO4 + H2O