2Ca + O2 = 2CaO
MgO + Ca `overset(t)(=)` Mg + CaO
5Ca + 2CO2 `overset(t)(=)` 4CaO + CaC2
V2O5 + 5Ca `overset(t)(=)` 5CaO + 2V
Цепочка превращений
Уравнения химических реакций, с помощью которых можно осуществить цепочку превращений:
Ca → CaO → Ca(OH)2 → CaCl2 → HCl → NaCl.
➤ – ссылка в конце реакции, ведет на страницу с подробной информацией о реакции.
Ca → CaO
CaO → Ca(OH)2
CaO + H2O = Ca(OH)2
Ca(OH)2 → CaCl2
2Ca(OH)2 + 2Cl2 = CaCl2 + Ca(ClO)2 + 2H2O
2AlCl3 + 3Ca(OH)2 = 3CaCl2 + 2Al(OH)3↓
2NH4Cl + Ca(OH)2 `overset(t)(=)` CaCl2 + 2NH3↑ + 2H2O
FeCl2 + Ca(OH)2 = CaCl2 + Fe(OH)2↓
2FeCl3 + 3Ca(OH)2 = 3CaCl2 + 2Fe(OH)3↓
4Ca(OH)2 + 4Cl2 = Ca(ClO2)2 + 3CaCl2 + 4H2O
MgCl2 + Ca(OH)2 = CaCl2 + Mg(OH)2↓
MnCl2 + Ca(OH)2 = CaCl2 + Mn(OH)2↓
2HCl + Ca(OH)2 = CaCl2 + 2H2O
NiCl2 + Ca(OH)2 = CaCl2 + Ni(OH)2↓
2NH4Cl + Ca(OH)2 = CaCl2 + 2NH4OH
SnCl2 + Ca(OH)2 = CaCl2 + Sn(OH)2↓
ZnCl2 + Ca(OH)2 = CaCl2 + Zn(OH)2↓
CuCl2 + Ca(OH)2 = CaCl2 + Cu(OH)2↓
CaCl2 → HCl
CaCl2 + H2SO4 = 2HCl + CaSO4↓
3CaCl2 + 2H3PO4 = 6HCl + Ca3(PO4)2↓
HCl → NaCl
HCl + NaOH = NaCl + H2O
2HCl + Na2SiO3 = 2NaCl + H2SiO3↓
Na3[Cr(OH)6] + 6HCl = 3NaCl + CrCl3 + 6H2O
2HCl + Na2CO3 = 2NaCl + H2O + CO2↑
HCl + NaCN = NaCl + HCN
HCl + NaHSO3 = NaCl + H2O + SO2↑
Na2[Zn(OH)4] + 4HCl = 2NaCl + ZnCl2 + 4H2O
NaHCO3 + HCl = NaCl + H2O + CO2↑
Na2O2 + 2HCl = 2NaCl + H2O2
3HCl + Na3AsO4 = 3NaCl + H3AsO4
Na[Al(OH)4] + 4HCl = NaCl + AlCl3 + 4H2O
Na3AlO3 + 6HCl = 3NaCl + AlCl3 + 3H2O
NaHS + HCl = NaCl + H2S↑
2HCl + Na2S = 2NaCl + H2S↑
NaH + HCl = NaCl + H2↑
Na2[Be(OH)4] + 4HCl = BeCl2 + 2NaCl + 4H2O
2HCl + Na2SiO3 = 2NaCl + H2O + SiO2↓
CH3COONa + HCl = NaCl + CH3COOH
Na3[Al(OH)6] + 6HCl = 3NaCl + AlCl3 + 6H2O
HCl + NaClO = NaCl + HClO
Na2ZnO2 + 4HCl = 2NaCl + ZnCl2 + 2H2O
HCl + NaH2PO4 = NaCl + H3PO4
2HCl + Na2HPO4 = 2NaCl + H3PO4
2HCl + Na2SO3 = 2NaCl + H2SO3
2HCl + Na2SO3 = 2NaCl + H2O + SO2↑