| Équations équilibrées la veille |
CaCO3 + 2 C3H6O3 = CaC6H10O6 + H2O + CO2
C6H4C2H5Cl + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + C6H4COOHCl + CO2 =>
5 C6H4C2H5Cl + 12 KMnO4 + 18 H2SO4 = 28 H2O + 6 K2SO4 + 12 MnSO4 + 5 C6H4COOHCl + 5 CO2
K + Co(NO3)2 = KNO3 + Co =>
2 K + Co(NO3)2 = 2 KNO3 + Co
POCl3(l) + H2O(l) = H3PO4(aq) + HCl(g) =>
POCl3(l) + 3 H2O(l) = H3PO4(aq) + 3 HCl(g)
Cu + NH3 = Cu(NH3)2 =>
Cu + 2 NH3 = Cu(NH3)2
C6H12 + HNO3 = C6H10O4 + NO2 + H2O =>
C6H12 + 10 HNO3 = C6H10O4 + 10 NO2 + 6 H2O
Mg = Mg{2+} + {-} =>
Mg = Mg{2+} + 2e
NH4OH + FeCl2 + FeCl3 = Fe3O4 + NH4Cl + H2O =>
8 NH4OH + FeCl2 + 2 FeCl3 = Fe3O4 + 8 NH4Cl + 4 H2O
HNO3 + HN3 = NH4 + NO3 =>
11 HNO3 + HN3 = 3 NH4 + 11 NO3
Hg(NO3)2 + SnCl2 = Hg2Cl2 + Sn(NO3)4 =>
2 Hg(NO3)2 + SnCl2 = Hg2Cl2 + Sn(NO3)4
Cl + NH4Br = ClBr + NH4 =>
Cl + NH4Br = ClBr + NH4
Cs(s) + H2O = CsOH(aq) + H2(g) =>
2 Cs(s) + 2 H2O = 2 CsOH(aq) + H2(g)
MnSO4 + O2 + H2O = MnO2 + H2SO4 =>
2 MnSO4 + O2 + 2 H2O = 2 MnO2 + 2 H2SO4
HNO3 + C6H12O6 = H2C2O4 + H2O + NO =>
6 HNO3 + C6H12O6 = 3 H2C2O4 + 6 H2O + 6 NO
Pb + CuCl2 = PbCl4 + Cu =>
Pb + 2 CuCl2 = PbCl4 + 2 Cu
Co + HF = CoF2 + H2 =>
Co + 2 HF = CoF2 + H2
Cl2O = Cl2 + O2 =>
2 Cl2O = 2 Cl2 + O2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe + HCl(aq) = FeCl3 + H2 =>
2 Fe + 6 HCl(aq) = 2 FeCl3 + 3 H2
NH4OH + C6H8O7 = (NH4)2HC6H5O7 + H2O =>
2 NH4OH + C6H8O7 = (NH4)2HC6H5O7 + 2 H2O
P + NaOH = Na2HPO2 + PH3 =>
4 P + 6 NaOH = 3 Na2HPO2 + PH3
Br2 + Ca(OH)2 = CaBr2 + Ca(BrO)2 + H2O =>
2 Br2 + 2 Ca(OH)2 = CaBr2 + Ca(BrO)2 + 2 H2O
H + CO2 = C6H12O6 + O2 =>
12 H + 6 CO2 = C6H12O6 + 3 O2
Li2CO3(aq) + HCl(aq) = LiCl + CO2 + H2O =>
Li2CO3(aq) + 2 HCl(aq) = 2 LiCl + CO2 + H2O
Cl2 + AlI = AlCl3 + I2 =>
3 Cl2 + 2 AlI = 2 AlCl3 + I2
Cu(NO3)2(aq) + NH4OH(aq) = Cu(OH)2 + NH4NO3 =>
Cu(NO3)2(aq) + 2 NH4OH(aq) = Cu(OH)2 + 2 NH4NO3
Na2CO3(aq) + Ag(NO3)(aq) = NaNO3(aq) + Ag2CO3(s) =>
Na2CO3(aq) + 2 Ag(NO3)(aq) = 2 NaNO3(aq) + Ag2CO3(s)
I + Al = Al(I)3 =>
3 I + Al = Al(I)3
Zn + CuBr2 = ZnBr2 + Cu =>
Zn + CuBr2 = ZnBr2 + Cu
Mg(s) + AgNO3 = Mg(NO3)2 + Ag =>
Mg(s) + 2 AgNO3 = Mg(NO3)2 + 2 Ag
S + KOH + H2O2 = K2SO4 + H2O =>
S + 2 KOH + 3 H2O2 = K2SO4 + 4 H2O
Cu(NO3) = Cu2O + N2O5 =>
2 Cu(NO3) = Cu2O + N2O5
CH3COOH + Cr(OH)3 = (CH3COO)3Cr + H2O =>
3 CH3COOH + Cr(OH)3 = (CH3COO)3Cr + 3 H2O
Cu(Cl)2 + Al = Al(Cl3) + Cu =>
3 Cu(Cl)2 + 2 Al = 2 Al(Cl3) + 3 Cu
Ca(HCO3)2 + NaOH = CaCO3 + NaHCO3 + H2O =>
Ca(HCO3)2 + NaOH = CaCO3 + NaHCO3 + H2O
Mg + CO2 = CO + MgO =>
Mg + CO2 = CO + MgO
FeCl3 + KI = FeI3 + KCl =>
FeCl3 + 3 KI = FeI3 + 3 KCl
SCl2 = S2Cl2 + Cl2 =>
2 SCl2 = S2Cl2 + Cl2
Mg(NO3)2 + Li = Mg + LiNO3 =>
Mg(NO3)2 + 2 Li = Mg + 2 LiNO3
HCl + M = H2 + MCl2 =>
2 HCl + M = H2 + MCl2
Ce + HNO3 = H2 + Ce(NO3)3 =>
2 Ce + 6 HNO3 = 3 H2 + 2 Ce(NO3)3
FeS + O2 + H2O = Fe2O3 + H2SO4 =>
4 FeS + 9 O2 + 4 H2O = 2 Fe2O3 + 4 H2SO4
NaHSO4 + Sr(OH)2 = SrSO4 + NaOH + H2O =>
NaHSO4 + Sr(OH)2 = SrSO4 + NaOH + H2O
NaCl + Na2SO4 = NaOCl + Na2SO3 =>
NaCl + Na2SO4 = NaOCl + Na2SO3
SF4 + H2O = H2SO3 + HF =>
SF4 + 3 H2O = H2SO3 + 4 HF
Al + ZnSO4 = Al2(SO4)3 + Zn =>
2 Al + 3 ZnSO4 = Al2(SO4)3 + 3 Zn
(COOH)2 + NaOH = COONa + H2O =>
(COOH)2 + 2 NaOH = 2 COONa + 2 H2O
Cu{2+}(aq) + I{-}(aq) = CuI(s) + I3{-}(aq) =>
2 Cu{2+}(aq) + 5 I{-}(aq) = 2 CuI(s) + I3{-}(aq)
Mo + HCl = MoCl + H2 =>
2 Mo + 2 HCl = 2 MoCl + H2
MnO4{-} + SO2 + H2O = Mn + SO4{-}2 + H{+} =>
3 MnO4{-} + 7 SO2 + 2 H2O = 3 Mn + 7 SO4{-}2 + 4 H{+}
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