| Équations équilibrées la veille |
9 CH3COOH + 2 CH3CH2CH2OH = 6 CH3COOCH2CH2OH + 2 H2O
Cu2 + I2 = CuI2 =>
Cu2 + 2 I2 = 2 CuI2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CO2 + NO3 + H2O = C4H7NO4 + O2 =>
16 CO2 + 4 NO3 + 14 H2O = 4 C4H7NO4 + 21 O2
MgF2 + H2SO4 = MgSO4 + HF =>
MgF2 + H2SO4 = MgSO4 + 2 HF
H3PO4 + Zn = H2 + Zn3(PO4)2 =>
2 H3PO4 + 3 Zn = 3 H2 + Zn3(PO4)2
HBrO3 + Na = NaBrO3 + H =>
HBrO3 + Na = NaBrO3 + H
HNO3 + H2S = H2SO4 + NO2 + H2O =>
8 HNO3 + H2S = H2SO4 + 8 NO2 + 4 H2O
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(aq)
Mg + Co(NO3)3 = Mg(NO3) + Co =>
3 Mg + Co(NO3)3 = 3 Mg(NO3) + Co
C3H6O + H2O = CO2 + H =>
C3H6O + 5 H2O = 3 CO2 + 16 H
FeCl2 + KNO3 + HCl = FeCl3 + NO + KCl + H2O =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + KCl + 2 H2O
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
KI + HNO2 = KNO2 + NO + I2 + H2O =>
2 KI + 4 HNO2 = 2 KNO2 + 2 NO + I2 + 2 H2O
CrO + O2 = Cr2O3 =>
4 CrO + O2 = 2 Cr2O3
CoCl2 + Na2CO3 = CoCO3 + NaCl =>
CoCl2 + Na2CO3 = CoCO3 + 2 NaCl
K2(Cr2O7) + HCl = KCl + CrCl2 + H2O + Cl2 =>
K2(Cr2O7) + 14 HCl = 2 KCl + 2 CrCl2 + 7 H2O + 4 Cl2
Fe3Si2O7(OH)4 = Fe2SiO4 + FeSiO3 + H2O + O2 =>
Fe3Si2O7(OH)4 = Fe2SiO4 + FeSiO3 + 2 H2O + O2
KI + HNO2 = KNO2 + NO + I2 + H2O =>
2 KI + 4 HNO2 = 2 KNO2 + 2 NO + I2 + 2 H2O
K2Cr2O7 + NaOH + H2SO4 = Na2Cr2O7 + K2SO4 + H2O =>
K2Cr2O7 + 2 NaOH + H2SO4 = Na2Cr2O7 + K2SO4 + 2 H2O
Pb(CH3COO)2 + KI = PbI2 + K(CH3COO) =>
Pb(CH3COO)2 + 2 KI = PbI2 + 2 K(CH3COO)
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
HNO2 + KI = H2O + I2 + KNO3 + NO =>
8 HNO2 + 2 KI = 4 H2O + I2 + 2 KNO3 + 6 NO
HNO + KMnO4 + H2SO4 = HNO3 + MnSO4 + K2SO4 + H2O =>
5 HNO + 4 KMnO4 + 6 H2SO4 = 5 HNO3 + 4 MnSO4 + 2 K2SO4 + 6 H2O
CH3COOH + NH4OH = NH4 + CH3COO + H2O =>
CH3COOH + NH4OH = NH4 + CH3COO + H2O
HNO2 + KI = KNO3 + I + NO + H2O =>
4 HNO2 + KI = KNO3 + I + 3 NO + 2 H2O
Al(NO3)3 = Al2O3 + O2 + NO2 =>
4 Al(NO3)3 = 2 Al2O3 + 3 O2 + 12 NO2
K2SO3 + (NH4)2SO4 = K2SO4 + (NH4)2SO3 =>
K2SO3 + (NH4)2SO4 = K2SO4 + (NH4)2SO3
PbO2 + H2O = PbH2O3 =>
PbO2 + H2O = PbH2O3
H2O2*3H2O = H2O2 + H2O =>
H2O2*3H2O = H2O2 + 3 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Na2(CO3) + BaCl2 = Na2Cl2 + Ba(CO3) =>
Na2(CO3) + BaCl2 = Na2Cl2 + Ba(CO3)
H2SO3 + PbO2 = SO4 + Pb + H2O =>
H2SO3 + PbO2 = SO4 + Pb + H2O
CH3COOH + MgCO3 = H2O + CO2 + Mg{2+} + CH3COO{-} =>
2 CH3COOH + MgCO3 = H2O + CO2 + Mg{2+} + 2 CH3COO{-}
H2O + Hg = HgO + H2 =>
H2O + Hg = HgO + H2
K2CO3 + Fe(NO3)3 = K(NO3)3 + Fe2CO3 =>
K2CO3 + 2 Fe(NO3)3 = 2 K(NO3)3 + Fe2CO3
CuCO3(s) = CuO(s) + CO2(n) =>
CuCO3(s) = CuO(s) + CO2(n)
BI(OH)3 + K2(SNO2) = BI + K2(SNO3) + H2O =>
2 BI(OH)3 + 3 K2(SNO2) = 2 BI + 3 K2(SNO3) + 3 H2O
C6H5OH + Cu(OH)2 = (C6H5O)2Cu + H2O =>
2 C6H5OH + Cu(OH)2 = (C6H5O)2Cu + 2 H2O
CaCO3CaCl2 + H2OCO2 = CaCO3CO2 + H2OCaCl2 =>
CaCO3CaCl2 + H2OCO2 = CaCO3CO2 + H2OCaCl2
CO2 + P4 = P4O10 + CO =>
10 CO2 + P4 = P4O10 + 10 CO
Ni(OH)2 = Ni + OH =>
Ni(OH)2 = Ni + 2 OH
MgCl2 + NH3 = MgNH3 + Cl =>
MgCl2 + NH3 = MgNH3 + 2 Cl
C2H5COOH + SOCl2 = C2H5COCl + SO2 + HCl =>
C2H5COOH + SOCl2 = C2H5COCl + SO2 + HCl
LiOH + Fe(NO3)3 = LiNO3 + Fe(OH)3 =>
3 LiOH + Fe(NO3)3 = 3 LiNO3 + Fe(OH)3
C2H5OH + CuO = C2H4O + Cu + H2O =>
C2H5OH + CuO = C2H4O + Cu + H2O
C6H5NH3 + HCl + H2O = H3O + C6H5NH3Cl =>
C6H5NH3 + HCl + H2O = H3O + C6H5NH3Cl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
H2O2(aq) = H2O(l) + O2(g) =>
2 H2O2(aq) = 2 H2O(l) + O2(g)
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