| Équations équilibrées la veille | Équations équilibrées le lendemain |
258 KOH + K4[Fe(CN)6] + 61 Ce(NO3)4 = Fe(OH)3 + 61 Ce(OH)3 + 6 K2CO3 + 250 KNO3 + 36 H2O
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + KOH + CH2OHCHOHCHOHCH2OH =>
3 CH2CHCHCH2 + 4 KMnO4 + 8 H2O = 4 MnO2 + 4 KOH + 3 CH2OHCHOHCHOHCH2OH
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + KOH + CH2OHCH2OH =>
3 CH2CHCHCH2 + 2 KMnO4 + 10 H2O = 2 MnO2 + 2 KOH + 6 CH2OHCH2OH
Cr + NiCl2 = CrCl2 + Ni =>
Cr + NiCl2 = CrCl2 + Ni
NH4SCN + AgNO3 = AgSCN + NH4NO3 =>
NH4SCN + AgNO3 = AgSCN + NH4NO3
HSO3{-} + Cl2 + H2O = SO4{2-} + Cl{-} + H{+} =>
HSO3{-} + Cl2 + H2O = SO4{2-} + 2 Cl{-} + 3 H{+}
Fe{3+} + I{-} = Fe{2+} + I2 =>
2 Fe{3+} + 2 I{-} = 2 Fe{2+} + I2
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
nitrogen + aluminumchloride = aluminumnitride + chlorine =>
N2 + 2 AlCl3 = 2 AlN + 3 Cl2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Be(OH)2 + KOH = K2[Be(OH)4] =>
Be(OH)2 + 2 KOH = K2[Be(OH)4]
S8(s) + Na2SO3(aq) + H2O(l) = Na2S2O3*5H2O(s) =>
S8(s) + 8 Na2SO3(aq) + 40 H2O(l) = 8 Na2S2O3*5H2O(s)
P8 + O4 = P2O3 =>
P8 + 3 O4 = 4 P2O3
Fe + KNO3 = K + Fe(NO3)3 =>
Fe + 3 KNO3 = 3 K + Fe(NO3)3
C2H4O2 + Al(OH)3 = H2O + C6H9AlO6 =>
3 C2H4O2 + Al(OH)3 = 3 H2O + C6H9AlO6
Sc2O3 + B = BO + ScB2 =>
Sc2O3 + 7 B = 3 BO + 2 ScB2
HNO3 + CaH2O2 = H2O + Ca(NO3)2 =>
2 HNO3 + CaH2O2 = 2 H2O + Ca(NO3)2
Al2(SO4)3 + NaOH + HCl = Al(OH)3 + H2SO4 + NaCl =>
Al2(SO4)3 + 6 NaOH + 6 HCl = 2 Al(OH)3 + 3 H2SO4 + 6 NaCl
Al2O3 + S = Al + SO2 =>
2 Al2O3 + 3 S = 4 Al + 3 SO2
Fe2O3 + Cr2O3 = FeCr2O4 + O2 =>
2 Fe2O3 + 4 Cr2O3 = 4 FeCr2O4 + O2
H2SO3K2O = K2SO3H2O =>
H2SO3K2O = K2SO3H2O
CS2 + H2O = COS + H2S =>
CS2 + H2O = COS + H2S
CH3COOC6H4COOH + KOH = H2O + KCH3COOC6H4COO =>
CH3COOC6H4COOH + KOH = H2O + KCH3COOC6H4COO
KCl + Co2 = K2Co3 + Cl =>
4 KCl + 3 Co2 = 2 K2Co3 + 4 Cl
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + OOHCCH2CH2COOH + KOH =>
3 CH2CHCHCH2 + 8 KMnO4 + 4 H2O = 8 MnO2 + 3 OOHCCH2CH2COOH + 8 KOH
HCO3{-} + H{+} = H2O + CO2 =>
HCO3{-} + H{+} = H2O + CO2
C6H10(OH)COOH + NaOH = C6H10(OH)COONa + H2O =>
C6H10(OH)COOH + NaOH = C6H10(OH)COONa + H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
AgNO3 + AlCl = AlNO3 + AgCl =>
AgNO3 + AlCl = AlNO3 + AgCl
(NH4)2Cr2O7(aq) = Cr2O3(aq) + N2(g) + H2O =>
(NH4)2Cr2O7(aq) = Cr2O3(aq) + N2(g) + 4 H2O
KBr + AlNO3 = KNO3 + AlBr =>
KBr + AlNO3 = KNO3 + AlBr
C6H6O24P6H18 + NaOH = C6H6O24P6Na12H6 + H2O =>
C6H6O24P6H18 + 12 NaOH = C6H6O24P6Na12H6 + 12 H2O
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Mg(s) + P4(s) = Mg3P2(s) =>
6 Mg(s) + P4(s) = 2 Mg3P2(s)
Al2(SO4)3 + Ba(OH)2 = Al(OH)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaSO4
K3[Fe(C2O4)3]3H2O + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + CO2 + H2O =>
10 K3[Fe(C2O4)3]3H2O + 24 KMnO4 + 96 H2SO4 = 15 Fe2(SO4)3 + 24 MnSO4 + 27 K2SO4 + 180 CO2 + 106 H2O
K4Fe(CN6) + K2Cr2O7 + HCl = KCl + FeCl3 + CrCl3 + CO2 + N2O5 + H2O =>
6 K4Fe(CN6) + 41 K2Cr2O7 + 370 HCl = 106 KCl + 6 FeCl3 + 82 CrCl3 + 6 CO2 + 18 N2O5 + 185 H2O
CaSO4*2H2O + Na2CO3 = Na2SO4 + CaCO3 + H2O =>
CaSO4*2H2O + Na2CO3 = Na2SO4 + CaCO3 + 2 H2O
Cd(ag) + S(aq) = CdS(s) =>
Cd(ag) + S(aq) = CdS(s)
NH2CH2COOH + K = NH2CH2COOK + H2 =>
2 NH2CH2COOH + 2 K = 2 NH2CH2COOK + H2
Al + CuCl2 = Cu + AlCl =>
2 Al + CuCl2 = Cu + 2 AlCl
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
Cu(NO3)2(aq) + HCl(aq) = CuCl2(s) + HNO3(aq) =>
Cu(NO3)2(aq) + 2 HCl(aq) = CuCl2(s) + 2 HNO3(aq)
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
PbO + ZnO = PbZn + O =>
PbO + ZnO = PbZn + 2 O
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
FeCl2(aq) + K3[Fe(CN)6](aq) = KCl + KFe[Fe(CN)6] =>
FeCl2(aq) + K3[Fe(CN)6](aq) = 2 KCl + KFe[Fe(CN)6]
Li + Al2(SO4)3 = Li2SO4 + Al =>
6 Li + Al2(SO4)3 = 3 Li2SO4 + 2 Al
CaCl2 + K4(Fe(CN)6) = Ca(Fe(CN)6) + K2Cl =>
CaCl2 + K4(Fe(CN)6) = Ca(Fe(CN)6) + 2 K2Cl
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