| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
Na2CO3 + H2O + CO2 = NaHCO3 =>
Na2CO3 + H2O + CO2 = 2 NaHCO3
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
ZN + HF = ZNF2 + H2 =>
ZN + 2 HF = ZNF2 + H2
H3PO4 + Mg(OH)2 = H2O + Mg3(PO4)2 =>
2 H3PO4 + 3 Mg(OH)2 = 6 H2O + Mg3(PO4)2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
CuCl2 + AgNO3 = AgCl2 + Cu + NO3 =>
CuCl2 + AgNO3 = AgCl2 + Cu + NO3
C3H7NO2 + O2 = CO2 + H2O + N2 =>
4 C3H7NO2 + 15 O2 = 12 CO2 + 14 H2O + 2 N2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
Ba + Na = BaNa2 =>
Ba + 2 Na = BaNa2
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
H{+} + Cr2O7{-2} + H2S = Cr{3+} + S + H2O =>
8 H{+} + Cr2O7{-2} + 3 H2S = 2 Cr{3+} + 3 S + 7 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
ClO3{-} + As2S3 + H2O = Cl{-} + H2AsO4{-} + SO4{2-} + H{+} =>
14 ClO3{-} + 3 As2S3 + 18 H2O = 14 Cl{-} + 6 H2AsO4{-} + 9 SO4{2-} + 24 H{+}
Fe{3+} + SCN{-} = FeSCN{2+} =>
Fe{3+} + SCN{-} = FeSCN{2+}
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
PbO2 + HI = PbI2 + I2 + H2O =>
PbO2 + 4 HI = PbI2 + I2 + 2 H2O
CuCl2 + AgNO3 = AgCl2 + Cu + NO3 =>
CuCl2 + AgNO3 = AgCl2 + Cu + NO3
N2O2 + O2 = NO2 =>
N2O2 + O2 = 2 NO2
KClO + H2SO4 + KMNO4 = KClO3 + MNSO4 + H2O + K2SO4 =>
5 KClO + 6 H2SO4 + 4 KMNO4 = 5 KClO3 + 4 MNSO4 + 6 H2O + 2 K2SO4
Mg + TiCl4 = MgCl4 + Ti =>
Mg + TiCl4 = MgCl4 + Ti
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HBr(aq) + Ca(OH)2(aq) = H2O(l) + CaBr2(aq) =>
2 HBr(aq) + Ca(OH)2(aq) = 2 H2O(l) + CaBr2(aq)
CaCO3 + AlCl3 = Al2O3 + CaCl2 + CO2 =>
3 CaCO3 + 2 AlCl3 = Al2O3 + 3 CaCl2 + 3 CO2
As + HNO3 + H2O = H3AsO4 + NO =>
3 As + 5 HNO3 + 2 H2O = 3 H3AsO4 + 5 NO
(CH3)3COH + NaCl = (CH3)3CCl + NaOH =>
(CH3)3COH + NaCl = (CH3)3CCl + NaOH
NaCl + H2SO4 + MnO2 = Na2SO4 + MnCl2 + H2O + Cl2 =>
4 NaCl + 2 H2SO4 + MnO2 = 2 Na2SO4 + MnCl2 + 2 H2O + Cl2
H2SO4 + NaOH = NaHSO4 + H2O =>
H2SO4 + NaOH = NaHSO4 + H2O
SO2 + KMnO4 + H2O = K2SO4 + MnSO4 + H2SO4 =>
5 SO2 + 2 KMnO4 + 2 H2O = K2SO4 + 2 MnSO4 + 2 H2SO4
H + V2O5 = H2O3 + V =>
10 H + 3 V2O5 = 5 H2O3 + 6 V
Fe2O3 + Zn = ZnO + Fe =>
Fe2O3 + 3 Zn = 3 ZnO + 2 Fe
H3C6H5O7(aq) + NaHCO3(s) = CO2(g) + H2O(l) + Na3C6H5O7(aq) =>
H3C6H5O7(aq) + 3 NaHCO3(s) = 3 CO2(g) + 3 H2O(l) + Na3C6H5O7(aq)
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
FECl2 + Cl2 = FECl3 =>
2 FECl2 + Cl2 = 2 FECl3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
AGNo3 + MGCl2 = AGCl + MG(No3)2 =>
2 AGNo3 + MGCl2 = 2 AGCl + MG(No3)2
FeS2 + HNO3 + NaNO3 = Fe2(SO4)3 + NaSO4 + NO + H2O =>
6 FeS2 + 28 HNO3 + 3 NaNO3 = 3 Fe2(SO4)3 + 3 NaSO4 + 31 NO + 14 H2O
Mg + OH = MgOH =>
Mg + OH = MgOH
C2H5HSO4 + CaCO3 = (C2H5SO4)2Ca + H2O + CO2 =>
2 C2H5HSO4 + CaCO3 = (C2H5SO4)2Ca + H2O + CO2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Ca + OH = Ca(OH)2 =>
Ca + 2 OH = Ca(OH)2
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
H2SO4 + S = SO2 + H2O =>
2 H2SO4 + S = 3 SO2 + 2 H2O
C2H2 + Br2 = C2H2Br2 =>
C2H2 + Br2 = C2H2Br2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/18
Équations équilibrées sur11/27/17
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