| Équations équilibrées la veille | Équations équilibrées le lendemain |
Br2 + 2 H2O = 2 HBr + 2 HO
NH4 + O2 = HNO2 + H2O =>
4 NH4 + 7 O2 = 4 HNO2 + 6 H2O
FeCl2*4(H2O) + H2C2O4 = FeC2O4*2(H2O) + H2O + HCl =>
FeCl2*4(H2O) + H2C2O4 = FeC2O4*2(H2O) + 2 H2O + 2 HCl
C2H6(propano) + O2 = CO2 + H2O =>
2 C2H6(propano) + 7 O2 = 4 CO2 + 6 H2O
Co{3+} + SO3{2-} + OH{-} = SO4{2-} + H2O + Co{2-} =>
2 Co{3+} + 5 SO3{2-} + 10 OH{-} = 5 SO4{2-} + 5 H2O + 2 Co{2-}
CH3CO2Na(aq) + AgNO3(aq) = CH3CO2Ag + NaNO3 =>
CH3CO2Na(aq) + AgNO3(aq) = CH3CO2Ag + NaNO3
P4H8 + O2 = PO2 + H2O =>
P4H8 + 6 O2 = 4 PO2 + 4 H2O
PhCH2CN + H2O = PhCH2COOH + NH3 =>
PhCH2CN + 2 H2O = PhCH2COOH + NH3
Yb + S = Yb2S3 =>
2 Yb + 3 S = Yb2S3
C6H8O7 + C2H6O = C12H20O7 + H2O =>
C6H8O7 + 3 C2H6O = C12H20O7 + 3 H2O
C4H10 + S2 = CS2 + H2S =>
2 C4H10 + 13 S2 = 8 CS2 + 10 H2S
NH3NO3 + NaOH = NaNO3 + NH3OH =>
NH3NO3 + NaOH = NaNO3 + NH3OH
NaHCO3(s) = Na2O(s) + H2(g) + O2(g) + CO2(g) =>
4 NaHCO3(s) = 2 Na2O(s) + 2 H2(g) + O2(g) + 4 CO2(g)
NaHCO3 + NaOCl = Na2CO3 + HOCl =>
NaHCO3 + NaOCl = Na2CO3 + HOCl
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
FeS2 + O2 = Fe2O3 + S03 =>
12 FeS2 + 9 O2 = 6 Fe2O3 + 8 S03
CaCl2 + Na2Co3 = CaCo3 + NaCl =>
CaCl2 + Na2Co3 = CaCo3 + 2 NaCl
C2H4*Cl2 = CH2ClCH2Cl =>
C2H4*Cl2 = CH2ClCH2Cl
NaCl + NH4HCO3 = NH4Cl + NaHCO3 =>
NaCl + NH4HCO3 = NH4Cl + NaHCO3
FeSO4 + Mg = MgSO4 + Fe =>
FeSO4 + Mg = MgSO4 + Fe
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
BaCl2 + Al2S3O12 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2S3O12 = 3 BaSO4 + 2 AlCl3
CuCl2 + NH3 = CuNH3 + Cl =>
CuCl2 + NH3 = CuNH3 + 2 Cl
Ca(OH)2(s) + H3PO4(ac) = Ca3(PO4)2(s) + H2O =>
3 Ca(OH)2(s) + 2 H3PO4(ac) = Ca3(PO4)2(s) + 6 H2O
Cr(OH)3 + H2O2 + NaNO3 = Na2CrO4 + H2O + HNO3 =>
2 Cr(OH)3 + 3 H2O2 + 4 NaNO3 = 2 Na2CrO4 + 4 H2O + 4 HNO3
SO2 + H2 = H2O + H2S =>
SO2 + 3 H2 = 2 H2O + H2S
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Ca(HSO4)2 + H2O = Ca(OH)2 + H2SO4 =>
Ca(HSO4)2 + 2 H2O = Ca(OH)2 + 2 H2SO4
H2C2O2 + H2O2 = CO2 + H2O =>
H2C2O2 + 3 H2O2 = 2 CO2 + 4 H2O
Cu + NH4OH = Cu(OH)2 + NH4 =>
Cu + 2 NH4OH = Cu(OH)2 + 2 NH4
N + O + H2O = HNO =>
2 N + O + H2O = 2 HNO
Li(OH)(aq)KCl(aq) = LiCl(aq)K(OH)(aq) =>
Li(OH)(aq)KCl(aq) = LiCl(aq)K(OH)(aq)
CH3O2Br + O2 = CO2 + H2O + Br2 =>
4 CH3O2Br + 3 O2 = 4 CO2 + 6 H2O + 2 Br2
Cr2O3 + K2CrO4 + O2 = K2Cr2O7 =>
2 Cr2O3 + 4 K2CrO4 + 3 O2 = 4 K2Cr2O7
HC3H3O3(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaC3H3O3(aq) =>
HC3H3O3(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaC3H3O3(aq)
Pb(OH)3{-} = PbO2 + H2O + {-} + H{+} =>
Pb(OH)3{-} = PbO2 + H2O + 2e + H{+}
CU(SO4)2 + KI = CUI + I2 + K2SO4 =>
2 CU(SO4)2 + 8 KI = 2 CUI + 3 I2 + 4 K2SO4
NaI + Br2 = I2 + NaBr =>
2 NaI + Br2 = I2 + 2 NaBr
HC6H7O7 + NaOH = Na3C6H5O7 + H2O =>
HC6H7O7 + 3 NaOH = Na3C6H5O7 + 3 H2O
SrC2 + H2O = Sr(OH)2 + C2H2 =>
SrC2 + 2 H2O = Sr(OH)2 + C2H2
Pb2(NO3)2 + NaI = Pb2I2 + NaNO3 =>
Pb2(NO3)2 + 2 NaI = Pb2I2 + 2 NaNO3
CaCO3 + H2S = Ca(SH)2 + H2CO3 =>
CaCO3 + 2 H2S = Ca(SH)2 + H2CO3
BaS(aq) + ZnSO4(aq) = ZnS(s) + BaSO4(s) =>
BaS(aq) + ZnSO4(aq) = ZnS(s) + BaSO4(s)
Bi(NO3)3*5H2O + Co(NO3)2*6H2O + Fe(NO3)3*9H2O + Zn(NO3)2*6H2O + C6H8O7 = Bi97Co3Fe97Zn3O300 + CO2 + N2 + H2O =>
291 Bi(NO3)3*5H2O + 8.9999999999999Co(NO3)2*6H2O + 291 Fe(NO3)3*9H2O + 9 Zn(NO3)2*6H2O + 494 C6H8O7 = 3 Bi97Co3Fe97Zn3O300 + 2964 CO2 + 891 N2 + 6158 H2O
K3Po4 + Co2 = Po2 + K3Co2 =>
K3Po4 + Co2 = 2 Po2 + K3Co2
Cu(s) + HBr(aq) = H + CuBr =>
Cu(s) + HBr(aq) = H + CuBr
Cu2SO4 = Cu + CuSO4(ac) =>
Cu2SO4 = Cu + CuSO4(ac)
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
NaCl + AgNO{3-} = NaNO{3-} + AgCl =>
NaCl + AgNO{3-} = NaNO{3-} + AgCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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