| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(NO3)2 + 2 KI = Pb(KI)2 + 2 NO3
C3H8O3 + CU(OH)2 = C3H6O3CU + H2O =>
C3H8O3 + CU(OH)2 = C3H6O3CU + 2 H2O
Na2Cr2O7 + Na2S + H2O = Cr(OH)3 + NaOH + S =>
Na2Cr2O7 + 3 Na2S + 7 H2O = 2 Cr(OH)3 + 8 NaOH + 3 S
C4H8 + H2SO4 + KMnO4 = C2H4O2 + K2SO4 + MnSO4 + H2O =>
5 C4H8 + 12 H2SO4 + 8 KMnO4 = 10 C2H4O2 + 4 K2SO4 + 8 MnSO4 + 12 H2O
Ca2(HPO4)2 + H2SO4 = Ca(H2PO4)2 + CaSO4 =>
Ca2(HPO4)2 + H2SO4 = Ca(H2PO4)2 + CaSO4
K4Fe(Cn)6 + Zn(NH3)4 = Zn3K2[Fe(Cn)6]2 + NH3 + K =>
2 K4Fe(Cn)6 + 3 Zn(NH3)4 = Zn3K2[Fe(Cn)6]2 + 12 NH3 + 6 K
NH4NO3 = NO2 + H2O + N2 =>
4 NH4NO3 = 2 NO2 + 8 H2O + 3 N2
NH4NO2 + Ni3P2 = (NH4)3P + Ni(NO2)2 =>
6 NH4NO2 + Ni3P2 = 2(NH4)3P + 3 Ni(NO2)2
FeS2 + H2SO4 = Fe2(SO4)3 + H2O + S =>
2 FeS2 + 4 H2SO4 = Fe2(SO4)3 + 4 H2O + 5 S
C + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C + 2 K2Cr2O7 + 8 H2SO4 = 3 CO2 + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
H2 + SO4 + Fe(OH)3 = HOH + Fe2(SO4)3 =>
3 H2 + 3 SO4 + 2 Fe(OH)3 = 6 HOH + Fe2(SO4)3
Cu(HCO3)2(s) + H2SO4(aq) = CuSO4(aq) + H2O(l) + CO2(g) =>
Cu(HCO3)2(s) + H2SO4(aq) = CuSO4(aq) + 2 H2O(l) + 2 CO2(g)
K2CO3 + H2O = K2O + CO3H2 =>
K2CO3 + H2O = K2O + CO3H2
Ca + H2SO4 = CaSO4 + H2 = =>
Ca + H2SO4 = CaSO4 + H2
C19H36OH + O2 = CO2 + H2O =>
4 C19H36OH + 111 O2 = 76 CO2 + 74 H2O
H2O + SO2 + Fe(SO4)3 = H2SO4 + Fe =>
6 H2O + 3 SO2 + Fe(SO4)3 = 6 H2SO4 + Fe
Co(OH)(NH3)5Cl2 = Co(OH)(NH3)5 + Cl =>
Co(OH)(NH3)5Cl2 = Co(OH)(NH3)5 + 2 Cl
DE3 + A2E = A2DE4 =>
DE3 + A2E = A2DE4
Mg + Cr(NO3)3 = Mg(NO3)2 + Cr =>
3 Mg + 2 Cr(NO3)3 = 3 Mg(NO3)2 + 2 Cr
FeTiO3 + NaOH + O2 = Na2TiO3 + Fe2O3 + H2O =>
4 FeTiO3 + 8 NaOH + O2 = 4 Na2TiO3 + 2 Fe2O3 + 4 H2O
NaOH + H8C6O7 = H2O + NaCO =>
6 NaOH + H8C6O7 = 7 H2O + 6 NaCO
Fe + Cl2 + LiOH = Fe(OH)3 + ClLi =>
2 Fe + 3 Cl2 + 6 LiOH = 2 Fe(OH)3 + 6 ClLi
HCl + Ba(HCO3)2 = CO2 + H2O + BaCl2 =>
2 HCl + Ba(HCO3)2 = 2 CO2 + 2 H2O + BaCl2
H38C18O2 + O2 = CO2 + H2O =>
2 H38C18O2 + 53 O2 = 36 CO2 + 38 H2O
C19H40 + O2 = H2O + CO2 =>
C19H40 + 29 O2 = 20 H2O + 19 CO2
CH3OH + O2 = C2HCO + H2O =>
12 CH3OH + 7 O2 = 4 C2HCO + 22 H2O
MgO + Mg2Al4Si5O18 = Mg2SiO4 + MgAl2O4 =>
10 MgO + Mg2Al4Si5O18 = 5 Mg2SiO4 + 2 MgAl2O4
NaHPO4 = HPO4 + Na =>
NaHPO4 = HPO4 + Na
KI + H2SO4 + KMnO4 = I2 + Mn + K2SO4 + H2O =>
14 KI + 8 H2SO4 + 2 KMnO4 = 7 I2 + 2 Mn + 8 K2SO4 + 8 H2O
HC7H5O2 + Ca(OH)2 = H2O + Ca(C7H5O2)2 =>
2 HC7H5O2 + Ca(OH)2 = 2 H2O + Ca(C7H5O2)2
C2H5OH + H2SO4 + K2Cr2O7 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
3 C2H5OH + 8 H2SO4 + 2 K2Cr2O7 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
CO2 + H2O = O + C8H8 =>
8 CO2 + 4 H2O = 20 O + C8H8
La2O3 + SrCO3 + MnO2 = LaSrMnO3 + O2 + CO2 =>
2 La2O3 + 4 SrCO3 + 4 MnO2 = 4 LaSrMnO3 + 3 O2 + 4 CO2
CO2 + C2H4 = HC + H2O =>
2 CO2 + 5 C2H4 = 12 HC + 4 H2O
Pb + N2 = Pb3N2 =>
3 Pb + N2 = Pb3N2
NaHSO3(c) = Na2SO3(c) + SO2(c) + H2O(c) =>
2 NaHSO3(c) = Na2SO3(c) + SO2(c) + H2O(c)
Al(s) + FeCl3(aq) = Fe + AlCl3 =>
Al(s) + FeCl3(aq) = Fe + AlCl3
NaO + H2 = Na + H2O =>
NaO + H2 = Na + H2O
Mg3P4 = Mg + P4 =>
Mg3P4 = 3 Mg + P4
CH3COONaNaOH = Na2CO3CH4 =>
CH3COONaNaOH = Na2CO3CH4
Cu(NO3)2*2H2O = Cu(NO3)2 + H2O =>
Cu(NO3)2*2H2O = Cu(NO3)2 + 2 H2O
NaCN + NaOCl + H2O = CO2 + NaCl + NaOH + N2 =>
2 NaCN + 5 NaOCl + H2O = 2 CO2 + 5 NaCl + 2 NaOH + N2
SbS3 + Fe = Sb + FeS =>
SbS3 + 3 Fe = Sb + 3 FeS
C6H5COOH + OH = H2O + C6H5COO =>
C6H5COOH + OH = H2O + C6H5COO
Si5H6 + H2O = Si(OH)4 + H2 =>
Si5H6 + 20 H2O = 5 Si(OH)4 + 13 H2
NH4OH + FeCl2 = Fe(OH)2 + NH4Cl =>
2 NH4OH + FeCl2 = Fe(OH)2 + 2 NH4Cl
BrO3{-} + H2C2O4 = Br{-} + CO2 + H2O =>
BrO3{-} + 3 H2C2O4 = Br{-} + 6 CO2 + 3 H2O
Al(No3)3 + FeCl2 = Fe(No3)2 + AlCl3 =>
2 Al(No3)3 + 3 FeCl2 = 3 Fe(No3)2 + 2 AlCl3
AgNO3(ac) + KCI(ac) = AgCI + KNO3 =>
AgNO3(ac) + KCI(ac) = AgCI + KNO3
As3 + H2S = As2S3 + H =>
2 As3 + 9 H2S = 3 As2S3 + 18 H
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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