| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn(OH)2K2CO3 = K2ZnO2CO2H2O
C4H6O4 + Br2 = C4H4O4 + HBr =>
C4H6O4 + Br2 = C4H4O4 + 2 HBr
P0 = P{-3} + P{+} =>
4 P0 = P{-3} + 3 P{+}
Al(CN)3 + MgO = Al2O3 + Mg(CN)2 =>
2 Al(CN)3 + 3 MgO = Al2O3 + 3 Mg(CN)2
SnCl2 + HNO2 + HCl = SnCl4 + H2O + NO =>
SnCl2 + 2 HNO2 + 2 HCl = SnCl4 + 2 H2O + 2 NO
[Fe(H2O)(SCN)3] + KMnO4 + H2SO4 = Fe2(SO4)3 + SO2 + CO2 + HNO3MnSO4 + K2SO4 + H2O =>
2[Fe(H2O)(SCN)3] + 6 KMnO4 + 39 H2SO4 = Fe2(SO4)3 + 33 SO2 + 6 CO2 + 6 HNO3MnSO4 + 3 K2SO4 + 38 H2O
HNO2 + H{+} + Cu = NO + H2O + Cu{2+} =>
2 HNO2 + 2 H{+} + Cu = 2 NO + 2 H2O + Cu{2+}
Cu + HCl = CuCl + H =>
Cu + HCl = CuCl + H
Zn + Ag2O = Ag + ZnO =>
Zn + Ag2O = 2 Ag + ZnO
C10H8O + C4H9Br + NaOH = NaBr + H2O + C14H16O =>
C10H8O + C4H9Br + NaOH = NaBr + H2O + C14H16O
Sn3(PO4)2 + Co2(C2O4)3 = SnC2O4 + CoPO4 =>
Sn3(PO4)2 + Co2(C2O4)3 = 3 SnC2O4 + 2 CoPO4
[Fe(C2O4)3]{3-} + Ba{2+} = Ba3[Fe(C2O4)3]{3+} =>
[Fe(C2O4)3]{3-} + 3 Ba{2+} = Ba3[Fe(C2O4)3]{3+}
Ca(OH)2 + H2SO4 = Ca + SO4 + H2O =>
Ca(OH)2 + H2SO4 = Ca + SO4 + 2 H2O
NaHCO3(aq) + H3C6H5O7(aq) = H2O(l) + CO2(g) + NaC6H5O7(aq) =>
9 NaHCO3(aq) + 8 H3C6H5O7(aq) = 14 H2O(l) + 3 CO2(g) + 9 NaC6H5O7(aq)
Al(OH)4(aq) + H2SO4(aq) = Al(OH)3(s) + SO4(aq) + H2O(l) =>
2 Al(OH)4(aq) + H2SO4(aq) = 2 Al(OH)3(s) + SO4(aq) + 2 H2O(l)
Pb(C2H5)4 + O2 = Pb0 + H2O + CO2 =>
Pb(C2H5)4 + 13 O2 = Pb0 + 10 H2O + 8 CO2
B2H2 + H2 = B2H6 =>
B2H2 + 2 H2 = B2H6
Ca + CaCl2 = Ca2Cl2 =>
Ca + CaCl2 = Ca2Cl2
(NH4)2SO4(aq) + Na2CO3(aq) = (NH4)2CO3 + Na2SO4(aq) =>
(NH4)2SO4(aq) + Na2CO3(aq) = (NH4)2CO3 + Na2SO4(aq)
KMnO4 + KI + CH3COOH = CH3COOK + I2 + Mn(CH3COO)2 + H2O =>
2 KMnO4 + 10 KI + 16 CH3COOH = 12 CH3COOK + 5 I2 + 2 Mn(CH3COO)2 + 8 H2O
C4H6O4 + Br2 = C4H4O4 + HBr =>
C4H6O4 + Br2 = C4H4O4 + 2 HBr
NaH + NaHCO3 = Na2CO3 + H2 =>
NaH + NaHCO3 = Na2CO3 + H2
C9H7 + O2 = CO2 + H2O =>
4 C9H7 + 43 O2 = 36 CO2 + 14 H2O
Zn(CH3COO)2 + NaOH = Zn(OH)2 + CH3COONa =>
Zn(CH3COO)2 + 2 NaOH = Zn(OH)2 + 2 CH3COONa
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Al2(SO4)3 + Ba(NO3)2 = Al(NO3)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(NO3)2 = 2 Al(NO3)3 + 3 BaSO4
C6H5OH + H2SO4 = C6H5OH2 + HSO4 =>
C6H5OH + H2SO4 = C6H5OH2 + HSO4
C57H110O6 + NaOH = C3H5(OH)3 + C17H35COONa =>
C57H110O6 + 3 NaOH = C3H5(OH)3 + 3 C17H35COONa
AgO = Ag + O2 =>
2 AgO = 2 Ag + O2
YbCl3*6H2O + NH4OH = Yb2O3 + NH4Cl + H2O =>
2 YbCl3*6H2O + 6 NH4OH = Yb2O3 + 6 NH4Cl + 15 H2O
(d)H2(g) + Cl2(g) = HCl(g) =>
(d)H2(g) + Cl2(g) = 2 HCl(g)
H3O + CO2 = O2 + C4H6 =>
2 H3O + 4 CO2 = 5 O2 + C4H6
C4H6O4 + Br2 = C4H4O4 + HBr =>
C4H6O4 + Br2 = C4H4O4 + 2 HBr
Cu(NO2)2 + H2 = Cu + NH3 + H2O =>
Cu(NO2)2 + 7 H2 = Cu + 2 NH3 + 4 H2O
B2H2 + Cl2 = B2Cl2 + H2 =>
B2H2 + Cl2 = B2Cl2 + H2
P2O4 + H2O = H3PO4 + H3PO3 =>
P2O4 + 3 H2O = H3PO4 + H3PO3
CoCl2(aq) + Na2CO3 = CoCO3 + NaCl =>
CoCl2(aq) + Na2CO3 = CoCO3 + 2 NaCl
Li2CO3 = CO2Li2O =>
Li2CO3 = CO2Li2O
Co(OH)3 + H2CrO4 = Co2(CrO4)3(s) + H2O =>
2 Co(OH)3 + 3 H2CrO4 = Co2(CrO4)3(s) + 6 H2O
Pb3O4 + H + I = PbI2 + H2O =>
Pb3O4 + 8 H + 6 I = 3 PbI2 + 4 H2O
CH3CHCH3COOH + Na2CO3 = CH3CHCH3COONa + CO2 + H2O =>
2 CH3CHCH3COOH + Na2CO3 = 2 CH3CHCH3COONa + CO2 + H2O
CH3CH2OH + KMnO4 + H2SO4 = CH3CO2H + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CO2H + 4 MnSO4 + 11 H2O + 2 K2SO4
Ce(OH)3 + OH = Ce(OH)4 =>
Ce(OH)3 + OH = Ce(OH)4
[Co(NH3)5Cl]Cl2 + NaNO2 = [Co(NH3)5ONO]Cl2 + NaCl =>
[Co(NH3)5Cl]Cl2 + NaNO2 = [Co(NH3)5ONO]Cl2 + NaCl
Na2S2O5 + H2O = SO2 + NaOH =>
Na2S2O5 + H2O = 2 SO2 + 2 NaOH
Propene + oxygen = carbondioxide + water =>
2 CH3CHCH2 + 9 O2 = 6 CO2 + 6 H2O
C8H9NO2 + H2O + FeCl3 = Fe(C8H9NO2) + HCl + OH =>
C8H9NO2 + 3 H2O + FeCl3 = Fe(C8H9NO2) + 3 HCl + 3 OH
HClO3 + Cu = Cu(ClO3)2 + H =>
2 HClO3 + Cu = Cu(ClO3)2 + 2 H
Ba(OH) = Ba + OH =>
Ba(OH) = Ba + OH
AgNO3 + CdSO4 = CdNO3 + AgSO4 =>
AgNO3 + CdSO4 = CdNO3 + AgSO4
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Équations équilibrées sur11/27/24
Équations équilibrées sur12/27/23
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