| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HNO3 + 2 K = H2 + 2 KNO3
C7H5N3O6 = CO2 + H2 + C2 + N2 =>
2 C7H5N3O6 = 6 CO2 + 5 H2 + 4 C2 + 3 N2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Ca2Fe(CN)6 + NH4Cl = CaCl2 + (NH4)4Fe(CN)6 =>
Ca2Fe(CN)6 + 4 NH4Cl = 2 CaCl2 + (NH4)4Fe(CN)6
KMnO4 + C6H14 = KMnO2 + C6H12 + H2O2 =>
KMnO4 + C6H14 = KMnO2 + C6H12 + H2O2
C156H965 + O2 = CO2 + H2O =>
4 C156H965 + 1589 O2 = 624 CO2 + 1930 H2O
K2CrO4 + AgNO2 = K2NO2 + AgCrO4 =>
K2CrO4 + AgNO2 = K2NO2 + AgCrO4
FeSO4(aq) + K4Fe(CN)6 = K2SO4 + Fe2(Fe(CN)6) =>
2 FeSO4(aq) + K4Fe(CN)6 = 2 K2SO4 + Fe2(Fe(CN)6)
NaHCO3 + HNO3 = CO2 + NaNO3 + H2O =>
NaHCO3 + HNO3 = CO2 + NaNO3 + H2O
Ti4Zr + Fe2O3 = TiO2 + ZrO2 + Fe =>
3 Ti4Zr + 10 Fe2O3 = 12 TiO2 + 3 ZrO2 + 20 Fe
H3PO3 + HClO = HCl + H3PO4 =>
H3PO3 + HClO = HCl + H3PO4
Ba{2+}(aq) + CrO4{2-}(aq) = BaCrO4(s) =>
Ba{2+}(aq) + CrO4{2-}(aq) = BaCrO4(s)
Pb{-} + H2O = HPbO2{-} + H =>
Pb{-} + 2 H2O = HPbO2{-} + 3 H
CH2NH2COOH + Na2CO3 = CH2NH2COONa + H2O + CO2 =>
2 CH2NH2COOH + Na2CO3 = 2 CH2NH2COONa + H2O + CO2
CaCl2 + H2O = CaCl2*4H2O =>
CaCl2 + 4 H2O = CaCl2*4H2O
H2O + PO4 = H3PO4 + OH =>
3 H2O + PO4 = H3PO4 + 3 OH
FeS(s) + HCl(aq) = H2S(g) + FeCl2(aq) =>
FeS(s) + 2 HCl(aq) = H2S(g) + FeCl2(aq)
K2[Zn(OH)4] + KCl = ZnCl2 + KOH =>
K2[Zn(OH)4] + 2 KCl = ZnCl2 + 4 KOH
CH3CH2OH(l) = CH3CH2OCH2CH3(l) + H2O(g) =>
2 CH3CH2OH(l) = CH3CH2OCH2CH3(l) + H2O(g)
K + BeCl2 = Be + KCl =>
2 K + BeCl2 = Be + 2 KCl
[Ni(H2O)6](Cl)2 + NH4BF4 + NH3 = [Ni(NH3)6](BF4)2 + Cl{-} + NH4{+} + H2O =>
[Ni(H2O)6](Cl)2 + 2 NH4BF4 + 6 NH3 = [Ni(NH3)6](BF4)2 + 2 Cl{-} + 2 NH4{+} + 6 H2O
(CH3)3N + CH2COOHCOHCOOHCH2COOH = CH2COOH(CH3)3COHCOOH(CH3)3CH2COOH(CH3)3 + N =>
3(CH3)3N + CH2COOHCOHCOOHCH2COOH = CH2COOH(CH3)3COHCOOH(CH3)3CH2COOH(CH3)3 + 3 N
MnO4{-} + H{+} + Br{-} = Mn{+2} + Br2 + H2O =>
2 MnO4{-} + 16 H{+} + 10 Br{-} = 2 Mn{+2} + 5 Br2 + 8 H2O
NO + Cu = CuO2 + N2 =>
2 NO + Cu = CuO2 + N2
FeOH(NO3)2 + NaOH = Fe(OH)3 + NaNO3 =>
FeOH(NO3)2 + 2 NaOH = Fe(OH)3 + 2 NaNO3
Ca + H3BO3 = Ca3(BO3)2 + H2 =>
3 Ca + 2 H3BO3 = Ca3(BO3)2 + 3 H2
(NH5)2SO4 + H2O = SO4 + NH4(OH) + H =>
(NH5)2SO4 + 2 H2O = SO4 + 2 NH4(OH) + 4 H
Ba(s) + O2(g) + C(s) = BaCO3(s) =>
2 Ba(s) + 3 O2(g) + 2 C(s) = 2 BaCO3(s)
Na2SO4 + Zn(No3)2 = ZnSO4 + NaNo3 =>
Na2SO4 + Zn(No3)2 = ZnSO4 + 2 NaNo3
NaHCO3 + H2C6H5O7 = NaH2C6H5O7 + H2O + CO2 =>
17 NaHCO3 + 18 H2C6H5O7 = 17 NaH2C6H5O7 + 12 H2O + 23 CO2
C5H10Br2 + Zn = C5H10Br2Zn =>
C5H10Br2 + Zn = C5H10Br2Zn
CO(r) + H2O(r) = CO2(r) + H2(r) =>
CO(r) + H2O(r) = CO2(r) + H2(r)
ClO{-} + S2O3{2-} = S2O7{2-} + Cl{-} =>
4 ClO{-} + S2O3{2-} = S2O7{2-} + 4 Cl{-}
NMe4I7 = NMe4I + I2 =>
NMe4I7 = NMe4I + 3 I2
NaI + CuSO4 = I2 + Cu + Na2SO4 =>
2 NaI + CuSO4 = I2 + Cu + Na2SO4
Na + HSO3 + H2O2 = Na2SO4 + H2O =>
4 Na + 2 HSO3 + 3 H2O2 = 2 Na2SO4 + 4 H2O
Cu + NaOH + H2O = Na2Cu(OH)4 + H2 =>
Cu + 2 NaOH + 2 H2O = Na2Cu(OH)4 + H2
HSCN + O2 = SO2 + CO + NO + H2O =>
4 HSCN + 9 O2 = 4 SO2 + 4 CO + 4 NO + 2 H2O
FeSO2 + NH3 = NH3SO2 + Fe =>
FeSO2 + NH3 = NH3SO2 + Fe
CrO3 + NaOH = Cr(OH) + NaO3 =>
CrO3 + NaOH = Cr(OH) + NaO3
H3BO3 + Mg = Mg(H2BO3)2 + H2 =>
2 H3BO3 + Mg = Mg(H2BO3)2 + H2
HC2H3O2 + NaOH = (H2O)2 + NaCOH =>
HC2H3O2 + 2 NaOH = (H2O)2 + 2 NaCOH
C16H8N2Na2O8S2 + Na2S2O4 = C16H8N2Na4O12S4 =>
C16H8N2Na2O8S2 + Na2S2O4 = C16H8N2Na4O12S4
(Fe)(S)(O) + (K)(I) + (K)(I)(O3) + (H2)(O) = (Fe)(O)(H)2 + (K2)(S)(O4) + (I2) =>
(Fe)(S)(O) + (K)(I) + (K)(I)(O3) + (H2)(O) = (Fe)(O)(H)2 + (K2)(S)(O4) + (I2)
C15H15NO2 + NaOH = NaC15H14NO2 + H2O =>
C15H15NO2 + NaOH = NaC15H14NO2 + H2O
Ni(OH)2 + KOH = K[Ni(OH)3] =>
Ni(OH)2 + KOH = K[Ni(OH)3]
CH4 + NH3 + H2O = H2 + C2H5NO2 =>
2 CH4 + NH3 + 2 H2O = 5 H2 + C2H5NO2
LiOH + KNO3 = KOH + LiNO3 =>
LiOH + KNO3 = KOH + LiNO3
KMnO4 + K2S + H2O2 = MnO2 + SO2 + KOH =>
2 KMnO4 + 2 K2S + 3 H2O2 = 2 MnO2 + 2 SO2 + 6 KOH
CH3COOH + O2 = C2H3O4 + H2 =>
2 CH3COOH + 2 O2 = 2 C2H3O4 + H2
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Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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