| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3CH2OH + O2 = H2O + CH3COOH
Ca + Mg = Ca2Mg =>
2 Ca + Mg = Ca2Mg
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CaSO3 + Fe = FeSO3 + Ca =>
CaSO3 + Fe = FeSO3 + Ca
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
CaCl2 + NH4Cl + K4(Fe(CN)6) = Ca(NH4)2(Fe(CN)6) + KCl =>
CaCl2 + 2 NH4Cl + K4(Fe(CN)6) = Ca(NH4)2(Fe(CN)6) + 4 KCl
H2SO4 + CuSO4 = Cu(SO4)2 + H2 =>
H2SO4 + CuSO4 = Cu(SO4)2 + H2
CrO4{2-} + S2O4{2-} + H2O = Cr(OH)3 + SO4{2-} + OH{-} =>
2 CrO4{2-} + S2O4{2-} + 4 H2O = 2 Cr(OH)3 + 2 SO4{2-} + 2 OH{-}
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 = =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
NaC2H3O2 + H2O = OH + HC2H3O2 + Na =>
NaC2H3O2 + H2O = OH + HC2H3O2 + Na
Li + NaOH = Na + LiOH =>
Li + NaOH = Na + LiOH
(CH3COO)2Fe + CH3COOH = (CH3COO)3Fe + H2 =>
2(CH3COO)2Fe + 2 CH3COOH = 2(CH3COO)3Fe + H2
NaBiO3 + Na2SO3 + H2SO4 = Bi2(SO4)3 + Na2SO4 + H2O =>
2 NaBiO3 + 2 Na2SO3 + 4 H2SO4 = Bi2(SO4)3 + 3 Na2SO4 + 4 H2O
SO3(aq) + MnO4(aq) = SO4(aq) + Mn(aq) =>
4 SO3(aq) + MnO4(aq) = 4 SO4(aq) + Mn(aq)
Ca + F = CaF2 =>
Ca + 2 F = CaF2
NaBiO3 + Na2SO3 + H2SO4 = Bi2(SO4)3 + Na2SO4 + H2O =>
2 NaBiO3 + 2 Na2SO3 + 4 H2SO4 = Bi2(SO4)3 + 3 Na2SO4 + 4 H2O
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
C3H5(OH)3 + H2O = C3H7O(OH)3 =>
C3H5(OH)3 + H2O = C3H7O(OH)3
H3PO4(ac) + KOH(ac) = K3PO4 + H2O =>
H3PO4(ac) + 3 KOH(ac) = K3PO4 + 3 H2O
Na2C2O4 + KMnO4 + H2(SO4)2 = K2SO4 + Na2SO4 + H2O + MnSO4 + CO2 =>
13 Na2C2O4 + 2 KMnO4 + 8 H2(SO4)2 = K2SO4 + 13 Na2SO4 + 8 H2O + 2 MnSO4 + 26 CO2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
KCNS + Fe(NO3)3 = KNO3 + Fe(CNS)3 =>
3 KCNS + Fe(NO3)3 = 3 KNO3 + Fe(CNS)3
CN{-} + OH{-} = CNO{-} + H{+} + {-} =>
CN{-} + OH{-} = CNO{-} + H{+} + 2e
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KClO3 + C6H8O7 = KCl + CO2 + H2O =>
3 KClO3 + C6H8O7 = 3 KCl + 6 CO2 + 4 H2O
Ca3(PO4)2(s) + KCl = CaCl2 + K3PO4 =>
Ca3(PO4)2(s) + 6 KCl = 3 CaCl2 + 2 K3PO4
KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + O2 =>
4 KMnO4 + 6 H2SO4 = 6 H2O + 2 K2SO4 + 4 MnSO4 + 5 O2
Al + CrO4{2-} + H2O = Al(OH)3 + Cr(OH)4{-} + OH{-} =>
Al + CrO4{2-} + 4 H2O = Al(OH)3 + Cr(OH)4{-} + OH{-}
FeCr2O4 + O2 + NaCO3 = Fe2O3 + Na2CrO4 + CO2 =>
4 FeCr2O4 + 3 O2 + 16 NaCO3 = 2 Fe2O3 + 8 Na2CrO4 + 16 CO2
Na2O2 + N2O3 = NaNO2 + NaNO3 =>
Na2O2 + N2O3 = NaNO2 + NaNO3
H2O + Na2SO3 = H2SO3 + Na2O =>
H2O + Na2SO3 = H2SO3 + Na2O
K2S + Hg(C2H3O2)2 = HgS + KC2H3O2 =>
K2S + Hg(C2H3O2)2 = HgS + 2 KC2H3O2
Cl2 + KJ = J2 + KCl =>
Cl2 + 2 KJ = J2 + 2 KCl
CO2 + KOH = CO3 + H2O + K =>
CO2 + 2 KOH = CO3 + H2O + 2 K
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
KCO3 = CO2 + KO =>
KCO3 = CO2 + KO
K2Cr2O7 + Na2SO3 + H2SO4 = CrS3 + Na2SO4 + H2O + K2SO4 =>
K2Cr2O7 + 24 Na2SO3 + 7 H2SO4 = 2 CrS3 + 24 Na2SO4 + 7 H2O + K2SO4
CI{+2} + KI = KCI + I{2} =>
CI{+2} + KI = KCI + I{2}
C2H2 + AgNO3 = CHCAg + HNO3 =>
C2H2 + AgNO3 = CHCAg + HNO3
Cd(OH)2 + HCl = HOH + CdCl2 =>
Cd(OH)2 + 2 HCl = 2 HOH + CdCl2
BaHSO32 + H2SO4 = SO2 + H2O + BaHSO42 =>
BaHSO32 + 10 H2SO4 = 10 SO2 + 10 H2O + BaHSO42
MgO(OH)2 + H2SO4 = MgSO4 + H2O + [O] =>
MgO(OH)2 + H2SO4 = MgSO4 + 2 H2O + [O]
K3[Fe(CN)6] + KI + HCl = KCl + I2 + H4(Fe(CN)6) =>
2 K3[Fe(CN)6] + 2 KI + 8 HCl = 8 KCl + I2 + 2 H4(Fe(CN)6)
CaO + Co2 = CaCo3 + O2 =>
2 CaO + 3 Co2 = 2 CaCo3 + O2
C3H7Br + KOH = C3H6 + KBr + H2O =>
C3H7Br + KOH = C3H6 + KBr + H2O
Cu2(OH)2SO4 + NH4OH = Cu(NH3)4SO4 + Cu(NH3)4(OH)2 + H2O =>
Cu2(OH)2SO4 + 8 NH4OH = Cu(NH3)4SO4 + Cu(NH3)4(OH)2 + 8 H2O
CuO + C2H5 = Cu + C2H5O =>
CuO + C2H5 = Cu + C2H5O
Al + Cl2 + H2O = Al(OH)4{-} + HCl + H{+} =>
2 Al + 3 Cl2 + 8 H2O = 2 Al(OH)4{-} + 6 HCl + 2 H{+}
KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O =>
2 KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O
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Équations équilibrées sur11/02/24
Équations équilibrées sur12/02/23
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