| Équations équilibrées la veille |
BaO4 + 4 H2O = Ba(OH)2 + 3 H2O2
Li2SO3 + Ca(NO3)2 = LiNO3 + CaSO3 =>
Li2SO3 + Ca(NO3)2 = 2 LiNO3 + CaSO3
H2PO4{-} = H{+} + HPO4{-2} =>
H2PO4{-} = H{+} + HPO4{-2}
FeSO4 + K4Fe(CN)6 = Fe2[Fe(CN)6] + K2SO4 =>
2 FeSO4 + K4Fe(CN)6 = Fe2[Fe(CN)6] + 2 K2SO4
As2S3 + KNO3 + H2SO4 = NO2 + K2SO4 + K2AsO4 + H2O =>
As2S3 + 30 KNO3 + 10 H2SO4 = 30 NO2 + 13 K2SO4 + 2 K2AsO4 + 10 H2O
H3BO3 + Fe(OH)3 = Fe(OH)(HBO3) + H2O =>
H3BO3 + Fe(OH)3 = Fe(OH)(HBO3) + 2 H2O
CuNO3(aq) + NaOH(aq) = CuOH(s) + NaNO3(aq) =>
CuNO3(aq) + NaOH(aq) = CuOH(s) + NaNO3(aq)
SnO2 = SnO + O2 =>
2 SnO2 = 2 SnO + O2
C + ZnO2 = Zn + CO2 =>
C + ZnO2 = Zn + CO2
H2TeO4 + Ca(OH)2 = Ca2(TeO4)2 + H2O =>
2 H2TeO4 + 2 Ca(OH)2 = Ca2(TeO4)2 + 4 H2O
NO3{-} + H{+} + e = NO + H2O =>
NO3{-} + 4 H{+} + 3e = NO + 2 H2O
NaCl(aq) + Mg(C2H3O2)2(aq) = Na(C2H3O2)2(aq) + MgCl(aq) =>
NaCl(aq) + Mg(C2H3O2)2(aq) = Na(C2H3O2)2(aq) + MgCl(aq)
Fe2(SO4)3 + K(OH) = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 K(OH) = 3 K2SO4 + 2 Fe(OH)3
Cu2O + Zn = Cu + ZnO =>
Cu2O + Zn = 2 Cu + ZnO
NaNO2 + KI + HCl = I2 + NO + NaCl + KCl + H2O =>
2 NaNO2 + 2 KI + 4 HCl = I2 + 2 NO + 2 NaCl + 2 KCl + 2 H2O
NaCl + LiNO3 = NaNO3 + LiCl =>
NaCl + LiNO3 = NaNO3 + LiCl
AlBr3 + LiOH = Al(OH)3 + LiBr =>
AlBr3 + 3 LiOH = Al(OH)3 + 3 LiBr
F2(g) + NaI(aq) = NaF + I2 =>
F2(g) + 2 NaI(aq) = 2 NaF + I2
HCrO4{-} + HSO3{-} + H{+} = Cr{3+} + SO4{2-} + H2O =>
2 HCrO4{-} + 3 HSO3{-} + 5 H{+} = 2 Cr{3+} + 3 SO4{2-} + 5 H2O
(NH4)2CrO4 + Cr(NO3)3 = NH4NO3 + Cr2(CrO4)3 =>
3(NH4)2CrO4 + 2 Cr(NO3)3 = 6 NH4NO3 + Cr2(CrO4)3
LiOH + H2O = LiO2H3 =>
LiOH + H2O = LiO2H3
MgCl2(aq) + NaOH = Mg(OH)2 + NaCl(aq) =>
MgCl2(aq) + 2 NaOH = Mg(OH)2 + 2 NaCl(aq)
Mg2 + H2SO4 = MgSO4 + H2 =>
Mg2 + 2 H2SO4 = 2 MgSO4 + 2 H2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
CuO + N2H4 = Cu2O + N2 + H2O =>
4 CuO + N2H4 = 2 Cu2O + N2 + 2 H2O
Na2S2O3 + H2SO4 = Na2SO4 + S + H2O =>
3 Na2S2O3 + H2SO4 = 3 Na2SO4 + 4 S + H2O
Au + NO3 = Au(NO3)3 =>
Au + 3 NO3 = Au(NO3)3
AgO + HCl = AgCl + Cl2 + H2O =>
2 AgO + 4 HCl = 2 AgCl + Cl2 + 2 H2O
Cu{+} + NaCN = Cu(CN)3{-2} + Na{+} =>
Cu{+} + 3 NaCN = Cu(CN)3{-2} + 3 Na{+}
HSO4{-} + H2O = H3O{+} + SO4{2-} =>
HSO4{-} + H2O = H3O{+} + SO4{2-}
CH2OHCH2CH2CH2OH + KMnO4 + H2SO4 = COOHCH2CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH2OHCH2CH2CH2OH + 8 KMnO4 + 12 H2SO4 = 5 COOHCH2CH2COOH + 4 K2SO4 + 8 MnSO4 + 22 H2O
Fe(NO3)3(aq) + Na2SO4(aq) = Fe2(SO4)3(s) + NaNO3(aq) =>
2 Fe(NO3)3(aq) + 3 Na2SO4(aq) = Fe2(SO4)3(s) + 6 NaNO3(aq)
C3H7COOH + Al = C3H7COOAl + H2 =>
2 C3H7COOH + 2 Al = 2 C3H7COOAl + H2
FeO2 + HCl = FeCl2 + O2 + H2O =>
2 FeO2 + 4 HCl = 2 FeCl2 + O2 + 2 H2O
HgCl2 + NH4OH = Hg(NH2)Cl + NH4Cl + H2O =>
HgCl2 + 2 NH4OH = Hg(NH2)Cl + NH4Cl + 2 H2O
NH4VO3 + H2SO4 + FeSO4 = VOSO4 + (NH4)2SO4 + H2O + Fe2(SO4)3 =>
2 NH4VO3 + 4 H2SO4 + 2 FeSO4 = 2 VOSO4 + (NH4)2SO4 + 4 H2O + Fe2(SO4)3
HF(aq) + LiOH(aq) = FLi + H2O =>
HF(aq) + LiOH(aq) = FLi + H2O
Cr2O3 + KNO3 + NaOH = Na2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 NaOH = 2 Na2CrO4 + 3 KNO2 + 2 H2O
Fe2 + NaOH = Fe(NaOH) =>
Fe2 + 2 NaOH = 2 Fe(NaOH)
HClO3 + NaNO2 = NaClO3 + HNO2 =>
HClO3 + NaNO2 = NaClO3 + HNO2
*2Na + Cl2 = *2NaCl =>
*2Na + Cl2 = *2NaCl
Na + Fe(NO3)3 = Na(NO3)3 + Fe =>
Na + Fe(NO3)3 = Na(NO3)3 + Fe
CoCl2 + H2SO4 = CoSO4 + HCl =>
CoCl2 + H2SO4 = CoSO4 + 2 HCl
Cl2(g) + OH{-}(aq) = Cl{-}(aq) + OCl{-}(aq) + H2O(l) =>
Cl2(g) + 2 OH{-}(aq) = Cl{-}(aq) + OCl{-}(aq) + H2O(l)
C5H10O(l) + O2(g) = CO2 + H2O =>
C5H10O(l) + 7 O2(g) = 5 CO2 + 5 H2O
NiI2 + BaCO3 = BaI2 + NiCO3 =>
NiI2 + BaCO3 = BaI2 + NiCO3
Cl2(aq) + CaI2(aq) = CaCl2(aq) + I2(s) =>
Cl2(aq) + CaI2(aq) = CaCl2(aq) + I2(s)
(NH4)2(Fe(H2O)6)(SO4)2 + H2C2O4*2H2O = Fe(C2O4)*2H2O + NH4HSO4 + H2O =>
(NH4)2(Fe(H2O)6)(SO4)2 + H2C2O4*2H2O = Fe(C2O4)*2H2O + 2 NH4HSO4 + 6 H2O
KClO + HNO3 = KNO3 + HClO =>
KClO + HNO3 = KNO3 + HClO
CH3COOH + CH3(CH2)3OH = CH3COO(CH2)3CH3 + H2O =>
CH3COOH + CH3(CH2)3OH = CH3COO(CH2)3CH3 + H2O
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Équations équilibrées sur10/26/24
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