| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HClO4 + Zn(OH)2 = Zn(ClO4)2 + 2 H2O
Ba(NO3)2 + Cu = Cu(NO3) + Ba =>
Ba(NO3)2 + 2 Cu = 2 Cu(NO3) + Ba
Na2S2O8 + H2O2 = Na2S + O2 + H2SO4 =>
Na2S2O8 + H2O2 = Na2S + 3 O2 + H2SO4
MgO + N2 = Mg + NO =>
2 MgO + N2 = 2 Mg + 2 NO
Li3PO4(s) = Li(aq) + PO4(aq) =>
Li3PO4(s) = 3 Li(aq) + PO4(aq)
(SO3){2-} + Cl2 + H2O = (SO4){2-} + Cl{-} + H{+} =>
(SO3){2-} + Cl2 + H2O = (SO4){2-} + 2 Cl{-} + 2 H{+}
H2 + SO4 + NaCl = Na2SO4 + HCl =>
H2 + SO4 + 2 NaCl = Na2SO4 + 2 HCl
CaMg(CO3)2 = MgO + CaCO3 + CO2 =>
CaMg(CO3)2 = MgO + CaCO3 + CO2
K(OH) + H2(SO3) = K2(SO3) + H2O =>
2 K(OH) + H2(SO3) = K2(SO3) + 2 H2O
MnO2 + OH{-} = MnO4{-} + H2O + {-} =>
MnO2 + 4 OH{-} = MnO4{-} + 2 H2O + 3e
Hg(NO3)2 + K2S = HgS + KNO3 =>
Hg(NO3)2 + K2S = HgS + 2 KNO3
Ca(OH)2 + (NH4)2CO3 = NH3 + CaCO3 + H2O =>
Ca(OH)2 + (NH4)2CO3 = 2 NH3 + CaCO3 + 2 H2O
Ca(NO3)2 + Na2(CO3) = CaCO3 + Na(NO3) =>
Ca(NO3)2 + Na2(CO3) = CaCO3 + 2 Na(NO3)
C2H5OH + I2 + NaOH = CHI3 + HCOONa + H2 =>
2 C2H5OH + 3 I2 + 2 NaOH = 2 CHI3 + 2 HCOONa + 5 H2
Zn + OH{-} + H2O = [Zn(OH)4]2{-} + H2 =>
4 Zn + 2 OH{-} + 14 H2O = 2[Zn(OH)4]2{-} + 7 H2
C3H8O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COCH3 + H2O =>
3 C3H8O + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3COCH3 + 7 H2O
Ni + Al2(SO4)3 = Al + Ni(SO4) =>
3 Ni + Al2(SO4)3 = 2 Al + 3 Ni(SO4)
Fe + SO2 + O2 = FeSO4 =>
Fe + SO2 + O2 = FeSO4
C8H10 + O2 = CO + H2O =>
2 C8H10 + 13 O2 = 16 CO + 10 H2O
FeS + FeSO4 = SO2 + FeO =>
FeS + 3 FeSO4 = 4 SO2 + 4 FeO
Fe5O8H + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe5O8H + 15 H2SO4 = 5 Fe2(SO4)3 + 16 H2O
Na2SiO3 + H2SO4 = Na2SO4 + H2SiO3 =>
Na2SiO3 + H2SO4 = Na2SO4 + H2SiO3
H2SO4 + K2CO3 = K2SO4 + HOH + CO2 =>
H2SO4 + K2CO3 = K2SO4 + HOH + CO2
V2O5 + NaOH = NaVO3 + H2O =>
V2O5 + 2 NaOH = 2 NaVO3 + H2O
Br2(aq) + NaI(aq) = NaBr(aq) + I2(aq) =>
Br2(aq) + 2 NaI(aq) = 2 NaBr(aq) + I2(aq)
Zn + FeI2 = ZnI2 + Fe =>
Zn + FeI2 = ZnI2 + Fe
HNO2 + H{+} + Cu = NO + H2O + Cu{2+} =>
2 HNO2 + 2 H{+} + Cu = 2 NO + 2 H2O + Cu{2+}
CH3CH2CH2CH2CH2OH + CH3COOH = C7H14O2 + H2O =>
CH3CH2CH2CH2CH2OH + CH3COOH = C7H14O2 + H2O
Au + H2SO4 = Au2(SO4) + H2 =>
2 Au + H2SO4 = Au2(SO4) + H2
Os + O2 = OsO3 =>
2 Os + 3 O2 = 2 OsO3
I2O4 = I2O5 + I2 =>
5 I2O4 = 4 I2O5 + I2
FeS2 + O = Fe2O3 + SO2 =>
2 FeS2 + 11 O = Fe2O3 + 4 SO2
Li(s) + CuCl2(aq) = LiCl(aq) + Cu(s) =>
2 Li(s) + CuCl2(aq) = 2 LiCl(aq) + Cu(s)
SOCl2 + NaOH = Na2SO3 + HCl =>
SOCl2 + 2 NaOH = Na2SO3 + 2 HCl
H2SO4 + KMnO4 + C3H6O3 = CO2 + H2O + K2SO4 + MnSO4 =>
18 H2SO4 + 12 KMnO4 + 5 C3H6O3 = 15 CO2 + 33 H2O + 6 K2SO4 + 12 MnSO4
N8 + O2 = NO2 =>
N8 + 8 O2 = 8 NO2
Na + Cu(SO4)2 = Na(SO4) + Cu =>
2 Na + Cu(SO4)2 = 2 Na(SO4) + Cu
NH4Cl + LiOH = NH4 + OH + LiCl =>
NH4Cl + LiOH = NH4 + OH + LiCl
Pb(NO3)2 + Na2(SO4) = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2(SO4) = PbSO4 + 2 NaNO3
K + HBr = KBr + H2 =>
2 K + 2 HBr = 2 KBr + H2
Al + ClO = AlO + Cl =>
Al + ClO = AlO + Cl
NaAu(CN)2 + Zn = NaCN + Zn(CN)2 + Au =>
2 NaAu(CN)2 + Zn = 2 NaCN + Zn(CN)2 + 2 Au
AgBr + Cu = CuBr2 + Ag =>
2 AgBr + Cu = CuBr2 + 2 Ag
K2SO4(aq) + BaBr2(aq) = K2Br2(aq) + BaSO4(s) =>
K2SO4(aq) + BaBr2(aq) = K2Br2(aq) + BaSO4(s)
Br2 + K2S = KBr + S8 =>
8 Br2 + 8 K2S = 16 KBr + S8
CUCl2(aq) + H2(g) = CU(s) + HCl(aq) =>
CUCl2(aq) + H2(g) = CU(s) + 2 HCl(aq)
Au + H2SO4 = Au2(SO4) + H2 =>
2 Au + H2SO4 = Au2(SO4) + H2
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
SiC + O2 = SiO2 + CO2 =>
SiC + 2 O2 = SiO2 + CO2
MgNH4PO4 + CH3COOH = Mg(CH3COO)2 + NH3 + H3PO4 =>
MgNH4PO4 + 2 CH3COOH = Mg(CH3COO)2 + NH3 + H3PO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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