| Équations équilibrées la veille | Équations équilibrées le lendemain |
427 CH3CH2OH + 6 Cr2O72{-} + 10 H{+} = 427 CH3CHO + 4 Cr3{+} + 432 H2O
NaHCO3(aq) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3CONa(aq) =>
4 NaHCO3(aq) + 5 CH3COOH(aq) = 6 CO2(g) + 6 H2O(l) + 4 CH3CONa(aq)
MnO2 + C2H2O4 + HNO3 = Mn(NO3)2 + H2O + CO2 =>
MnO2 + C2H2O4 + 2 HNO3 = Mn(NO3)2 + 2 H2O + 2 CO2
(NH4)2S + Cl2 = S8 + NH4Cl =>
8(NH4)2S + 8 Cl2 = S8 + 16 NH4Cl
CaCO3 + C6H8O6H2O = CO2 + H2O + CaC6H8O6 =>
10 CaCO3 + 11 C6H8O6H2O = 16 CO2 + 15 H2O + 10 CaC6H8O6
Cu3Ni2 + HCl = CuCl + H + Ni =>
Cu3Ni2 + 3 HCl = 3 CuCl + 3 H + 2 Ni
(NH4)2(SO4) + Ba(NO3)2 = NH4(NO3) + Ba(SO4) =>
(NH4)2(SO4) + Ba(NO3)2 = 2 NH4(NO3) + Ba(SO4)
CaF2(aq) + I2(s) = F2(g) + CaI2(aq) =>
CaF2(aq) + I2(s) = F2(g) + CaI2(aq)
Al(OH)3 + HCl = AlHCl4 + H2O =>
Al(OH)3 + 4 HCl = AlHCl4 + 3 H2O
CuCl2 + Na2CO3 + H2O = Cu2(OH)3Cl + NaCl + CO2 =>
4 CuCl2 + 3 Na2CO3 + 3 H2O = 2 Cu2(OH)3Cl + 6 NaCl + 3 CO2
(C3H5(NO3)3) = O2 + N2 + CO2 + H2O =>
4(C3H5(NO3)3) = O2 + 6 N2 + 12 CO2 + 10 H2O
C9H8O + C3H6O = C11H12O + H2O =>
7 C9H8O + 12 C3H6O = 9 C11H12O + 10 H2O
MgSO4 + H2SiO3 = MgSiO3 + H2SO4 =>
MgSO4 + H2SiO3 = MgSiO3 + H2SO4
(H3C)(CH2)(CH)(OH)(CH3) + O2 = CO2 + H2O =>
(H3C)(CH2)(CH)(OH)(CH3) + 6 O2 = 4 CO2 + 5 H2O
Pb + Au(NO3)2 = Pb(NO3)2 + Au =>
Pb + Au(NO3)2 = Pb(NO3)2 + Au
BaS + FeBr3 = FeBr2 + S + BaBr2 =>
BaS + 2 FeBr3 = 2 FeBr2 + S + BaBr2
C4H10O + NH4Br = C4H9Br + NH4OH =>
C4H10O + NH4Br = C4H9Br + NH4OH
N2O + H2O = HNO3 + H3O =>
N2O + 13 H2O = 2 HNO3 + 8 H3O
K4Fe(CN)6 + KMnO4 + H2(SO4) = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2(SO4) = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Na(Co3) + Ag(NO3) = Ag(Co3) + Na(NO3) =>
Na(Co3) + Ag(NO3) = Ag(Co3) + Na(NO3)
KNO3 + NH4SO4 = KSO4 + NH4NO3 =>
KNO3 + NH4SO4 = KSO4 + NH4NO3
Na2B4O7 + Ti = TiB4O7 + Na =>
Na2B4O7 + Ti = TiB4O7 + 2 Na
C6H10 + [Cu(NH3)2]Cl = C6H9Cu + NH3 + HCl =>
C6H10 + [Cu(NH3)2]Cl = C6H9Cu + 2 NH3 + HCl
(NH4)2S + BaI2 = NH4I + BaS =>
(NH4)2S + BaI2 = 2 NH4I + BaS
MoO3 + Zn + H2SO4 = MoSO4 + ZnSO4 + H2O =>
MoO3 + 2 Zn + 3 H2SO4 = MoSO4 + 2 ZnSO4 + 3 H2O
CH3CH2CHO + Ag2O = CH3CH2CHO2 + Ag =>
CH3CH2CHO + Ag2O = CH3CH2CHO2 + 2 Ag
(NH2)2CO + HNO3 = (NH2)2COHNO3 =>
(NH2)2CO + HNO3 = (NH2)2COHNO3
Br2 + S2O3{2-} + H2O = Br{+} + SO4{2-} + H =>
Br2 + S2O3{2-} + 5 H2O = 2 Br{+} + 2 SO4{2-} + 10 H
UO2(OH)2 + NaOH = Na2U2O7 + H2O =>
2 UO2(OH)2 + 2 NaOH = Na2U2O7 + 3 H2O
NaCl + O2 = NaO2 + Cl =>
NaCl + O2 = NaO2 + Cl
Co(NO3)2 + NH4SCN = Co(SCN) + NH4(NO3)2 =>
Co(NO3)2 + NH4SCN = Co(SCN) + NH4(NO3)2
Ca(s) + SnSO4(aq) = Ca(s)SnSO4(aq) =>
Ca(s) + SnSO4(aq) = Ca(s)SnSO4(aq)
CrCl3 + NaNO3 + Na2CO3 = Na2CrO4 + NaClO3 + NaNO2 + CO2 =>
2 CrCl3 + 21 NaNO3 + 5 Na2CO3 = 2 Na2CrO4 + 6 NaClO3 + 21 NaNO2 + 5 CO2
(NH4)2CO3 + Ca(OH)2 = NH4OH + CaCO3 =>
(NH4)2CO3 + Ca(OH)2 = 2 NH4OH + CaCO3
H2O + NH4Cl = H2Cl + NH4O =>
H2O + NH4Cl = H2Cl + NH4O
HBr + K2CrO4 = KBr + CrBr3 + H2O + Br2 =>
16 HBr + 2 K2CrO4 = 4 KBr + 2 CrBr3 + 8 H2O + 3 Br2
HF + KCl = HCl + KF =>
HF + KCl = HCl + KF
Ca(NO3)2 + NaHCO3 = NaNO3 + H2O + CO2 + CaCO3 =>
Ca(NO3)2 + 2 NaHCO3 = 2 NaNO3 + H2O + CO2 + CaCO3
H2SO4 + Pb2(OH)8 = Pb(SO4)2 + H2O =>
4 H2SO4 + Pb2(OH)8 = 2 Pb(SO4)2 + 8 H2O
NH3 + O2 = NO + H30 =>
10 NH3 + 5 O2 = 10 NO + H30
Na2S + HBrO = NaBrO + H2S =>
Na2S + 2 HBrO = 2 NaBrO + H2S
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
C4H8(s) + O2(g) = CO2(s) + H2O(g) =>
C4H8(s) + 6 O2(g) = 4 CO2(s) + 4 H2O(g)
Cr2O7{-2} + H{+} + NO2{-} = Cr{3+} + H2O + NO3{-} =>
Cr2O7{-2} + 8 H{+} + 3 NO2{-} = 2 Cr{3+} + 4 H2O + 3 NO3{-}
K3[Fe(C2O4)3] = FeC2O4 + CO2 + K2C2O4 =>
2 K3[Fe(C2O4)3] = 2 FeC2O4 + 2 CO2 + 3 K2C2O4
B + Br2 = BBr3 =>
2 B + 3 Br2 = 2 BBr3
I2(s) + CaCl2(aq) = I2Ca(aq) + Cl2(g) =>
I2(s) + CaCl2(aq) = I2Ca(aq) + Cl2(g)
CH3CH2OH + H2SO4 + KCr2O7 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
7 CH3CH2OH + 14 H2SO4 + 4 KCr2O7 = 7 CH3COOH + 4 Cr2(SO4)3 + 2 K2SO4 + 21 H2O
Cu2O + Na2CO3 = Cu2CO3 + Na2O =>
Cu2O + Na2CO3 = Cu2CO3 + Na2O
CuSCN + P(C6H5)3 + C5H5N = Cu(SCN)(C5H5N)2P(C6H5)3 =>
CuSCN + P(C6H5)3 + 2 C5H5N = Cu(SCN)(C5H5N)2P(C6H5)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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