| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Mg + Cr2(SO4)2 = 2 MgSO4 + 2 Cr
Sr + MgBr = Mg2 + Sr2Br2 =>
2 Sr + 2 MgBr = Mg2 + Sr2Br2
MnO4K + Mn(CO3H)2 = MnO2 + H2O + CO2 + CO3HK =>
2 MnO4K + 3 Mn(CO3H)2 = 5 MnO2 + 2 H2O + 4 CO2 + 2 CO3HK
CH3COOAg + HCl = CH3COOH + AgCl =>
CH3COOAg + HCl = CH3COOH + AgCl
Al2O3 + H2O = H3Al + O2 =>
Al2O3 + 3 H2O = 2 H3Al + 3 O2
NaMnO3 + H2O + PbO = Pb(OH)4 + MnO + Na(OH) =>
2 NaMnO3 + 7 H2O + 3 PbO = 3 Pb(OH)4 + 2 MnO + 2 Na(OH)
I2(s) + NaClO(aq) + NaOH(aq) = NaIO3(aq) + NaCl(aq) + H2O =>
I2(s) + 5 NaClO(aq) + 2 NaOH(aq) = 2 NaIO3(aq) + 5 NaCl(aq) + H2O
C7H10O3 + O2 = H2O + CO2 =>
C7H10O3 + 8 O2 = 5 H2O + 7 CO2
Mn(NO3)2 + Sm(NO3)3 + Sr(NO3)3 = SmSrMnO3 + NO2 + O2 =>
2 Mn(NO3)2 + 2 Sm(NO3)3 + 2 Sr(NO3)3 = 2 SmSrMnO3 + 16 NO2 + 5 O2
SrCO3 + H = HCO3 + Sr =>
SrCO3 + H = HCO3 + Sr
Na3[Fe(SCN)6] + KF = Na3(FeF6) + KSCN =>
Na3[Fe(SCN)6] + 6 KF = Na3(FeF6) + 6 KSCN
MnO4{-} + HSO3{-} + OH{-} = MnO4{2-} + SO4{2-} + H2O =>
2 MnO4{-} + HSO3{-} + 3 OH{-} = 2 MnO4{2-} + SO4{2-} + 2 H2O
Ga200O300 + Li200C100O300 + La200O300 + Zr100O200 = Li475La300Zr200Ga75O1200 + C100O200 =>
3 Ga200O300 + 19 Li200C100O300 + 12 La200O300 + 16 Zr100O200 = 8 Li475La300Zr200Ga75O1200 + 19 C100O200
K(OH) + Mn2O7 = KMnO4 + H2O =>
2 K(OH) + Mn2O7 = 2 KMnO4 + H2O
Co(NO3)2(l) + NaOH(l) = Co(OH)2(l) + NaNO3(l) =>
Co(NO3)2(l) + 2 NaOH(l) = Co(OH)2(l) + 2 NaNO3(l)
KI + NH3 + H2O = K(OH) + NH4I =>
KI + NH3 + H2O = K(OH) + NH4I
HNO3(aq) + K2CO3(s) = H2O(l) + CO2(g) + KNO3(aq) =>
2 HNO3(aq) + K2CO3(s) = H2O(l) + CO2(g) + 2 KNO3(aq)
HCl(aq) + Na2CO3(s) = NaCl(aq) + CO2(g) + H2O =>
2 HCl(aq) + Na2CO3(s) = 2 NaCl(aq) + CO2(g) + H2O
C3H8O + NaOH = CH3COOH + H2 + Na =>
2 C3H8O + 4 NaOH = 3 CH3COOH + 4 H2 + 4 Na
Na + Ca(OH)2 = Na(OH)2 + Ca =>
Na + Ca(OH)2 = Na(OH)2 + Ca
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
As2S3 + Na3[Ag(S2O3)2] + Br + H2O = Ag3AsS3 + SO2 + NaBr + H =>
As2S3 + 6 Na3[Ag(S2O3)2] + 18 Br + 6 H2O = 2 Ag3AsS3 + 21 SO2 + 18 NaBr + 12 H
Sn(OH)2 + H2SiO3 = Sn(HSiO3)2 + H2O =>
Sn(OH)2 + 2 H2SiO3 = Sn(HSiO3)2 + 2 H2O
CsOH + MgCl2 = CsCl2 + MgOH =>
CsOH + MgCl2 = CsCl2 + MgOH
C3H7NO2 + H2SO4 = CO2 + SO2 + (NH4)2SO4 + H2O =>
2 C3H7NO2 + 13 H2SO4 = 6 CO2 + 12 SO2 + (NH4)2SO4 + 16 H2O
H + SO3 = H2SO3 =>
2 H + SO3 = H2SO3
SrCl2 + Na2CO3 = SrCO3 + Na2Cl2 =>
SrCl2 + Na2CO3 = SrCO3 + Na2Cl2
H2S(s) + Br2(s) = HBr(s) + S =>
H2S(s) + Br2(s) = 2 HBr(s) + S
Ag + SO3 = Ag2S + SO4 =>
2 Ag + 4 SO3 = Ag2S + 3 SO4
NiCl2 + Na2CO3 = NiCO3 + Na2Cl2 =>
NiCl2 + Na2CO3 = NiCO3 + Na2Cl2
KNO3 + KI + H2SO4 = KNO2 + I2 + K2SO4 + H2O =>
KNO3 + 2 KI + H2SO4 = KNO2 + I2 + K2SO4 + H2O
OH + HCl = OH2Cl =>
OH + HCl = OH2Cl
C5H12(g) + O2(g) = C(g) + H2O =>
C5H12(g) + 3 O2(g) = 5 C(g) + 6 H2O
FeCl3 + KI2 = I2 + FeCl2 + KCl =>
FeCl3 + KI2 = I2 + FeCl2 + KCl
X5Y11Z2 + Z3 = X2Z + YZ2 =>
2 X5Y11Z2 + 15 Z3 = 5 X2Z + 22 YZ2
CdS + HNO3 = Cd(NO3)2 + S + NO2 + H2O =>
CdS + 4 HNO3 = Cd(NO3)2 + S + 2 NO2 + 2 H2O
Zn(s) + H2SO4(aq) = Zn(SO4)2(aq) + H2(g) =>
Zn(s) + 2 H2SO4(aq) = Zn(SO4)2(aq) + 2 H2(g)
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + K(CH3CO2) =>
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + 2 K(CH3CO2)
Mg + NiCl2 = MgCl2Ni =>
Mg + NiCl2 = MgCl2Ni
H2CrO4 + H{+} + C6H12O = C6H10O + Cr3{+} + H2O =>
6 H2CrO4 + 2 H{+} + 17 C6H12O = 17 C6H10O + 2 Cr3{+} + 24 H2O
Pb(NO3)2 + K3[Fe(CN)6] = Pb3[Fe(CN)6]2 + KNO3 =>
3 Pb(NO3)2 + 2 K3[Fe(CN)6] = Pb3[Fe(CN)6]2 + 6 KNO3
Cu2(OH)2CO3 + CuCl2*2H2O + NH4F = Cu4(OH)6FCl + NH3 + CO2 + H2O =>
7 Cu2(OH)2CO3 + 2 CuCl2*2H2O + 4 NH4F = 4 Cu4(OH)6FCl + 4 NH3 + 7 CO2 + H2O
K2 + ZnSO3 = Zn + K2SO3 =>
K2 + ZnSO3 = Zn + K2SO3
K2CrO4 + BaCl2 = K2Cl2 + BaCrO4 =>
K2CrO4 + BaCl2 = K2Cl2 + BaCrO4
Cu + Pb(NO3)2 = Cu(NO3)2 + Pb =>
Cu + Pb(NO3)2 = Cu(NO3)2 + Pb
Cu + P = Cu5P2 =>
5 Cu + 2 P = Cu5P2
CH3F + Cl2 = CFCl3 + HCl =>
CH3F + 3 Cl2 = CFCl3 + 3 HCl
K2CO3 + Mg(C2H3O2)2 = MgCO3 + KC2H3O2 =>
K2CO3 + Mg(C2H3O2)2 = MgCO3 + 2 KC2H3O2
CoCl2 + Na2CO3 = CoCO3 + Na2Cl2 =>
CoCl2 + Na2CO3 = CoCO3 + Na2Cl2
Mn{+2} + PbO2 + H{+} = Pb{+2} + H2O + MnO4{-} =>
2 Mn{+2} + 5 PbO2 + 4 H{+} = 5 Pb{+2} + 2 H2O + 2 MnO4{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/09/25
Équations équilibrées sur02/08/24
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