| Équations équilibrées la veille |
F2 + 6 S = F2S6
Fe(OH)2 + KOH = K2[Fe(OH)4] =>
Fe(OH)2 + 2 KOH = K2[Fe(OH)4]
C3H8O3 + C18H36O2 = C21H42O4 + H2O =>
C3H8O3 + C18H36O2 = C21H42O4 + H2O
C2H6Cl2 + Na = C2H6 + NaCl =>
C2H6Cl2 + 2 Na = C2H6 + 2 NaCl
C3H7Cl + NaOH = NaCl + C3H6 + H2O =>
C3H7Cl + NaOH = NaCl + C3H6 + H2O
K2FeO4 + H{+} + e = Fe{3+} + H2O + K =>
K2FeO4 + 8 H{+} + 5e = Fe{3+} + 4 H2O + 2 K
SrO + Co2O3 + IrO2 = Sr3CoIrO6 + O =>
6 SrO + Co2O3 + 2 IrO2 = 2 Sr3CoIrO6 + O
zinc + sulfur = Zincsulfide =>
Zn + S = ZnS
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
HCO + Al = Al(CO)3 + H2 =>
6 HCO + 2 Al = 2 Al(CO)3 + 3 H2
BaCO3 + HCOOH = H2O + BaCOOH + CO2 =>
2 BaCO3 + 3 HCOOH = 2 H2O + 2 BaCOOH + 3 CO2
Br2 + HNO3 = HBrO3 + NO2 + H2O =>
Br2 + 10 HNO3 = 2 HBrO3 + 10 NO2 + 4 H2O
K2MnO4 + H2SO4 + Na2SO3 = K2SO4 + Na2SO4 + MnSO4 + H2O =>
K2MnO4 + 2 H2SO4 + 2 Na2SO3 = K2SO4 + 2 Na2SO4 + MnSO4 + 2 H2O
NaH3O2 + H2SO4 = Na2SO4 + H2O =>
2 NaH3O2 + H2SO4 = Na2SO4 + 4 H2O
KCl + Fe = K + FeCl =>
KCl + Fe = K + FeCl
Mg + Co(NO3)2 = Mg2(NO3) + Co =>
4 Mg + Co(NO3)2 = 2 Mg2(NO3) + Co
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
FeSO4(aq) + K2Cr2O7(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + Fe2(SO4)3(aq) + K2SO4(aq) + H2O(l) =>
6 FeSO4(aq) + K2Cr2O7(aq) + 7 H2SO4(aq) = Cr2(SO4)3(aq) + 3 Fe2(SO4)3(aq) + K2SO4(aq) + 7 H2O(l)
Al(OH)3 + Hg = Al + Hg(OH)2 =>
2 Al(OH)3 + 3 Hg = 2 Al + 3 Hg(OH)2
AlCl3 + Na2S = Al2S3 + NaCl =>
2 AlCl3 + 3 Na2S = Al2S3 + 6 NaCl
Fe{+3} + Sn2 = Fe{+2} + Sn{+4} =>
8 Fe{+3} + Sn2 = 8 Fe{+2} + 2 Sn{+4}
Na2C2O4 + Ce(NH4)4(SO4)4 = Ce2(SO4)3 + CO2 + Na2SO4 + NH3 + H2SO4 =>
Na2C2O4 + 2 Ce(NH4)4(SO4)4 = Ce2(SO4)3 + 2 CO2 + Na2SO4 + 8 NH3 + 4 H2SO4
MgCl2 + Ag2SO4 = Ag2Cl2 + MgSO4 =>
MgCl2 + Ag2SO4 = Ag2Cl2 + MgSO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
AlCl3 + Na2S = Al2S3 + NaCl =>
2 AlCl3 + 3 Na2S = Al2S3 + 6 NaCl
MnO4{-} + SO2 = Mn{+}2 + SO4{-}2inacidicmedium =>
MnO4{-} + 2 SO2 = Mn{+}2 + 2 SO4{-}2inacidicmedium
PBr7 = Br2 + PBr3 =>
PBr7 = 2 Br2 + PBr3
Al + Pd2(SO4)3 = Al2(SO4)3 + Pd =>
2 Al + Pd2(SO4)3 = Al2(SO4)3 + 2 Pd
KCn + HCl = HCn + KCl =>
KCn + HCl = HCn + KCl
CaI2 + KOH = Ca(OH)2 + KI =>
CaI2 + 2 KOH = Ca(OH)2 + 2 KI
C2H6 + HO{-}NO2 = C2H5{-}NO2 + H2O =>
C2H6 + HO{-}NO2 = C2H5{-}NO2 + H2O
I2 + H2O = HIO3 + HI =>
3 I2 + 3 H2O = HIO3 + 5 HI
S + Na2O = Na2S + NaSO3 =>
7 S + 6 Na2O = 5 Na2S + 2 NaSO3
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
C2H6O + K2CrO7 + HCl = C2H4O + CrCl3 + KCl + H2O =>
9 C2H6O + 2 K2CrO7 + 10 HCl = 9 C2H4O + 2 CrCl3 + 4 KCl + 14 H2O
Zn + HCl(aq) = ZnCl3(aq) + H2(g) =>
2 Zn + 6 HCl(aq) = 2 ZnCl3(aq) + 3 H2(g)
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
BH4{-} + BF3O(C2H5)2 = B3H8{-} + H2 + O(C2H5)2 + BF4{-} =>
5 BH4{-} + 4 BF3O(C2H5)2 = 2 B3H8{-} + 2 H2 + 4 O(C2H5)2 + 3 BF4{-}
FeBr3 + NaOH = Fe(OH)3 + NaBr =>
FeBr3 + 3 NaOH = Fe(OH)3 + 3 NaBr
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
CO2 + H2O = CH3CHO + O2 =>
4 CO2 + 4 H2O = 2 CH3CHO + 5 O2
RbCO + AgBr = RbAg + COBr =>
RbCO + AgBr = RbAg + COBr
Sb2S3 + O2 = Sb + SO2 =>
Sb2S3 + 3 O2 = 2 Sb + 3 SO2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
MnO3 + C6H12O7 + H2O = C12H22MnO14*2H2O + O2 =>
MnO3 + 2 C6H12O7 + H2O = C12H22MnO14*2H2O + O2
KI + H0SO4 = I2 + SO2 + K2SO4 + H2O =>
6 KI + 4 H0SO4 = 3 I2 + SO2 + 3 K2SO4 + 2 H2O
Ca + O3 + CO2 = CaCO3 =>
3 Ca + O3 + 3 CO2 = 3 CaCO3
K2CrO4 + NaH2SO3 + H2O = NaHSO4 + KOH + Cr(OH)3 =>
K2CrO4 + NaH2SO3 + 2 H2O = NaHSO4 + 2 KOH + Cr(OH)3
HCOONa + NH4OH = HCOONH4 + NaOH =>
HCOONa + NH4OH = HCOONH4 + NaOH
H3PO4 + POCl3 = HCl + H4P2O7 =>
5 H3PO4 + POCl3 = 3 HCl + 3 H4P2O7
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Équations équilibrées sur01/07/25
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