| Équations équilibrées la veille |
4 BaCO3 + Cr2O3 + 2 IrO6 + 7 H2 = 2 Ba2CrIrO6 + 4 CO2 + 7 H2O
Al(OH)3 + BaSO4 = Al2S3O12 + BaH2O2 =>
2 Al(OH)3 + 3 BaSO4 = Al2S3O12 + 3 BaH2O2
RaCI2 = Ra + CI2 =>
RaCI2 = Ra + CI2
KBrO3 + K2SO3 + H2SO4 = Br2 + K2SO4 + H2O =>
2 KBrO3 + 5 K2SO3 + H2SO4 = Br2 + 6 K2SO4 + H2O
Fe + Cl6 = FeCl6 =>
Fe + Cl6 = FeCl6
NO + HCl = NHCl + O2 =>
2 NO + 2 HCl = 2 NHCl + O2
(NH4)HS + KOH = K2S + NH3 + H2O =>
(NH4)HS + 2 KOH = K2S + NH3 + 2 H2O
NaCO3 + SO2 = NaSO4 + CO =>
NaCO3 + SO2 = NaSO4 + CO
C4H9NO2 + O2 = CO2 + NO2 + H2O =>
4 C4H9NO2 + 25 O2 = 16 CO2 + 4 NO2 + 18 H2O
MnO2 + C2H2O4 = MnOH2O + CO2 =>
MnO2 + C2H2O4 = MnOH2O + 2 CO2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Al(OH)3 + BaSO4 = Al2S3O12 + BaH2O2 =>
2 Al(OH)3 + 3 BaSO4 = Al2S3O12 + 3 BaH2O2
C18H34O2 + KOH = C18H33O2K + H2O =>
C18H34O2 + KOH = C18H33O2K + H2O
(Al2)(O3) = Al + (O2) =>
2(Al2)(O3) = 4 Al + 3(O2)
Calcium3(PhosphorusOxygen4)2 + Hydrogen2SulfurOxygen4 = CalciumSulfurOxygen4 + Calcium(Hydrogen2PhosphorusOxygen4)2 =>
Calcium3(PhosphorusOxygen4)2 + 2 Hydrogen2SulfurOxygen4 = 2 CalciumSulfurOxygen4 + Calcium(Hydrogen2PhosphorusOxygen4)2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Ni(OH)2 + H2SO4 = NiSO4 + H2O = =>
Ni(OH)2 + H2SO4 = NiSO4 + 2 H2O
Co + Si = CoSi =>
Co + Si = CoSi
KHCrO4 + H2O = H2CrO4 + KOH =>
KHCrO4 + H2O = H2CrO4 + KOH
La2O3 + PdO = La2Pd2O5 =>
La2O3 + 2 PdO = La2Pd2O5
C6H4OHCOOH + NaOH = C6H4OHCOONa + H2O =>
C6H4OHCOOH + NaOH = C6H4OHCOONa + H2O
K2MnO4 + Na2SO3 + H2SO4 = K2SO4 + MnSO4 + NaSO4 + H2O =>
K2MnO4 + Na2SO3 + 3 H2SO4 = K2SO4 + MnSO4 + 2 NaSO4 + 3 H2O
Hg2(NO3)2 + HCl = HgCl + HNO3 =>
Hg2(NO3)2 + 2 HCl = 2 HgCl + 2 HNO3
CH3COOH + HNO2 = CH3COO + H3O + NO =>
2 CH3COOH + HNO2 = 2 CH3COO + H3O + NO
Cu(NO3)2(at) + NaOH(aq) = Cu(OH)2(s) + NaNO3(at) =>
Cu(NO3)2(at) + 2 NaOH(aq) = Cu(OH)2(s) + 2 NaNO3(at)
CH4 + H2O = CH6O =>
CH4 + H2O = CH6O
MnO4{-} + As4O6 + HOH + H{+} = Mn{2+} + H3AsO4 =>
8 MnO4{-} + 5 As4O6 + 18 HOH + 24 H{+} = 8 Mn{2+} + 20 H3AsO4
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
SO3{-2} + MnO4{-} + H{+} = SO4{-2} + Mn{+} + H2O =>
3 SO3{-2} + MnO4{-} + 2 H{+} = 3 SO4{-2} + Mn{+} + H2O
Cu + NH4OH = CuOH + NH4 =>
Cu + NH4OH = CuOH + NH4
MnCl2*2H2O = MnCl2 + H2O =>
MnCl2*2H2O = MnCl2 + 2 H2O
ClO = ClOOCl =>
2 ClO = ClOOCl
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
K2Cr2O7 + Na2SO3 + NaOH = Na2SO4 + K2CrO4 + Na2CrO4 + H2 =>
K2Cr2O7 + Na2SO3 + 2 NaOH = Na2SO4 + K2CrO4 + Na2CrO4 + H2
CdS + HCl = CdCl2 + H2S =>
CdS + 2 HCl = CdCl2 + H2S
AlSr + NaOH = Al(OH) + NaSr =>
AlSr + NaOH = Al(OH) + NaSr
Si2H3 + O2 = SiO2 + H2O67 =>
4 Si2H3 + 209 O2 = 8 SiO2 + 6 H2O67
CdS = Cd + S =>
CdS = Cd + S
Au + HgCl2 = AuCl + Hg =>
2 Au + HgCl2 = 2 AuCl + Hg
NBr3 + NaOH = N2 + NaBr + HBrO =>
2 NBr3 + 3 NaOH = N2 + 3 NaBr + 3 HBrO
Co + Si = CoSi =>
Co + Si = CoSi
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
(MH4)2SO4 + CaCl2 = CaSO4 + MH4Cl =>
(MH4)2SO4 + CaCl2 = CaSO4 + 2 MH4Cl
Au + HgCl2 = AuCl + Hg =>
2 Au + HgCl2 = 2 AuCl + Hg
HNO2 + Ra(OH)2 = Ra(NO2)2 + H2O =>
2 HNO2 + Ra(OH)2 = Ra(NO2)2 + 2 H2O
KMnO4 + H2SO4 + K4[Fe(CN)6] = MnSO4 + K2SO4 + K3[Fe(CN)6] + H2O =>
KMnO4 + 4 H2SO4 + 5 K4[Fe(CN)6] = MnSO4 + 3 K2SO4 + 5 K3[Fe(CN)6] + 4 H2O
Fe + Al2 = Fe3Al4 =>
3 Fe + 2 Al2 = Fe3Al4
Mg3P2 + O2 = MgO + P2O5 =>
Mg3P2 + 4 O2 = 3 MgO + P2O5
I2 + HCl = I2Cl + H =>
I2 + HCl = I2Cl + H
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