| Équations équilibrées la veille |
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
LiCO2 + O2 = LiCO3 =>
2 LiCO2 + O2 = 2 LiCO3
SO2Ba(OH)2 = H2OBaSO3 =>
SO2Ba(OH)2 = H2OBaSO3
NN2 + H2 = NH =>
2 NN2 + 3 H2 = 6 NH
H2 + I2 = HI =>
H2 + I2 = 2 HI
KMnO4 + C2H5OH = H2O + MnO2 + KOH + CO2 =>
4 KMnO4 + C2H5OH = H2O + 4 MnO2 + 4 KOH + 2 CO2
Pb(OH)3{-} + Fe(OH)2 + H{+} = Pb + Fe(OH)3 + H2O =>
Pb(OH)3{-} + 2 Fe(OH)2 + H{+} = Pb + 2 Fe(OH)3 + H2O
NH3 + FeCl3 + H2O = Fe(OH)3 + NH4Cl =>
3 NH3 + FeCl3 + 3 H2O = Fe(OH)3 + 3 NH4Cl
AlI3 + H2 = AlH3 + I2 =>
2 AlI3 + 3 H2 = 2 AlH3 + 3 I2
MgSO3(aq) + HI(aq) = MgI2(aq) + H2O + SO2 =>
MgSO3(aq) + 2 HI(aq) = MgI2(aq) + H2O + SO2
CuI + HIO3 = CuIO3 + HI =>
CuI + HIO3 = CuIO3 + HI
(C2H4O2)4 + Al(NO3)3 = (NO3)2 + Al(C2H4O2)3 =>
3(C2H4O2)4 + 4 Al(NO3)3 = 6(NO3)2 + 4 Al(C2H4O2)3
KCr(SO4)2 + NaOH = NaCrO2 + KNaSO4 + Na2SO4 + H2O =>
KCr(SO4)2 + 4 NaOH = NaCrO2 + KNaSO4 + Na2SO4 + 2 H2O
NaNO3 + Cu(NO3)2 = Na(NO3)2 + NO3Cu =>
NaNO3 + Cu(NO3)2 = Na(NO3)2 + NO3Cu
(SKI3BD)2(SO4)9 + H2O(NO3)2 = (SKI3BD)2(O(NO3)2)9 + H2SO4 =>
(SKI3BD)2(SO4)9 + 9 H2O(NO3)2 = (SKI3BD)2(O(NO3)2)9 + 9 H2SO4
Ca(AlO2)2 + HBr = CaBr2 + AlBr3 + H2O =>
Ca(AlO2)2 + 8 HBr = CaBr2 + 2 AlBr3 + 4 H2O
PbCl2(s) + H2O(l) = HCl + PbO =>
PbCl2(s) + H2O(l) = 2 HCl + PbO
CaC2 + HNO3 = CaHNO3 + C =>
CaC2 + HNO3 = CaHNO3 + 2 C
HI = H2 + HI2 =>
4 HI = H2 + 2 HI2
Li + N2O = Li2O + Li3N =>
8 Li + N2O = Li2O + 2 Li3N
CoAsS + SO2 = CoS + As2O3 + S =>
4 CoAsS + 3 SO2 = 4 CoS + 2 As2O3 + 3 S
C7H5NO3 + OH{-} + C3H6O = C16H10N2O2 + CH3COO{-} + H2O =>
2 C7H5NO3 + 2 OH{-} + 2 C3H6O = C16H10N2O2 + 2 CH3COO{-} + 4 H2O
TiCl4(s) + Mg(s) = Ti(s) + MgCl2(s) =>
TiCl4(s) + 2 Mg(s) = Ti(s) + 2 MgCl2(s)
NH3(PO4)4 + CaBr2 = NH3Br2 + Ca(PO4)4 =>
NH3(PO4)4 + CaBr2 = NH3Br2 + Ca(PO4)4
Na2CO3 + KSO3 = Na2SO3 + KCO3 =>
Na2CO3 + KSO3 = Na2SO3 + KCO3
SrCl + H2 = Sr + HCl =>
2 SrCl + H2 = 2 Sr + 2 HCl
HCHO + Cu(OH)2 + NaOH = Cu2O + H2O + Na2CO3 =>
HCHO + 4 Cu(OH)2 + 2 NaOH = 2 Cu2O + 6 H2O + Na2CO3
NaHCO3 + HCl = NaCl + CH2O3 =>
NaHCO3 + HCl = NaCl + CH2O3
C3H6(OH)2 + Cu(OH)2 = (C3H6OHO)2Cu + H2O =>
2 C3H6(OH)2 + Cu(OH)2 = (C3H6OHO)2Cu + 2 H2O
KOH + H2CrO4 = K2 + CrO4 + H2O =>
2 KOH + H2CrO4 = K2 + CrO4 + 2 H2O
H5C6O7 + NaHCO6 = CO2 + NaC6H5O7 + H2O =>
22 H5C6O7 + 15 NaHCO6 = 57 CO2 + 15 NaC6H5O7 + 25 H2O
MgS + K3N = Mg3N2 + K2S =>
3 MgS + 2 K3N = Mg3N2 + 3 K2S
H2Cr2O7 + HI = CrI3 + I2 + H2O =>
H2Cr2O7 + 12 HI = 2 CrI3 + 3 I2 + 7 H2O
Na2CO3 + Ca(NO3)2 = CaCO3 + NaNO3 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + 2 NaNO3
I{-} + H2O2 + H{+} = I2 + H2O =>
2 I{-} + H2O2 + 2 H{+} = I2 + 2 H2O
Fe + SnN = FeN + Sn =>
Fe + SnN = FeN + Sn
NaOH + H3AsO4 = Na3AsO4 + H2O =>
3 NaOH + H3AsO4 = Na3AsO4 + 3 H2O
Fe3O4 + Al = Fe3 + Al2O3 =>
3 Fe3O4 + 8 Al = 3 Fe3 + 4 Al2O3
Zn + Ca(OH)2 = Zn(OH)2 + Ca =>
Zn + Ca(OH)2 = Zn(OH)2 + Ca
N2 + Al = N2Al =>
N2 + Al = N2Al
AgI + KNO3 + NH3 + H2O = AgNO3 + NH4I + KH =>
5 AgI + 4 KNO3 + 6 NH3 + 3 H2O = 5 AgNO3 + 5 NH4I + 4 KH
C6H8O7*H2O + FeSO4 = C5H6O5SO4 + CO2 + Fe + H2SO4 =>
5 C6H8O7*H2O + 17 FeSO4 = 4 C5H6O5SO4 + 10 CO2 + 17 Fe + 13 H2SO4
CdCO3 + HCl = CdCl2 + H2CO3 =>
CdCO3 + 2 HCl = CdCl2 + H2CO3
N2 + HNO3 = N2O3 + HN =>
N2 + HNO3 = N2O3 + HN
HNO3 + SnO = SnO2 + NO + H2O =>
2 HNO3 + 3 SnO = 3 SnO2 + 2 NO + H2O
CuSO4 + Na2CO3 + H2O = Cu3(OH)2(CO3)2 + CO2 + Na2SO4 =>
3 CuSO4 + 3 Na2CO3 + H2O = Cu3(OH)2(CO3)2 + CO2 + 3 Na2SO4
HNO3(ac) + CaCO3(s) = Ca(NO3)2(s) + CO2(g) + H2O(l) =>
2 HNO3(ac) + CaCO3(s) = Ca(NO3)2(s) + CO2(g) + H2O(l)
Mg(s) + H3PO4(aq) = H2(g) + Mg3(PO4)2(s) =>
3 Mg(s) + 2 H3PO4(aq) = 3 H2(g) + Mg3(PO4)2(s)
Fe + K2CrO4 = FeO3K2CrO =>
Fe + K2CrO4 = FeO3K2CrO
Ni(NO3)2 + NaCl = NiCl2 + NaNO3 =>
Ni(NO3)2 + 2 NaCl = NiCl2 + 2 NaNO3
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