| Équations équilibrées la veille |
3 Ba(NO3)2 + Fe2(SO4)3 = 3 BaSO4 + 2 Fe(NO3)3
ZnSO4 + NaI = ZnI + NaSO4 =>
ZnSO4 + NaI = ZnI + NaSO4
FeSO4 + SO4 = Fe2(SO4)3 =>
2 FeSO4 + SO4 = Fe2(SO4)3
Ba(NO3)2 + NaCl = BaCl2 + Na(NO3) =>
Ba(NO3)2 + 2 NaCl = BaCl2 + 2 Na(NO3)
Al + Ca(ClO4)2 = Al(ClO4)3 + Ca =>
2 Al + 3 Ca(ClO4)2 = 2 Al(ClO4)3 + 3 Ca
H{+} + MnO4{-} + C6H5CH2OH = Mn{2+} + C6H5COOH + H2O =>
12 H{+} + 4 MnO4{-} + 5 C6H5CH2OH = 4 Mn{2+} + 5 C6H5COOH + 11 H2O
RbCN(aq) + KI(aq) = KCN(aq) + RbI(aq) =>
RbCN(aq) + KI(aq) = KCN(aq) + RbI(aq)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Fe(OH)3 + H(ClO3) = Fe(ClO3)3 + H2O =>
Fe(OH)3 + 3 H(ClO3) = Fe(ClO3)3 + 3 H2O
Bi2S3 + O2 = Bi2SO3 + SO3 =>
2 Bi2S3 + 9 O2 = 2 Bi2SO3 + 4 SO3
P2S5 + H2O + CuSO4 = Cu3(PO4)2 + CuS + H2SO4 =>
P2S5 + 8 H2O + 8 CuSO4 = Cu3(PO4)2 + 5 CuS + 8 H2SO4
NN + HH = NHHH =>
NN + 3 HH = 2 NHHH
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
SiO + Cu = CuO + Si =>
SiO + Cu = CuO + Si
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
Z2SO4 + Q(OZ)3 = Q2(SO4)3 + Z2O =>
3 Z2SO4 + 2 Q(OZ)3 = Q2(SO4)3 + 6 Z2O
HS{-} + H2O = S{-2} + H3O{+} =>
HS{-} + H2O = S{-2} + H3O{+}
KOH + NaCH3COO = KCH3COO + NaOH =>
KOH + NaCH3COO = KCH3COO + NaOH
ZnBr2 + Pb(NO2)2 = Zn(NO2)2 + PbBr2 =>
ZnBr2 + Pb(NO2)2 = Zn(NO2)2 + PbBr2
HNO3 + HI = NO2 + HIO3 + H2O =>
6 HNO3 + HI = 6 NO2 + HIO3 + 3 H2O
H2SO5 + KI = K2SO4 + I + H2O =>
H2SO5 + 2 KI = K2SO4 + 2 I + H2O
NaIO3 + NaHSO3 = NaHSO4 + Na2SO4 + H2 + I2 =>
2 NaIO3 + 6 NaHSO3 = 4 NaHSO4 + 2 Na2SO4 + H2 + I2
NH4Cl + CoCl2*6H2O + NH4OH + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 NH4Cl + 2 CoCl2*6H2O + 10 NH4OH + H2O2 = 2[Co(NH3)6]Cl3 + 24 H2O
C2H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
Na2PdCl4 + NH4OH = [Pd(NH3)4]Cl2 + H2O + NaCl =>
Na2PdCl4 + 4 NH4OH = [Pd(NH3)4]Cl2 + 4 H2O + 2 NaCl
LiSO4 + Ba(NO3)2 = LiNO3 + Ba(SO4)2 =>
2 LiSO4 + Ba(NO3)2 = 2 LiNO3 + Ba(SO4)2
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
AgNO3 + Sn(NO2)2 = AgNO2 + Sn(NO3)2 =>
2 AgNO3 + Sn(NO2)2 = 2 AgNO2 + Sn(NO3)2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C12H19Cl3O8 + O2 = CO2 + H2O + Cl2 =>
4 C12H19Cl3O8 + 51 O2 = 48 CO2 + 38 H2O + 6 Cl2
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
Ag2AsO4 + Zn + H2SO4 = Ag + ZnSO4 + AsH3 + H2O =>
2 Ag2AsO4 + 11 Zn + 11 H2SO4 = 4 Ag + 11 ZnSO4 + 2 AsH3 + 8 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
MgO + Al2O3 = MgOAl2O3 =>
MgO + Al2O3 = MgOAl2O3
FeCl2 + HBr = HCl + FeBr2 =>
FeCl2 + 2 HBr = 2 HCl + FeBr2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
H2(SO4) + Ni(OH)2 = H2O + Ni(SO4) =>
H2(SO4) + Ni(OH)2 = 2 H2O + Ni(SO4)
Cr(OH)3 + HClO4 = Cr(OH)2ClO4 + H2O =>
Cr(OH)3 + HClO4 = Cr(OH)2ClO4 + H2O
Zn + OH{-} + H2O = [Zn(OH)4]2{-} + H2 =>
4 Zn + 2 OH{-} + 14 H2O = 2[Zn(OH)4]2{-} + 7 H2
CrO + NaOH = NaCrO2 + H =>
CrO + NaOH = NaCrO2 + H
Na2CO3 + C + N2 = NaCN + CO =>
Na2CO3 + 4 C + N2 = 2 NaCN + 3 CO
K + H3PO4 = K(PO4) + H2 =>
2 K + 2 H3PO4 = 2 K(PO4) + 3 H2
O2 + CuFe2O4 + Ca3TiCuSi3O12 + Ca3Al2Si3O12 = Ca3Fe2(SiO4)3 + Cu3Al2(SiO4)3 + CaTiO5 + CaO =>
3 O2 + 3 CuFe2O4 + 3 Ca3TiCuSi3O12 + 2 Ca3Al2Si3O12 = 3 Ca3Fe2(SiO4)3 + 2 Cu3Al2(SiO4)3 + 3 CaTiO5 + 3 CaO
NaHSO4 + Al + NaOH = Na2S + NaAl2O + H2O =>
NaHSO4 + 16 Al + 9 NaOH = Na2S + 8 NaAl2O + 5 H2O
HBr(aq) + NH3(aq) = NH4 + Br =>
HBr(aq) + NH3(aq) = NH4 + Br
BaCl2 + CaSiO3 = BaSiO3 + CaCl2 =>
BaCl2 + CaSiO3 = BaSiO3 + CaCl2
NiO + Al2 = Ni + Al2O3 =>
3 NiO + Al2 = 3 Ni + Al2O3
(NH4)2MoO4 + HCl + Zn = ZnCl2 + NH4Cl + MoCl3 + H2O =>
2(NH4)2MoO4 + 16 HCl + 3 Zn = 3 ZnCl2 + 4 NH4Cl + 2 MoCl3 + 8 H2O
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