| Équations équilibrées la veille |
CH3COO{-} + 2 H2O = 2 CO2 + 7 H{+} + 8e
FeO + Mg = MgO2 + Fe =>
2 FeO + Mg = MgO2 + 2 Fe
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Sn + Zn(NO3)2 = Zn + Sn(NO3)2 =>
Sn + Zn(NO3)2 = Zn + Sn(NO3)2
U + BeF = UF + Be =>
U + BeF = UF + Be
MgSO4 + Na2HCO3 = MgCO3 + Na2SO4 + H =>
MgSO4 + Na2HCO3 = MgCO3 + Na2SO4 + H
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
F2 + FeI3 = FeF + I =>
F2 + 2 FeI3 = 2 FeF + 6 I
Sn + P4 = Sn3P4 =>
3 Sn + P4 = Sn3P4
NaBr + Cl = NaCl + Br =>
NaBr + Cl = NaCl + Br
Sr(OH) + Br = (SrOH)Br =>
Sr(OH) + Br = (SrOH)Br
P4 + O2 = P4O7 =>
2 P4 + 7 O2 = 2 P4O7
FeCl3 + (NH4)4Fe(CN)6 = Fe7(CN)18 + NH4Cl =>
4 FeCl3 + 3(NH4)4Fe(CN)6 = Fe7(CN)18 + 12 NH4Cl
NaBr + Cl = NaCl + Br2 =>
2 NaBr + 2 Cl = 2 NaCl + Br2
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
TiOCl2 + Mg + HCl = MgCl2 + TiCl3 + H2O =>
2 TiOCl2 + Mg + 4 HCl = MgCl2 + 2 TiCl3 + 2 H2O
Mg(s) + Fe2O3(s) = MgO(s) + Fe(s) =>
3 Mg(s) + Fe2O3(s) = 3 MgO(s) + 2 Fe(s)
C2H4 + H2O = C2H5(OH)2 + H2 =>
2 C2H4 + 4 H2O = 2 C2H5(OH)2 + H2
HClO3 + I2 + H2I = HIO3 + HCl =>
4 HClO3 + I2 + 2 H2I = 4 HIO3 + 4 HCl
Pb(NO3)2 + K4Fe(CN)6 = Pb(Fe(CN)6)2 + K4NO3 =>
Pb(NO3)2 + 2 K4Fe(CN)6 = Pb(Fe(CN)6)2 + 2 K4NO3
NH3OHCl + KMnO4 + H2SO4 = MnSO4 + N2O + HCl + K2SO4 + H2O =>
10 NH3OHCl + 4 KMnO4 + 6 H2SO4 = 4 MnSO4 + 5 N2O + 10 HCl + 2 K2SO4 + 21 H2O
Ca3P2 + NaMnO4 + HCl = H3PO4 + NaCl + MnCl2 + CaCl2 + H2O =>
5 Ca3P2 + 16 NaMnO4 + 78 HCl = 10 H3PO4 + 16 NaCl + 16 MnCl2 + 15 CaCl2 + 24 H2O
AlCl3 + NaOH = Al(OH)3*3NaCl =>
AlCl3 + 3 NaOH = Al(OH)3*3NaCl
NaOHMg = MgNaOH =>
NaOHMg = MgNaOH
Cu(OAc)2 + K4Fe(CN)6 = Cu4(Fe(CN)6)2 + KOAc =>
4 Cu(OAc)2 + 2 K4Fe(CN)6 = Cu4(Fe(CN)6)2 + 8 KOAc
SnS + HNO3 = H2SO4 + NO2 + H2SnO2 + H2O =>
SnS + 8 HNO3 = H2SO4 + 8 NO2 + H2SnO2 + 2 H2O
MgCl2(aq) + AgNO3(aq) = AgCl(s) + Mg(NO3)2 =>
MgCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Mg(NO3)2
KMnO4 + Na2S2O3 + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
8 KMnO4 + 5 Na2S2O3 + 7 H2SO4 = 7 H2O + 4 K2SO4 + 8 MnSO4 + 5 Na2SO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
As2S3 + NaOH = Na3AsO3 + Na3AsS3 + H2O =>
As2S3 + 6 NaOH = Na3AsO3 + Na3AsS3 + 3 H2O
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
Ce(OH)3 + KMnO4 + H2O = Ce(OH)4 + KOH + MnO2 =>
3 Ce(OH)3 + KMnO4 + 2 H2O = 3 Ce(OH)4 + KOH + MnO2
As2S3 + NaOH = Na3AsO3 + Na3[AsS3] + H2O =>
As2S3 + 6 NaOH = Na3AsO3 + Na3[AsS3] + 3 H2O
MgSO4(aq) + NaCO3(aq) = MgCO3(s) + Na(SO4)(aq) =>
MgSO4(aq) + NaCO3(aq) = MgCO3(s) + Na(SO4)(aq)
(C2H5)2NH + O2 = CO2 + H2O + NO =>
4(C2H5)2NH + 29 O2 = 16 CO2 + 22 H2O + 4 NO
K2MnO4 + FeSO4 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
K2MnO4 + 4 FeSO4 + 4 H2SO4 = K2SO4 + MnSO4 + 2 Fe2(SO4)3 + 4 H2O
Na3(PO4)3 = Na3 + (PO4)3 =>
Na3(PO4)3 = Na3 + (PO4)3
Fe2SO4*7H2O = H2O + Fe2SO4 =>
Fe2SO4*7H2O = 7 H2O + Fe2SO4
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Cr(NO3)2 + NaCl = CrCl2 + NaNO3 =>
Cr(NO3)2 + 2 NaCl = CrCl2 + 2 NaNO3
KI + HCl + KSBO3 = I2 + KCl + SBCl3 + H2O =>
2 KI + 6 HCl + KSBO3 = I2 + 3 KCl + SBCl3 + 3 H2O
Pb3O4 + SO2 = PbS + O2 =>
Pb3O4 + 3 SO2 = 3 PbS + 5 O2
CuHgCl2 = CuCl2Hg =>
CuHgCl2 = CuCl2Hg
Na[Cr(OH)4] + H2O2 + NaOH = Na2CrO4 + H2O =>
2 Na[Cr(OH)4] + 3 H2O2 + 2 NaOH = 2 Na2CrO4 + 8 H2O
SmCl3*6H2O + NaOH = Sm(OH)3 + NaCl + H2O =>
SmCl3*6H2O + 3 NaOH = Sm(OH)3 + 3 NaCl + 6 H2O
Al2(SO4)3 + Cu(OH)2 = Al(OH)3 + CuSO4 =>
Al2(SO4)3 + 3 Cu(OH)2 = 2 Al(OH)3 + 3 CuSO4
MgCl2 + NH4CO3 = MgCO3 + NH4Cl2 =>
MgCl2 + NH4CO3 = MgCO3 + NH4Cl2
C6H5(CH3)(NH3Cl)AgNO3 = C6H5(CH3)(NO2)(NH3Cl)AgO =>
C6H5(CH3)(NH3Cl)AgNO3 = C6H5(CH3)(NO2)(NH3Cl)AgO
Fe + Fe(CN)6 = Fe3[Fe(CN)6]2 =>
3 Fe + 2 Fe(CN)6 = Fe3[Fe(CN)6]2
C40H56 + H2O = C20H30O =>
C40H56 + 2 H2O = 2 C20H30O
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