| Équations équilibrées la veille |
H2SO4 + 2e = SO2 + H2O + O{2-}
AgO + O2 = Ag2O3 =>
4 AgO + O2 = 2 Ag2O3
P2 + O5 = PO2 =>
5 P2 + 4 O5 = 10 PO2
Na2SO4(aq) + Al(NO3)3(aq) = NaNO3(aq) + Al2(SO4)3(aq) =>
3 Na2SO4(aq) + 2 Al(NO3)3(aq) = 6 NaNO3(aq) + Al2(SO4)3(aq)
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
HC6H5O = H + C6H5O =>
HC6H5O = H + C6H5O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
CHCl3 + CuO = CuCl2 + H2O + CO2 + CuCl =>
2 CHCl3 + 5 CuO = CuCl2 + H2O + 2 CO2 + 4 CuCl
NiI2(aq) + Na2CO3(aq) = NiCO3 + NaI =>
NiI2(aq) + Na2CO3(aq) = NiCO3 + 2 NaI
HNO3 + CuO = Cu(NO3)2 + H2O =>
2 HNO3 + CuO = Cu(NO3)2 + H2O
Na3PO4 + AlCl3 = NaCl + AlPO4 =>
Na3PO4 + AlCl3 = 3 NaCl + AlPO4
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ag(NO3) + NH4Cl = NH4NO3 + AgCl =>
Ag(NO3) + NH4Cl = NH4NO3 + AgCl
C2H4O2 = H2O + C2H2O =>
C2H4O2 = H2O + C2H2O
Zn + Fe2(SO)4 = Zn(SO)4 + Fe =>
Zn + Fe2(SO)4 = Zn(SO)4 + 2 Fe
CH3COOH + Cr2O7O2 = CO2 + Cr + H2O =>
9 CH3COOH + 4 Cr2O7O2 = 18 CO2 + 8 Cr + 18 H2O
Na3PO4 + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
C10H12O + O2 = CO2 + H2O =>
2 C10H12O + 25 O2 = 20 CO2 + 12 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Re2(CrO4)7 = Re + Cr + O2 =>
Re2(CrO4)7 = 2 Re + 7 Cr + 14 O2
CH3COOAg + K2Cr2O7 = Ag2Cr2O7 + CH3COOK =>
2 CH3COOAg + K2Cr2O7 = Ag2Cr2O7 + 2 CH3COOK
CH3OH + OH = HOH + CO2 =>
CH3OH + 6 OH = 5 HOH + CO2
Pb4 + Au(NO3)2 = Au + Pb(NO3)4 =>
Pb4 + 8 Au(NO3)2 = 8 Au + 4 Pb(NO3)4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CO3 + H2O = CO4 + H3O =>
CO3 + 3 H2O = CO4 + 2 H3O
CO2 + Co2O3 = Co2(CO3)3 =>
3 CO2 + Co2O3 = Co2(CO3)3
CH3CONH2 + O2 = CO2 + H2O + N2 =>
4 CH3CONH2 + 11 O2 = 8 CO2 + 10 H2O + 2 N2
Mo7O24{2-} + Zn + H{+} = Mo8O23 + Zn{2+} + H2O =>
8 Mo7O24{2-} + 23 Zn + 62 H{+} = 7 Mo8O23 + 23 Zn{2+} + 31 H2O
CH3NH3Cl + H2O = CH2NH3Cl + H3O =>
CH3NH3Cl + H2O = CH2NH3Cl + H3O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cr3(AsO4)2 + HCl = H3AsO4 + CrCl2 =>
Cr3(AsO4)2 + 6 HCl = 2 H3AsO4 + 3 CrCl2
Bi{3+} + H2O = Bi6O4(OH)4{6+} + H3O{+} =>
6 Bi{3+} + 20 H2O = Bi6O4(OH)4{6+} + 12 H3O{+}
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
NiBr2 + (NH4)2S = NiS + (NH4)Br =>
NiBr2 + (NH4)2S = NiS + 2(NH4)Br
KH2PO4 + KOH = K2HPO4 + H2O =>
KH2PO4 + KOH = K2HPO4 + H2O
H2Se + HNO3 = Se(OH)2 + NO + H2O =>
3 H2Se + 4 HNO3 = 3 Se(OH)2 + 4 NO + 2 H2O
N2H4O4 + CH4O = N2 + H2O + CO2 =>
3 N2H4O4 + 2 CH4O = 3 N2 + 10 H2O + 2 CO2
P4 + Cl2 = PCl34 =>
P4 + 68 Cl2 = 4 PCl34
Fe + CuS = Cu + SFe2 =>
2 Fe + CuS = Cu + SFe2
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Sc + Cl2 = ScCl3 =>
2 Sc + 3 Cl2 = 2 ScCl3
Fr2O + N2 = FrNO3 + Fr =>
6 Fr2O + N2 = 2 FrNO3 + 10 Fr
KCrO2 + Br2 + KOH = KBr + K2Cr2O7 + H2O =>
2 KCrO2 + 3 Br2 + 6 KOH = 6 KBr + K2Cr2O7 + 3 H2O
IK + H2SO4 + FeCl3 = FeCl2 + K2(SO4) + I2 + HCl =>
2 IK + H2SO4 + 2 FeCl3 = 2 FeCl2 + K2(SO4) + I2 + 2 HCl
S + ClO2 + H2O = HCl + H2SO4 =>
5 S + 6 ClO2 + 8 H2O = 6 HCl + 5 H2SO4
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