| Équations équilibrées la veille |
BaCI + 2 AgNO3 = Ag2CI + Ba(NO3)2
HFeO2{-} + H{+} + O2 = Fe2O3 + H2O =>
4 HFeO2{-} + 4 H{+} + O2 = 2 Fe2O3 + 4 H2O
Co{3+} + H2O = Co{2+} + O2 + H{+} =>
4 Co{3+} + 2 H2O = 4 Co{2+} + O2 + 4 H{+}
NaH2PO4*2H2O + Na2HPO4*12H2O = Na5P3O10 + H2O =>
NaH2PO4*2H2O + 2 Na2HPO4*12H2O = Na5P3O10 + 28 H2O
Cu + H(SO4) = Cu(SO4) + S2O2 + H2O =>
10 Cu + 12 H(SO4) = 10 Cu(SO4) + S2O2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
BaSO4 + C4 = BaS + CO =>
BaSO4 + C4 = BaS + 4 CO
Ca(OH)2 + Zn(NO3)2 = Zn(OH)2 + Ca(NO3)2 =>
Ca(OH)2 + Zn(NO3)2 = Zn(OH)2 + Ca(NO3)2
SnCl2 + KI = KCl2 + SnI =>
SnCl2 + KI = KCl2 + SnI
Pb + HNO3 = PbNO6 + H2O + NO =>
3 Pb + 10 HNO3 = 3 PbNO6 + 5 H2O + 7 NO
Zn3(PO4)2 + Fe(NO3)3 = Zn(NO3)2 + Fe3(PO4)3 =>
3 Zn3(PO4)2 + 6 Fe(NO3)3 = 9 Zn(NO3)2 + 2 Fe3(PO4)3
C6H5CH(CH3)2 + KMnO4 + H2SO4 = C6H5COOH + MnSO4 + K2SO4 + H2O =>
35 C6H5CH(CH3)2 + 66 KMnO4 + 99 H2SO4 = 45 C6H5COOH + 66 MnSO4 + 33 K2SO4 + 174 H2O
C4H6O4Sr + (NH4)2CO3 = SrCO3 + C2H7NO2 =>
C4H6O4Sr + (NH4)2CO3 = SrCO3 + 2 C2H7NO2
CNO3 = CON + O2 =>
CNO3 = CON + O2
NaCl + Ag = Na3Ag + Cl =>
3 NaCl + Ag = Na3Ag + 3 Cl
AgNO3(aq) + Al3(SO4)3(aq) = Al3(NO3)(s) + Ag(SO4)3 =>
AgNO3(aq) + Al3(SO4)3(aq) = Al3(NO3)(s) + Ag(SO4)3
SC2H6 + O2 = SO2 + CO2 + H2O =>
2 SC2H6 + 9 O2 = 2 SO2 + 4 CO2 + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
SnO2 + C + Cl2 = SnCl4 + CO2 =>
SnO2 + C + 2 Cl2 = SnCl4 + CO2
CH3COOH + NaHCO3 = Na2CH3COO + CO2 + H2O =>
9 CH3COOH + 16 NaHCO3 = 8 Na2CH3COO + 18 CO2 + 14 H2O
IO3{-} + I{-} + H{+} = I2 + H2O =>
IO3{-} + 5 I{-} + 6 H{+} = 3 I2 + 3 H2O
Ba(NO3)2 + Na2(SiO3) = Ba(SiO3) + NaNO3 =>
Ba(NO3)2 + Na2(SiO3) = Ba(SiO3) + 2 NaNO3
Zn(s) = Zn2{+} + e =>
2 Zn(s) = Zn2{+} + e
HBrO3 + HNO = HNO3 + Br + H2O =>
4 HBrO3 + 5 HNO = 5 HNO3 + 4 Br + 2 H2O
Ag(NO3)2 + NaOH = Ag(OH)2 + NaNO3 =>
Ag(NO3)2 + 2 NaOH = Ag(OH)2 + 2 NaNO3
KMnO4 + Cu(NO3)2 = Cu(MnO4)2 + KNO3 =>
2 KMnO4 + Cu(NO3)2 = Cu(MnO4)2 + 2 KNO3
Na + CH3CO2 = NaCH3CO2 =>
Na + CH3CO2 = NaCH3CO2
NaBH4 + CH3OH = NaBCH3O + H2 =>
2 NaBH4 + 2 CH3OH = 2 NaBCH3O + 5 H2
Cr2O3 + Na2CO3 + KClO3 = Na2CrO4 + CO2 + KCl =>
Cr2O3 + 2 Na2CO3 + KClO3 = 2 Na2CrO4 + 2 CO2 + KCl
Fe(NO3)3 + HI = Fe(NO3)2 + I2 + HNO3 =>
2 Fe(NO3)3 + 2 HI = 2 Fe(NO3)2 + I2 + 2 HNO3
Mg(s) + CuS(aq) = MgS(aq) + Cu(s) =>
Mg(s) + CuS(aq) = MgS(aq) + Cu(s)
Na2(Zn(OH)4) + CH3COOH = Zn(CH3COO)2 + NaOH + H2O =>
Na2(Zn(OH)4) + 2 CH3COOH = Zn(CH3COO)2 + 2 NaOH + 2 H2O
LiH + AlCl3 = LiAlH4 + LiCl =>
4 LiH + AlCl3 = LiAlH4 + 3 LiCl
Ni(CH3COO)2 + CH3COOH = Ni(C2H4)2 + H2 + C2H2O4 =>
Ni(CH3COO)2 + 2 CH3COOH = Ni(C2H4)2 + H2 + 2 C2H2O4
Fe + Pb(NO3)2 = Pb3Fe2 + NO3 =>
2 Fe + 3 Pb(NO3)2 = Pb3Fe2 + 6 NO3
KI + Na2Cr2O7 + HCl = I2 + KCl + CrCl3 + NaCl + H2O =>
6 KI + Na2Cr2O7 + 14 HCl = 3 I2 + 6 KCl + 2 CrCl3 + 2 NaCl + 7 H2O
NaI + MnO2 + H2SO4 = MnSO4 + NaSO4 + H2O + I2 =>
2 NaI + 2 MnO2 + 4 H2SO4 = 2 MnSO4 + 2 NaSO4 + 4 H2O + I2
P4 + NaOH = Na3P + NaH2PO4 + H2O =>
2 P4 + 18 NaOH = 5 Na3P + 3 NaH2PO4 + 6 H2O
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
La(NO3)3 + NaOH = La(OH)3 + NaNO3 =>
La(NO3)3 + 3 NaOH = La(OH)3 + 3 NaNO3
P3O7 = P + O2 =>
2 P3O7 = 6 P + 7 O2
Fe + S = FeS =>
Fe + S = FeS
BaCrO4 + Na2CrO4 = BaNa + CrO4 =>
2 BaCrO4 + Na2CrO4 = 2 BaNa + 3 CrO4
ZO + H2SO4 = ZSO4 + H2O =>
ZO + H2SO4 = ZSO4 + H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
HC7H5O2 + HCl = H2C7H5O2 + Cl =>
HC7H5O2 + HCl = H2C7H5O2 + Cl
C17H33CO2CH3 + O2 = CO2 + H2O =>
C17H33CO2CH3 + 27 O2 = 19 CO2 + 18 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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