| Équations équilibrées la veille |
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu
Fe2 + Z2 = FeZ =>
Fe2 + Z2 = 2 FeZ
Si4 + O2 = SiO =>
Si4 + 2 O2 = 4 SiO
NH3 + Cl2 + H2 = NH4Cl =>
2 NH3 + Cl2 + H2 = 2 NH4Cl
AB = A + B =>
AB = A + B
Ba + HCl2 = BaCl2 + H2 =>
2 Ba + 2 HCl2 = 2 BaCl2 + H2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Si4 + O2 = SiO =>
Si4 + 2 O2 = 4 SiO
CuO + KOH + H2O = K2[Cu(OH)4] =>
CuO + 2 KOH + H2O = K2[Cu(OH)4]
CH3OH + KMnO4 + H2SO4 = HCOH + K2SO4 + MnSO4 + H2O =>
5 CH3OH + 2 KMnO4 + 3 H2SO4 = 5 HCOH + K2SO4 + 2 MnSO4 + 8 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
CH3OH + KMnO4 + H2SO4 = HCHO + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 2 KMnO4 + 3 H2SO4 = 5 HCHO + 2 MnSO4 + K2SO4 + 8 H2O
Fe(Cl)3 + Na3PO4 = FePO4 + NaCl =>
Fe(Cl)3 + Na3PO4 = FePO4 + 3 NaCl
Co(ClO3)3 = CoCl3 + O2 =>
2 Co(ClO3)3 = 2 CoCl3 + 9 O2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
CH3OH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 6 KMnO4 + 9 H2SO4 = 5 CO2 + 6 MnSO4 + 3 K2SO4 + 19 H2O
C2H5CN + H2O + HCl = C2H5COOH + NH4Cl =>
C2H5CN + 2 H2O + HCl = C2H5COOH + NH4Cl
Cu3Fe2S3(s) + O2(g) = Cu(s) + FeO(s) + SO2(g) =>
Cu3Fe2S3(s) + 4 O2(g) = 3 Cu(s) + 2 FeO(s) + 3 SO2(g)
CI + AgNO3 = AgCI + NO3 =>
CI + AgNO3 = AgCI + NO3
KMnO4 + CH3OH + H2SO4 = CH2O + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 CH3OH + 3 H2SO4 = 5 CH2O + K2SO4 + 2 MnSO4 + 8 H2O
AlI3 + (NH4)2CO3 = AlCO3 + (NH4)2I3 =>
AlI3 + (NH4)2CO3 = AlCO3 + (NH4)2I3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
CH3OH + KMnO4 + H2SO4 = HCOOH + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 4 KMnO4 + 6 H2SO4 = 5 HCOOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
NaHCO3 + C6H6Cl = C6H5COONa + CO2 + H2O + NaCl =>
59 NaHCO3 + 30 C6H6Cl = 29 C6H5COONa + 36 CO2 + 47 H2O + 30 NaCl
MgI2 = Mg{2+} + I{-} =>
MgI2 = Mg{2+} + 2 I{-}
C3H5ClO + O2 = CO2 + H2O + HCl =>
2 C3H5ClO + 7 O2 = 6 CO2 + 4 H2O + 2 HCl
N(CH3)3 + O2 = CO2 + H2O + N2 =>
4 N(CH3)3 + 21 O2 = 12 CO2 + 18 H2O + 2 N2
C2H5CN + H2O + HCl = C2H5COOH + NH4Cl =>
C2H5CN + 2 H2O + HCl = C2H5COOH + NH4Cl
O2 + H2S = H2SO4 =>
2 O2 + H2S = H2SO4
C2H5CN + H2O + HCl = C2H5COOH + NH4Cl =>
C2H5CN + 2 H2O + HCl = C2H5COOH + NH4Cl
Si4 + O2 = Si2O =>
Si4 + O2 = 2 Si2O
Fe(s) + Ni(NO3)4(aq) = Fe(NO3)3(aq) + Ni(s) =>
4 Fe(s) + 3 Ni(NO3)4(aq) = 4 Fe(NO3)3(aq) + 3 Ni(s)
CH3OH + KMnO4 + H2SO4 = HCOH + K2SO4 + MnSO4 + H2O =>
5 CH3OH + 2 KMnO4 + 3 H2SO4 = 5 HCOH + K2SO4 + 2 MnSO4 + 8 H2O
Pb(NO3)4 + NaOH = NaNO3 + Pb(OH)4 =>
Pb(NO3)4 + 4 NaOH = 4 NaNO3 + Pb(OH)4
CH3OH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 6 KMnO4 + 9 H2SO4 = 5 CO2 + 6 MnSO4 + 3 K2SO4 + 19 H2O
FeCl3 + KI = I2 + FeCl2 + KCl =>
2 FeCl3 + 2 KI = I2 + 2 FeCl2 + 2 KCl
CH3OH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 6 KMnO4 + 9 H2SO4 = 5 CO2 + 6 MnSO4 + 3 K2SO4 + 19 H2O
ZnBr2(aq) + Na2CO3(aq) = NaBr(aq) + ZnCO3(aq) =>
ZnBr2(aq) + Na2CO3(aq) = 2 NaBr(aq) + ZnCO3(aq)
KMnO4 + CH3OH + H2SO4 = CH2O + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 CH3OH + 3 H2SO4 = 5 CH2O + K2SO4 + 2 MnSO4 + 8 H2O
H3PO4 + RbOH = H2O + Rb3PO4 =>
H3PO4 + 3 RbOH = 3 H2O + Rb3PO4
Mg2C + H2O = Mg(OH)2 + CH4 =>
Mg2C + 4 H2O = 2 Mg(OH)2 + CH4
C2H5CN + H2O + HCl = C2H5COOH + NH4Cl =>
C2H5CN + 2 H2O + HCl = C2H5COOH + NH4Cl
Mg2C + H2O = Mg(OH)2 + CH4 =>
Mg2C + 4 H2O = 2 Mg(OH)2 + CH4
I = I2 =>
2 I = I2
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu =>
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu
HBr + CrS = H2S + CrBr2 =>
2 HBr + CrS = H2S + CrBr2
H2SO4 + Ag = AgSO4 + SO2 + H2O =>
2 H2SO4 + Ag = AgSO4 + SO2 + 2 H2O
CH3OH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 6 KMnO4 + 9 H2SO4 = 5 CO2 + 6 MnSO4 + 3 K2SO4 + 19 H2O
HF + SiO = SiF2 + H2O =>
2 HF + SiO = SiF2 + H2O
Mg3P2 + S8 = MgS + P4 =>
8 Mg3P2 + 3 S8 = 24 MgS + 4 P4
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