| Équations équilibrées la veille | Équations équilibrées le lendemain |
AlCl3(s) + 3 Na(s) = 3 NaCl(s) + Al(s)
Bi + Ba(OH)2 = Ba + Bi2(OH)3 =>
4 Bi + 3 Ba(OH)2 = 3 Ba + 2 Bi2(OH)3
MnO4{-} + H2C2O4 = Mn{2+} + CO2 + H{-} + H2O =>
2 MnO4{-} + 11 H2C2O4 = 2 Mn{2+} + 22 CO2 + 6 H{-} + 8 H2O
FeSO4 + Ca(OH)2 = Fe(OH)2CaSO4 =>
FeSO4 + Ca(OH)2 = Fe(OH)2CaSO4
PhCH3 + Mn2O7 = PhCOOH + MnO2 + H2O =>
PhCH3 + Mn2O7 = PhCOOH + 2 MnO2 + H2O
(NH4)2CO3(aq) + AlCl3(aq) = Al2(CO3)3(s) + NH4Cl(aq) =>
3(NH4)2CO3(aq) + 2 AlCl3(aq) = Al2(CO3)3(s) + 6 NH4Cl(aq)
H2S + Na3[Cr(OH)6] = H2O + Cr(OH)3 + Na2S =>
3 H2S + 2 Na3[Cr(OH)6] = 6 H2O + 2 Cr(OH)3 + 3 Na2S
LiOH + HF = LiF + H2O =>
LiOH + HF = LiF + H2O
Cu + HNO3 = Cu(NO3)2 + NH4 + H2O =>
9 Cu + 20 HNO3 = 9 Cu(NO3)2 + 2 NH4 + 6 H2O
CH3CH2OHCH3Li = CH3CH2LiCH3OH =>
CH3CH2OHCH3Li = CH3CH2LiCH3OH
CH3CH2OH + NaOH + H2O2 = CH3COONa + H2O =>
CH3CH2OH + NaOH + 2 H2O2 = CH3COONa + 4 H2O
Au + H2SO4 = Au2H + SO4 =>
4 Au + H2SO4 = 2 Au2H + SO4
FeOPdF2 = FeF2PdO =>
FeOPdF2 = FeF2PdO
Mg3Si2O5(OH)4 + CO2 = Mg3Si4O10(OH)2 + MgCO3 + H2O =>
2 Mg3Si2O5(OH)4 + 3 CO2 = Mg3Si4O10(OH)2 + 3 MgCO3 + 3 H2O
TiOSO4 + Zn = ZnSO4 + TiO =>
TiOSO4 + Zn = ZnSO4 + TiO
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
C2H4O2 + CuOH = C2H3O2Cu + H2O =>
C2H4O2 + CuOH = C2H3O2Cu + H2O
Au + H2SO4 = Au2H + SO4 =>
4 Au + H2SO4 = 2 Au2H + SO4
Cd(NO3)2(aq) + Na2S(s) = CdS(s) + NaNO3(aq) =>
Cd(NO3)2(aq) + Na2S(s) = CdS(s) + 2 NaNO3(aq)
Au + H2SO4 = Au2H + SO4 =>
4 Au + H2SO4 = 2 Au2H + SO4
Al(HS)3 + HOH = AlOHS + H2S =>
Al(HS)3 + HOH = AlOHS + 2 H2S
H + N = N3H4 =>
4 H + 3 N = N3H4
CH2Cl + NaOH = CH2O + NaCl + H2 =>
2 CH2Cl + 2 NaOH = 2 CH2O + 2 NaCl + H2
C3H7NH2HOH = C3H7NH3OH =>
C3H7NH2HOH = C3H7NH3OH
KHg + AlCl3 = Al + Hg + KCl =>
3 KHg + AlCl3 = Al + 3 Hg + 3 KCl
Fe + CuSO4*5H2O = FeSO4 + Cu + H2O =>
Fe + CuSO4*5H2O = FeSO4 + Cu + 5 H2O
NH4SCN + CoCl2 = (NH4)2(Co(SCN)4) + NH4Cl =>
4 NH4SCN + CoCl2 = (NH4)2(Co(SCN)4) + 2 NH4Cl
NiCl2 + CoSO4 = NiSO4 + CoCl2 =>
NiCl2 + CoSO4 = NiSO4 + CoCl2
H2SO4 + NaCl = H2O + NaSO3 + Cl =>
H2SO4 + NaCl = H2O + NaSO3 + Cl
Mg(NO3)2KOH = MgOHK(NO3)2 =>
Mg(NO3)2KOH = MgOHK(NO3)2
Zn(NO3)2 + NH3 + H2O = Zn(OH)2 + NH4NO3 =>
Zn(NO3)2 + 2 NH3 + 2 H2O = Zn(OH)2 + 2 NH4NO3
Zn(s) + H2SO4(s) = H(g) + ZnSO4(aq) =>
Zn(s) + H2SO4(s) = 2 H(g) + ZnSO4(aq)
Zn(OH)2 + (NH4)2SO4 = ZnSO4 + NH4OH =>
Zn(OH)2 + (NH4)2SO4 = ZnSO4 + 2 NH4OH
I2 + NaOH = NaI + H2O + NaIO =>
I2 + 2 NaOH = NaI + H2O + NaIO
K4[Fe(CN)6] + FeSO4 = Fe4[Fe(CN)6]2 + K2SO4 =>
2 K4[Fe(CN)6] + 4 FeSO4 = Fe4[Fe(CN)6]2 + 4 K2SO4
LiClO3 + C2H4O = CO2 + LiCl + H2O =>
5 LiClO3 + 3 C2H4O = 6 CO2 + 5 LiCl + 6 H2O
Al + (NH4)ClO4 = Al2O + AlCl + NO + H2O =>
3 Al + (NH4)ClO4 = Al2O + AlCl + NO + 2 H2O
CH3O + O3 = CO2 + H3 =>
3 CH3O + O3 = 3 CO2 + 3 H3
K2(CO3) + Ca(NO3)2 = Ca(CO3) + K(NO3) =>
K2(CO3) + Ca(NO3)2 = Ca(CO3) + 2 K(NO3)
Si + ClO = SiO2 + Cl =>
Si + 2 ClO = SiO2 + 2 Cl
Au + HNO3 + HCl = AuCl + H2O + NO =>
3 Au + HNO3 + 3 HCl = 3 AuCl + 2 H2O + NO
PbO + Cl2 + KOH = PbO2 + KCl + H2O =>
PbO + Cl2 + 2 KOH = PbO2 + 2 KCl + H2O
CCl4 + CO2 = COCl2 =>
CCl4 + CO2 = 2 COCl2
C6H5CH2OH + K2Cr2O7 + H2SO4 = C6H5COOH + K2SO4 + CrSO4 + H2O =>
2 C6H5CH2OH + K2Cr2O7 + 3 H2SO4 = 2 C6H5COOH + K2SO4 + 2 CrSO4 + 5 H2O
Cu{+2} + H2S = CuH2 + S{+2} =>
Cu{+2} + H2S = CuH2 + S{+2}
Zn{2+} + {2-} = Zn =>
Zn{2+} + {2-} = Zn
KOH + SO2 = K2SO3 + H2O =>
2 KOH + SO2 = K2SO3 + H2O
Fe(OH)2 + NaOH = Na(Fe(OH)3) =>
Fe(OH)2 + NaOH = Na(Fe(OH)3)
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
KIO3 + KI + HCl = KCl + I2 + H2O =>
KIO3 + 5 KI + 6 HCl = 6 KCl + 3 I2 + 3 H2O
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