| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 S + 6 CsOH = 2 Cs2S + Cs2SO3 + 3 H2O
H3PO2 + H2O = H3PO4 + H =>
H3PO2 + 2 H2O = H3PO4 + 4 H
MgCl2 + NaHCO3 = Mg(HCO3)2 + NaCl =>
MgCl2 + 2 NaHCO3 = Mg(HCO3)2 + 2 NaCl
KMnO4 + H2O + FeSO4 = KOH + MnO2 + Fe(OH)SO4 =>
KMnO4 + 2 H2O + 3 FeSO4 = KOH + MnO2 + 3 Fe(OH)SO4
NaO(s) + H2O(l) = NaOH(aq) + O2(g) =>
4 NaO(s) + 2 H2O(l) = 4 NaOH(aq) + O2(g)
Pb + Na2S = PbS + Na2 =>
Pb + Na2S = PbS + Na2
Pb(NO3)2 + HNO3 = PbNO3 + H(NO3)2 =>
Pb(NO3)2 + HNO3 = PbNO3 + H(NO3)2
CH3OH + C11H23COOH = C17H34O2 + C3H8O3 =>
CH3OH + 3 C11H23COOH = 2 C17H34O2 + C3H8O3
C2H5O2CCH3 + H2O = C2H5OH + CH3COOH =>
C2H5O2CCH3 + H2O = C2H5OH + CH3COOH
Al + (HCl)3 = AlCl3 + H2 =>
2 Al + 2(HCl)3 = 2 AlCl3 + 3 H2
NaI(aq)Hg2(NO3)2(aq) + NaI(aq) = Hg2I2(s) + NaNO3(aq) =>
NaI(aq)Hg2(NO3)2(aq) + NaI(aq) = Hg2I2(s) + 2 NaNO3(aq)
H2SO4 + Na = H2O + SO3Na =>
H2SO4 + Na = H2O + SO3Na
Al(OH)3 + H2SO4 = Al(SO4)3 + H2(OH) =>
Al(OH)3 + 3 H2SO4 = Al(SO4)3 + 3 H2(OH)
LiOH + CuNO3 = CuOH + LiNO3 =>
LiOH + CuNO3 = CuOH + LiNO3
CoS + NO3{-} + H3O{+} = Co{2+} + S + NO + H2O =>
3 CoS + 2 NO3{-} + 8 H3O{+} = 3 Co{2+} + 3 S + 2 NO + 12 H2O
NO(g) + Cl(g) = NOCl(g) =>
NO(g) + Cl(g) = NOCl(g)
Al2O3 + H2SO4 + H2O = Al2(SO4)3*18H2O =>
Al2O3 + 3 H2SO4 + 15 H2O = Al2(SO4)3*18H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca(NO2)2 + HNO3 = Ca(NO3)2 + NO + H2O =>
3 Ca(NO2)2 + 4 HNO3 = 3 Ca(NO3)2 + 4 NO + 2 H2O
CaCl2 + Al2(SO4)3 = Al2Cl2 + Ca(SO4)3 =>
CaCl2 + Al2(SO4)3 = Al2Cl2 + Ca(SO4)3
ZnO + C = C2O + Zn =>
ZnO + 2 C = C2O + Zn
Fe + S6 = Fe2S3 =>
4 Fe + S6 = 2 Fe2S3
Ca2H2 + H2O = CaOH2 + H2 =>
Ca2H2 + 2 H2O = 2 CaOH2 + H2
Al(ClO3)3 + H2O = O2 + HCl + Al2O3 =>
2 Al(ClO3)3 + 3 H2O = 9 O2 + 6 HCl + Al2O3
NaI + O2 = NaIO =>
2 NaI + O2 = 2 NaIO
Fe{2+} + MnO4{-} + H2O = Mn{2+} + Fe{3+} + OH{-} =>
5 Fe{2+} + MnO4{-} + 4 H2O = Mn{2+} + 5 Fe{3+} + 8 OH{-}
KMgO4 + H2C2O4 = K2CO3 + MgO2 + H2O + CO2 =>
2 KMgO4 + 3 H2C2O4 = K2CO3 + 2 MgO2 + 3 H2O + 5 CO2
Fe(NO3)3 + KSCNH2O = Fe(SCN)3 + KNO3 + H2O =>
Fe(NO3)3 + 3 KSCNH2O = Fe(SCN)3 + 3 KNO3 + 3 H2O
RbO2 + Mn(NO3)2 + HNO3 = HMnO4 + Rb(NO3)2 + H2O =>
5 RbO2 + 2 Mn(NO3)2 + 6 HNO3 = 2 HMnO4 + 5 Rb(NO3)2 + 2 H2O
Ba(NO3)2 + Li2(SO4) = Ba(SO4) + Li2(NO3)2 =>
Ba(NO3)2 + Li2(SO4) = Ba(SO4) + Li2(NO3)2
O2 + B2H6 = B2O3 + H2O =>
3 O2 + B2H6 = B2O3 + 3 H2O
K2Cr2O7 + H2SO4 + CH3OH = Cr2(SO4)3 + HCHO + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3OH = Cr2(SO4)3 + 3 HCHO + K2SO4 + 7 H2O
CH3CH2OH + NaOH = C2H5ONa + H2O =>
CH3CH2OH + NaOH = C2H5ONa + H2O
CuCl2 + KOH = KCl2 + CuOH =>
CuCl2 + KOH = KCl2 + CuOH
FeCl3 + NH2OH + H2O = FeCl2 + HNO3 + HCl =>
6 FeCl3 + NH2OH + 2 H2O = 6 FeCl2 + HNO3 + 6 HCl
Fe{3}O{2} + CO = CO{2} + Fe =>
2 Fe{3}O{2} + 3 CO = 3 CO{2} + 2 Fe
C3H7COOH + CaCO3 = C3H7COOCa + H2O + CO2 =>
21 C3H7COOH + 20 CaCO3 = 20 C3H7COOCa + 14 H2O + 24 CO2
K[Al(OH)4] + SO2 = Al(OH)3 + K2SO3 + H2O =>
2 K[Al(OH)4] + SO2 = 2 Al(OH)3 + K2SO3 + H2O
C2H4(s) + O2(g) = CO2(g) + H2O(g) =>
C2H4(s) + 3 O2(g) = 2 CO2(g) + 2 H2O(g)
HCl + NaHCO2 = NaCl + H2CO2 =>
HCl + NaHCO2 = NaCl + H2CO2
PbO2 + H2SO4 + MnCl2 = Pb(MnO4)2 + PbSO4 + PbCl2 + H2O =>
5 PbO2 + 2 H2SO4 + 2 MnCl2 = Pb(MnO4)2 + 2 PbSO4 + 2 PbCl2 + 2 H2O
ZnCl2 + S8 + Cu = ZnSCu + Cl2 =>
8 ZnCl2 + S8 + 8 Cu = 8 ZnSCu + 8 Cl2
C6H12(l) + O2 = CO2(g) + H2O(l) =>
C6H12(l) + 9 O2 = 6 CO2(g) + 6 H2O(l)
Co + CuSO4 = Co2(SO4)3 + Cu =>
2 Co + 3 CuSO4 = Co2(SO4)3 + 3 Cu
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
C6H6 + H2O = CO2 + e + H{+} =>
C6H6 + 12 H2O = 6 CO2 + 30e + 30 H{+}
SnO2 + H2O = Sn(OH)4 =>
SnO2 + 2 H2O = Sn(OH)4
AlCl3(aq) + KOH(aq) = Al(OH)(aq) + KCl3(s) =>
AlCl3(aq) + KOH(aq) = Al(OH)(aq) + KCl3(s)
NaAlO2 + CuSO4 = NaSO2 + AlCuO4 =>
NaAlO2 + CuSO4 = NaSO2 + AlCuO4
C2H5OH + CuO = CO2 + H2O + Cu =>
C2H5OH + 6 CuO = 2 CO2 + 3 H2O + 6 Cu
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