| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
CdCl2 + Na2S = CdS + NaCl =>
CdCl2 + Na2S = CdS + 2 NaCl
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Zn + CuCl2 = ZnCl2 + Cu =>
Zn + CuCl2 = ZnCl2 + Cu
Fe{3+} + I{-} = Fe{2+} + I2 =>
2 Fe{3+} + 2 I{-} = 2 Fe{2+} + I2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Hg(SCN)2 = HgS + C2N2 + CS2 + N2 =>
4 Hg(SCN)2 = 4 HgS + 3 C2N2 + 2 CS2 + N2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
PbCl2 + Na2S = PbS + NaCl =>
PbCl2 + Na2S = PbS + 2 NaCl
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
CO2 + Mg = MgO + C =>
CO2 + 2 Mg = 2 MgO + C
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
CNNCN = CCNNN =>
CNNCN = CCNNN
NaOH + Fe(NO3)3 = Fe(OH)3 + NaNO3 =>
3 NaOH + Fe(NO3)3 = Fe(OH)3 + 3 NaNO3
Na2SO4 + Pb(NO3)2 = PbSO4 + NaNO3 =>
Na2SO4 + Pb(NO3)2 = PbSO4 + 2 NaNO3
SO2 + KOH = K2SO3 + H2O =>
SO2 + 2 KOH = K2SO3 + H2O
Bi2S3 + HNO3 = Bi(NO3)3 + NO + S + H2O =>
Bi2S3 + 8 HNO3 = 2 Bi(NO3)3 + 2 NO + 3 S + 4 H2O
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
NaOH + Ba(NO3)2 = NaNO3 + Ba(OH)2 =>
2 NaOH + Ba(NO3)2 = 2 NaNO3 + Ba(OH)2
NaOH + Pb(NO3)2 = NaNO3 + Pb(OH)2 =>
2 NaOH + Pb(NO3)2 = 2 NaNO3 + Pb(OH)2
NaOH + Ag(NO3) = NaNO3 + Ag(OH) =>
NaOH + Ag(NO3) = NaNO3 + Ag(OH)
Na3PO4 + Ba(NO3)2 = Ba3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Ba(NO3)2 = Ba3(PO4)2 + 6 NaNO3
Fe(NO3)2 + Ag = AgNO3 + Fe =>
Fe(NO3)2 + 2 Ag = 2 AgNO3 + Fe
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
NaOH + Mg(NO3)2 = NaNO3 + Mg(OH)2 =>
2 NaOH + Mg(NO3)2 = 2 NaNO3 + Mg(OH)2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
MG(NO3)2 = MGO + NO2 + O2 =>
2 MG(NO3)2 = 2 MGO + 4 NO2 + O2
CH3CH2OH + Cr2O7{2-} + H{+} = CH3COOH + Cr{3+} + H2O =>
3 CH3CH2OH + 2 Cr2O7{2-} + 16 H{+} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
Mg(NO3)2 = MgO + NO2 + O2 =>
2 Mg(NO3)2 = 2 MgO + 4 NO2 + O2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Hg(NO3)2 + K3PO4 = Hg3(PO4)2 + KNO3 =>
3 Hg(NO3)2 + 2 K3PO4 = Hg3(PO4)2 + 6 KNO3
CaSO4 + LiCl = CaCl2 + Li2SO4 =>
CaSO4 + 2 LiCl = CaCl2 + Li2SO4
Ba(NO3)2 = BaO + NO2 + O2 =>
2 Ba(NO3)2 = 2 BaO + 4 NO2 + O2
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
KI + F2 = I2 + KF =>
2 KI + F2 = I2 + 2 KF
Al2(SO4)3(aq) + NaOH(aq) = Na2SO4(aq) + Al(OH)3(s) =>
Al2(SO4)3(aq) + 6 NaOH(aq) = 3 Na2SO4(aq) + 2 Al(OH)3(s)
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
Al + HCl = AlHCl3 + H2 =>
Al + 3 HCl = AlHCl3 + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Au + CN{-} + O2 + H2O = Au(CN)2{-} + OH{-} =>
4 Au + 8 CN{-} + O2 + 2 H2O = 4 Au(CN)2{-} + 4 OH{-}
Zn + HNO3 + H2SO4 = ZnSO4 + N2O + H2O =>
4 Zn + 2 HNO3 + 4 H2SO4 = 4 ZnSO4 + N2O + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/11/11
Équations équilibrées sur04/10/10
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