| Équations équilibrées la veille | Équations équilibrées le lendemain |
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
H2F2 + NH4OH = NH4 + F2 + H2O =>
H2F2 + 2 NH4OH = 2 NH4 + F2 + 2 H2O
C2 + O2 = CO2 =>
C2 + 2 O2 = 2 CO2
C2H2O2 + O2 = CO2 + H2O =>
2 C2H2O2 + 3 O2 = 4 CO2 + 2 H2O
C12H16 + O2 = CO2 + H2O =>
C12H16 + 16 O2 = 12 CO2 + 8 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
As2S3 + H2O2 + OH{-} = SO4{-2} + AsO4{-3} + H2O =>
As2S3 + 14 H2O2 + 12 OH{-} = 3 SO4{-2} + 2 AsO4{-3} + 20 H2O
C12H16 + O2 = CO + H2O =>
C12H16 + 10 O2 = 12 CO + 8 H2O
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3PO4 =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3PO4
BrO3{-} + Cr{+3} + H2O = Br{-} + Cr2O7{-2} + H{+} =>
BrO3{-} + 2 Cr{+3} + 4 H2O = Br{-} + Cr2O7{-2} + 8 H{+}
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
Fe2S3 + HCl = FeCl3 + H2S =>
Fe2S3 + 6 HCl = 2 FeCl3 + 3 H2S
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
Al + Fe2O3 = AlO + Fe =>
3 Al + Fe2O3 = 3 AlO + 2 Fe
CH3COCOCH3 + Ce{+4} + H2O = CH3COOH + Ce{+3} + H{+} =>
CH3COCOCH3 + 2 Ce{+4} + 2 H2O = 2 CH3COOH + 2 Ce{+3} + 2 H{+}
Mg + HNO3 = Mg(NO3)2 + H =>
Mg + 2 HNO3 = Mg(NO3)2 + 2 H
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NaOH + Ca(NO3)2 = NaNO3 + Ca(OH)2 =>
2 NaOH + Ca(NO3)2 = 2 NaNO3 + Ca(OH)2
C44H80 = C12 + H26 =>
39 C44H80 = 143 C12 + 120 H26
Cr2O7{-2} + CH3CHO + H{+} = Cr{+3} + CH3COOH + H2O =>
Cr2O7{-2} + 3 CH3CHO + 8 H{+} = 2 Cr{+3} + 3 CH3COOH + 4 H2O
F2 + NH3 = N2F4 + HF =>
5 F2 + 2 NH3 = N2F4 + 6 HF
ZnSO4 + Li2CO3 = ZnCO3 + Li2 + SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2 + SO4
Br2 + OH{-} = Br{-} + BrO3{-} + H =>
3 Br2 + 6 OH{-} = 4 Br{-} + 2 BrO3{-} + 6 H
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C12120H26 = C44 + H80 =>
440 C12120H26 = 121200 C44 + 143 H80
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaCO3 + H2SO4 = CaSO4 + CO2 + H2O =>
CaCO3 + H2SO4 = CaSO4 + CO2 + H2O
C12120H26 = C44 + H80 =>
440 C12120H26 = 121200 C44 + 143 H80
MgCl2 + AgNO3 = Mg(NO3)2 + AgCl =>
MgCl2 + 2 AgNO3 = Mg(NO3)2 + 2 AgCl
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cr2O3 + Na2CO3 + NaNO3 = Na2CrO4 + NaNO2 + CO2 =>
Cr2O3 + 2 Na2CO3 + 3 NaNO3 = 2 Na2CrO4 + 3 NaNO2 + 2 CO2
CH4 + O = H2O + C2O =>
2 CH4 + 5 O = 4 H2O + C2O
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
CS2 + NH3 = H2S + NH4SCN =>
CS2 + 2 NH3 = H2S + NH4SCN
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
CO2 + C2 = CO =>
2 CO2 + C2 = 4 CO
Cr(s) + S8(s) = Cr2S3(s) =>
16 Cr(s) + 3 S8(s) = 8 Cr2S3(s)
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Cu(NO3)2 + NH4OH = Cu(OH)2 + NH4NO3 =>
Cu(NO3)2 + 2 NH4OH = Cu(OH)2 + 2 NH4NO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C2H5 + O2 = CO2 + H2O =>
4 C2H5 + 13 O2 = 8 CO2 + 10 H2O
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/04/10
Équations équilibrées sur02/03/09
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