| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + 2 HBr = SO2 + 2 Br + 2 H2O
Cu(NO3)2*2H2O = Cu(NO3)2 + H2O =>
Cu(NO3)2*2H2O = Cu(NO3)2 + 2 H2O
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
SnS(s) + HCl(aq) = SnCl2 + H2S =>
SnS(s) + 2 HCl(aq) = SnCl2 + H2S
C6H5OH + NH3 = C6H4OHNH2 + H2 =>
C6H5OH + NH3 = C6H4OHNH2 + H2
CaBr2 + CrO = CaO + CrBr2 =>
CaBr2 + CrO = CaO + CrBr2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Cu2 + Pb(NO3)4 = Cu(NO3)4 + Pb =>
Cu2 + 2 Pb(NO3)4 = 2 Cu(NO3)4 + 2 Pb
(Cr(OH)2)2SO4 + HNO3 = Cr2(SO4)3 + Cr(NO3)3 + H2O =>
3(Cr(OH)2)2SO4 + 12 HNO3 = Cr2(SO4)3 + 4 Cr(NO3)3 + 12 H2O
Pb(NO3)2 + Na2(SO4) = Pb(SO4) + Na(NO3) =>
Pb(NO3)2 + Na2(SO4) = Pb(SO4) + 2 Na(NO3)
Br2 + NH3 + H2O = NH4Br + NH4BrO =>
Br2 + 2 NH3 + H2O = NH4Br + NH4BrO
KMnO4 + Mn(NO3)2 + H2O = MnO2 + KOH + HNO3 =>
2 KMnO4 + 3 Mn(NO3)2 + 4 H2O = 5 MnO2 + 2 KOH + 6 HNO3
CH3CH2(OH) + CuO = CH3COH + Cu + H2O =>
CH3CH2(OH) + CuO = CH3COH + Cu + H2O
KMnO4 + HCl = HMnO4 + KCl =>
KMnO4 + HCl = HMnO4 + KCl
I2 + Ar = Ar2I =>
I2 + 4 Ar = 2 Ar2I
Al(OH)3 + Na2CO3 = NaAlO2 + CO2 + H2O =>
2 Al(OH)3 + Na2CO3 = 2 NaAlO2 + CO2 + 3 H2O
CaC2O4(s) + HCl(aq) = CaCl2(s) + H2C2O4(aq) =>
CaC2O4(s) + 2 HCl(aq) = CaCl2(s) + H2C2O4(aq)
CH3POCl2 + H2O = CH3PO2 + HCl =>
CH3POCl2 + H2O = CH3PO2 + 2 HCl
HOH = H2O =>
HOH = H2O
Mg + HNO3 = Mg(NO3)2 + N2O + H1O =>
3 Mg + 10 HNO3 = 3 Mg(NO3)2 + 2 N2O + 10 H1O
Ba(OH)2 + Na = NaOH + Ba =>
Ba(OH)2 + 2 Na = 2 NaOH + Ba
HNO3 + NaHCO3 = CO2 + H2ONaNO3 =>
HNO3 + NaHCO3 = CO2 + H2ONaNO3
Si4 + H2 = SiH2 =>
Si4 + 4 H2 = 4 SiH2
[Co(H2O)6]Cl2 + NH4Cl + NH3 + H2O2 = [Co(NH3)5(H2O)]Cl3 + H2O =>
2[Co(H2O)6]Cl2 + 2 NH4Cl + 8 NH3 + H2O2 = 2[Co(NH3)5(H2O)]Cl3 + 12 H2O
C7H16 + HNO3 = C7H15 + NO2 + H2O =>
C7H16 + HNO3 = C7H15 + NO2 + H2O
Ah + HCl = AhCl2 + H2 =>
Ah + 2 HCl = AhCl2 + H2
NaOH + Pb(CH3COO)2*3H2O = Na2[Pb(OH)4] + CH3COOH + H2O =>
2 NaOH + Pb(CH3COO)2*3H2O = Na2[Pb(OH)4] + 2 CH3COOH + H2O
SnS + OH{-} + H2O2 = SnS3{2-} + [Sn(OH)6]{2-} =>
3 SnS + 6 OH{-} + 3 H2O2 = SnS3{2-} + 2[Sn(OH)6]{2-}
LiHCO3 + CH3COOH = LiCH3COO + H2CO3 =>
LiHCO3 + CH3COOH = LiCH3COO + H2CO3
CO2 + H2O = C6H5OH + O2 =>
6 CO2 + 3 H2O = C6H5OH + 7 O2
Na2AsO3 + I2 + NaOH = NaI + Na3AsO4 + H2O =>
2 Na2AsO3 + I2 + 4 NaOH = 2 NaI + 2 Na3AsO4 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mg + AlI3 = Al + Mg3I2 =>
9 Mg + 2 AlI3 = 2 Al + 3 Mg3I2
K2SO3 + NaOH = KOH + Na2SO3 =>
K2SO3 + 2 NaOH = 2 KOH + Na2SO3
SiC + KOH + O2 = K2SiO3 + K2CO3 + H2O =>
SiC + 4 KOH + 2 O2 = K2SiO3 + K2CO3 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Co(OH)2 + HNO3 = Co(OH)NO3 + H2O =>
Co(OH)2 + HNO3 = Co(OH)NO3 + H2O
Al + NH4Cl = AlCl3 + NH4 =>
Al + 3 NH4Cl = AlCl3 + 3 NH4
C6H5COH + NaOH = C6H5COONa + C6H5CH2OH =>
2 C6H5COH + NaOH = C6H5COONa + C6H5CH2OH
NiCl2 + NH3 = NiCl2(NH3)6 =>
NiCl2 + 6 NH3 = NiCl2(NH3)6
Be + N2 = Be3N2 =>
3 Be + N2 = Be3N2
Fe2 + Al2(SO4)3 = FeSO4 + Al2 =>
3 Fe2 + 2 Al2(SO4)3 = 6 FeSO4 + 2 Al2
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
Cr(cl)3 + H2O2 + NaOH = Na2CrO4 + H2O =>
Cr(cl)3 + 9 H2O2 + 6 NaOH = 3 Na2CrO4 + 12 H2O
KMnO4 + H3AsO3 + H2SO4 = MnSO4 + H3AsO4 + H2O + K2SO4 =>
2 KMnO4 + 5 H3AsO3 + 3 H2SO4 = 2 MnSO4 + 5 H3AsO4 + 3 H2O + K2SO4
Al + Ag2SO4 = Al(SO4)3 + Ag =>
Al + 3 Ag2SO4 = Al(SO4)3 + 6 Ag
Fe203 + CO3 = Fe2(CO3)3 =>
2 Fe203 + 609 CO3 = 203 Fe2(CO3)3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
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Équations équilibrées sur12/10/24
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