| Équations équilibrées la veille |
Ba(NO3)2 + CuS = BaS + Cu(NO3)2
C6H6(l) + O2(g) = CO2(g) + H2O(g) =>
2 C6H6(l) + 15 O2(g) = 12 CO2(g) + 6 H2O(g)
Br2 + NaCl = BrCl + NaBr =>
Br2 + NaCl = BrCl + NaBr
NiCl2H12O6 + NH3 = Ni(NH3)6Cl2 + H2O =>
NiCl2H12O6 + 6 NH3 = Ni(NH3)6Cl2 + 6 H2O
Na3AsO3 + SnCl2 + HCl = As + SnCl4 + NaCl + H2O =>
2 Na3AsO3 + 3 SnCl2 + 12 HCl = 2 As + 3 SnCl4 + 6 NaCl + 6 H2O
NaHCO3 + H3C8H5O7 = CO2 + H2O + Na3C6H5O7 =>
39 NaHCO3 + 9 H3C8H5O7 = 33 CO2 + 23 H2O + 13 Na3C6H5O7
Fe2SiO4 + H2O + CO2 = Fe3O4 + FeSi2O5(OH)4 + CH4 =>
8 Fe2SiO4 + 14 H2O + 3 CO2 = 4 Fe3O4 + 4 FeSi2O5(OH)4 + 3 CH4
Na2CrO4 + CaCl2 = CaCrO4 + NaCl =>
Na2CrO4 + CaCl2 = CaCrO4 + 2 NaCl
Ni + FeO = Ni2O3 + Fe =>
2 Ni + 3 FeO = Ni2O3 + 3 Fe
Mn + O2 = Mn3O2 =>
3 Mn + O2 = Mn3O2
C53H110 + H2 = C2H6 =>
2 C53H110 + 49 H2 = 53 C2H6
Na2O + SO3 = Na2OSO3 =>
Na2O + SO3 = Na2OSO3
Ag + CuSO4 = Cu + Ag3SO4 =>
3 Ag + CuSO4 = Cu + Ag3SO4
SO2 + CuO = Cu2SO4 =>
SO2 + 2 CuO = Cu2SO4
CHCH + Na = CHCNa + H =>
CHCH + Na = CHCNa + H
K2Cr2O7 + KY + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + Y =>
K2Cr2O7 + 6 KY + 7 H2SO4 = Cr2(SO4)3 + 7 H2O + 4 K2SO4 + 6 Y
MnSO4 + KOH + KNO3 = H2O + K2SO4 + KMnO4 + NO =>
3 MnSO4 + 4 KOH + 5 KNO3 = 2 H2O + 3 K2SO4 + 3 KMnO4 + 5 NO
BaI2 + AgNO3 = AgI + Ba(NO3)2 =>
BaI2 + 2 AgNO3 = 2 AgI + Ba(NO3)2
K2CO3(aq) + H2SO4(aq) = K2SO4(aq) + H2CO3(aq) =>
K2CO3(aq) + H2SO4(aq) = K2SO4(aq) + H2CO3(aq)
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
O2 + C5H12O2 = CO2 + H2O =>
7 O2 + C5H12O2 = 5 CO2 + 6 H2O
Li2O + FeCl3 = LiCl + Fe2O3 =>
3 Li2O + 2 FeCl3 = 6 LiCl + Fe2O3
Ba + HCl = BaCl + H =>
Ba + HCl = BaCl + H
SnCl2 + Na2CO3 + C6H5NH3 = NaCl + CO2 + Sn + C6H5NH2 + H2O =>
SnCl2 + Na2CO3 + 2 C6H5NH3 = 2 NaCl + CO2 + Sn + 2 C6H5NH2 + H2O
SO2 + ZrO2 + O2 = Zr2(SO4)3 =>
3 SO2 + 2 ZrO2 + O2 = Zr2(SO4)3
(NH4)3PO4 + FeCl2 = Fe3(PO4)2 + (NH4)Cl =>
2(NH4)3PO4 + 3 FeCl2 = Fe3(PO4)2 + 6(NH4)Cl
TiCl3 + Mg = MgCl2 + Ti =>
2 TiCl3 + 3 Mg = 3 MgCl2 + 2 Ti
Pb(CH3COO)2 + Na2Cr2O7 + H2O = PbCrO4 + CH3COONa + CH3COOH =>
2 Pb(CH3COO)2 + Na2Cr2O7 + H2O = 2 PbCrO4 + 2 CH3COONa + 2 CH3COOH
NH3 + HCOOH = NH4COOH =>
NH3 + HCOOH = NH4COOH
Fe + HNO3 = FeO2 + NO + H2O =>
3 Fe + 4 HNO3 = 3 FeO2 + 4 NO + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C2H2 + C2H6 = C3H8 =>
C2H2 + 5 C2H6 = 4 C3H8
C2H6O + O2 = CO2 + H1O =>
2 C2H6O + 9 O2 = 4 CO2 + 12 H1O
FeSO4 + (NH4)2SO4 = FeSO4(NH4)2SO4 =>
FeSO4 + (NH4)2SO4 = FeSO4(NH4)2SO4
CH3COOH + KIO3 + KI = CH3COOK + H2O + I2 =>
6 CH3COOH + KIO3 + 5 KI = 6 CH3COOK + 3 H2O + 3 I2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Cr(OH)4{-} + Cl2 + OH{-} = CrO4{-} + Cl{-} + H2O =>
Cr(OH)4{-} + 2 Cl2 + 4 OH{-} = CrO4{-} + 4 Cl{-} + 4 H2O
CH3CO2H + Mg(OH)2 = C2H3O2OH + MgH2 =>
2 CH3CO2H + Mg(OH)2 = 2 C2H3O2OH + MgH2
HI + Ca = CaI + H =>
HI + Ca = CaI + H
(CoCl2)6H2O + NH4Cl + NH3 + H2O2 = (Co(NH3)5Cl)Cl2 + H2O =>
(CoCl2)6H2O + 6 NH4Cl + 24 NH3 + 3 H2O2 = 6(Co(NH3)5Cl)Cl2 + 7 H2O
SiO3 + H2O = H2SiO3 + OH =>
SiO3 + 2 H2O = H2SiO3 + 2 OH
H3PO4 + Fe + HCO3 = FePO4 + CO2 + H2O =>
H3PO4 + Fe + 3 HCO3 = FePO4 + 3 CO2 + 3 H2O
C6H4(NH2)COONa + NaOH = C6H5NH2 + Na2CO3 =>
C6H4(NH2)COONa + NaOH = C6H5NH2 + Na2CO3
NaNO3 + H2SO4 + FeSO4 = Fe2(SO4)3 + NO + NaSO4 + H2O =>
NaNO3 + 2 H2SO4 + 2 FeSO4 = Fe2(SO4)3 + NO + NaSO4 + 2 H2O
Mg + NH4Cl + H2O = MgCl2 + (NH3*H2O) + H2 =>
Mg + 2 NH4Cl + 2 H2O = MgCl2 + 2(NH3*H2O) + H2
ClO3 + H2O = HClO4 + HCl =>
8 ClO3 + 4 H2O = 7 HClO4 + HCl
[Cu(NH3)4H2O]SO4 + NaOH = [Cu(OH)2H2O] + Na2SO4 + NH3 =>
[Cu(NH3)4H2O]SO4 + 2 NaOH = [Cu(OH)2H2O] + Na2SO4 + 4 NH3
CuBr2 + H2O = CuBr2H2O =>
CuBr2 + H2O = CuBr2H2O
HBr + KCIO3 = Br3 + KCI + H2O =>
6 HBr + KCIO3 = 2 Br3 + KCI + 3 H2O
Na2SnO2 + Bi(NO3)3 + NaOH = Na2SnO3 + Bi + NaNO3 + H2O =>
3 Na2SnO2 + 2 Bi(NO3)3 + 6 NaOH = 3 Na2SnO3 + 2 Bi + 6 NaNO3 + 3 H2O
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