| Équations équilibrées la veille |
2 FeS2 + 6 HCl + 8 H2O2 = 2 FeCl3 + 4 H2SO4 + 7 H2
Sr + P4 = Sr3P2 =>
6 Sr + P4 = 2 Sr3P2
Li(NO3)2 + Fe(NO3)3 + CH4N2O + H2O = LiFe2O4 + NH4(NO3)2 + CO2 =>
17 Li(NO3)2 + 34 Fe(NO3)3 + 28 CH4N2O + 72 H2O = 17 LiFe2O4 + 64 NH4(NO3)2 + 28 CO2
Mn2(CO3)7 + Li3BO3 = Mn3(BO3)7 + Li2CO3 =>
3 Mn2(CO3)7 + 14 Li3BO3 = 2 Mn3(BO3)7 + 21 Li2CO3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cr(CH3COO)3 = Cr + CH3COO =>
Cr(CH3COO)3 = Cr + 3 CH3COO
BaCl2 + Al2(S4O)3 = BaS4O + AlCl3 =>
3 BaCl2 + Al2(S4O)3 = 3 BaS4O + 2 AlCl3
Mg + Al(No3)3 = Mg(No3)2 + Al =>
3 Mg + 2 Al(No3)3 = 3 Mg(No3)2 + 2 Al
Cu(NO3)2 + Al2O3 + C2H5NO2 = CuAlO2 + N2 + H2O + CO2 =>
18 Cu(NO3)2 + 9 Al2O3 + 22 C2H5NO2 = 18 CuAlO2 + 29 N2 + 55 H2O + 44 CO2
CaCO3 + CH3COOOH = CH3COOCa + CO2 + H2O =>
2 CaCO3 + 3 CH3COOOH = 2 CH3COOCa + 4 CO2 + 3 H2O
CH3CH2OH(l) + HCl(aq) = CH3CH2Cl(l) + H2O(l) =>
CH3CH2OH(l) + HCl(aq) = CH3CH2Cl(l) + H2O(l)
PbCl2 + (NH4)(OH) = Pb(OH)2 + (NH4)Cl =>
PbCl2 + 2(NH4)(OH) = Pb(OH)2 + 2(NH4)Cl
CaF2H2SO4 = CaSO4 + HF =>
CaF2H2SO4 = CaSO4 + 2 HF
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
AgC2H3O2 + HC1 = AgC1(s) + HC2H3O2 =>
AgC2H3O2 + HC1 = AgC1(s) + HC2H3O2
ZrO2 + H2O = ZrO2HOH =>
ZrO2 + H2O = ZrO2HOH
I{+} + H2O = H{+} + I2 + OH =>
2 I{+} + 2 H2O = 2 H{+} + I2 + 2 OH
H2O + SO4 + Sb2O3 = H3SbO4 + SO2 =>
3 H2O + SO4 + Sb2O3 = 2 H3SbO4 + SO2
Ca(OH)2 + H2S = CaH2 + S(OH)2 =>
Ca(OH)2 + H2S = CaH2 + S(OH)2
KMnO4 + FeSO4 + (H2)SO4 = MnSO4 + Fe2(SO4)3 + (K2)SO4 + (H2)O =>
2 KMnO4 + 10 FeSO4 + 8(H2)SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + (K2)SO4 + 8(H2)O
Na2SO3 = Na2O + SO2 =>
Na2SO3 = Na2O + SO2
Fe + BaO = BaFe + O =>
Fe + BaO = BaFe + O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KI(aq) + FeCl3(aq) = FeI3(aq) + KCl(s) =>
3 KI(aq) + FeCl3(aq) = FeI3(aq) + 3 KCl(s)
Fe(s) + HClO4(aq) = Fe(ClO4)2(aq) + H2(aq) =>
Fe(s) + 2 HClO4(aq) = Fe(ClO4)2(aq) + H2(aq)
NaNO2 + KClO3 = NaNO3 + KCl =>
3 NaNO2 + KClO3 = 3 NaNO3 + KCl
MgO + HC1 = MgC2 + H2O =>
MgO + 2 HC1 = MgC2 + H2O
Fe(OH)3 = (Fe2)O3 + (H2)O =>
2 Fe(OH)3 = (Fe2)O3 + 3(H2)O
SbCl5 + KI = KCl + I2 + SbCl3 =>
SbCl5 + 2 KI = 2 KCl + I2 + SbCl3
Fe2O3(s) + C(s) = Fe(s) + CO2(g) =>
2 Fe2O3(s) + 3 C(s) = 4 Fe(s) + 3 CO2(g)
Mg + CuSO4 = SO4 + MgCu =>
Mg + CuSO4 = SO4 + MgCu
H{+} + (NO3){-} + S{-2} = NO + SO4{-2} + H2O =>
8 H{+} + 8(NO3){-} + 3 S{-2} = 8 NO + 3 SO4{-2} + 4 H2O
Cl3 + B2O3 + C = BCl3 + CO =>
2 Cl3 + B2O3 + 3 C = 2 BCl3 + 3 CO
F2O7 + H2O = HF + O3 =>
3 F2O7 + 3 H2O = 6 HF + 8 O3
K2CrO4 + KNO2 + H2O = KCr2O3 + KNO3 + KOH =>
4 K2CrO4 + 7 KNO2 + 3 H2O = 2 KCr2O3 + 7 KNO3 + 6 KOH
CaF2 + CH3COOH = Ca(CH3COO)2 + HF =>
CaF2 + 2 CH3COOH = Ca(CH3COO)2 + 2 HF
SbI3 + Sb(IO3)3 + H4Si04 = I2 + Sb4(SiO4)3 + H2O =>
10 SbI3 + 6 Sb(IO3)3 + 3 H4Si04 = 24 I2 + 4 Sb4(SiO4)3 + 6 H2O
Cu(CH3OO)2 + C5H11OH + H2SO4 = CuSO4 + CH3COO(CH2)4CH3 + H2O =>
Cu(CH3OO)2 + C5H11OH + H2SO4 = CuSO4 + CH3COO(CH2)4CH3 + 3 H2O
Ca(OH)2 + C2O4 = Ca(HCO3)2 =>
Ca(OH)2 + C2O4 = Ca(HCO3)2
MgSO4 + H2O + Cu = CuSO4 + H2 + Mg(OH)2 =>
MgSO4 + 2 H2O + Cu = CuSO4 + H2 + Mg(OH)2
H3PO4 + Fe(OH)3 = FePO4 + H2O =>
H3PO4 + Fe(OH)3 = FePO4 + 3 H2O
CoCl2 + Na2CO3 = CoCO3 + NaCl =>
CoCl2 + Na2CO3 = CoCO3 + 2 NaCl
Fe2O3 + P2O5 + Li2CO3 + Fe = LiFePO4 + CO =>
Fe2O3 + 3 P2O5 + 3 Li2CO3 + 4 Fe = 6 LiFePO4 + 3 CO
KMnO4 + NH4OH = NO2 + Mn(OH)2 + KOH + H2O =>
7 KMnO4 + 5 NH4OH = 5 NO2 + 7 Mn(OH)2 + 7 KOH + 2 H2O
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
Fe2(SO4)2 + AgNO3 = Fe(NO3)2 + Ag2SO4 =>
Fe2(SO4)2 + 4 AgNO3 = 2 Fe(NO3)2 + 2 Ag2SO4
MgUO2(CH3COO)4 + NaCl = MgNa(UO2)3(CH3COO)9 + CH3COONa + MgCl2 =>
3 MgUO2(CH3COO)4 + 4 NaCl = MgNa(UO2)3(CH3COO)9 + 3 CH3COONa + 2 MgCl2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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