| Équations équilibrées la veille |
C7H7NO2 + 6 NH2OH = C7H7NH2 + 3 N2 + 8 H2O
MnO4{2-} + SO3{2-} + H3O{+} = MnO2 + H2O + SO4{2-} =>
MnO4{2-} + SO3{2-} + 2 H3O{+} = MnO2 + 3 H2O + SO4{2-}
Ba(NO3)2 + Al = BaO + Al2O3 + N2 =>
3 Ba(NO3)2 + 10 Al = 3 BaO + 5 Al2O3 + 3 N2
Co(OH)2OH = CoO(OH)H2O =>
Co(OH)2OH = CoO(OH)H2O
Ni + IO3 = Ni(IO3)2 =>
Ni + 2 IO3 = Ni(IO3)2
PO4{3-} + H{+} + Ca{2+} = CaHPO4 =>
PO4{3-} + H{+} + Ca{2+} = CaHPO4
H2S + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
3 H2S + 4 K2Cr2O7 + 13 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
CH4(OH)2 + O2 = CO2 + H2O =>
2 CH4(OH)2 + 3 O2 = 2 CO2 + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NiCl2 + CsOH = CsCl + Ni(OH)2 =>
NiCl2 + 2 CsOH = 2 CsCl + Ni(OH)2
Na2 + HF = NaF + H2 =>
Na2 + 2 HF = 2 NaF + H2
H2S + HNO3 = NO2 + H2O + S =>
H2S + 2 HNO3 = 2 NO2 + 2 H2O + S
MnBr2 + H2O = MnO + HBr =>
MnBr2 + H2O = MnO + 2 HBr
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
H3PO4 + K = H2 + K3PO4 =>
2 H3PO4 + 6 K = 3 H2 + 2 K3PO4
Br2 + NaI(aq) = NaBr + I2 =>
Br2 + 2 NaI(aq) = 2 NaBr + I2
FeSO4 + K2CrO4 = FeCrO4 + K2SO4 =>
FeSO4 + K2CrO4 = FeCrO4 + K2SO4
KCrO2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
KCrO2 + 4 HNO3 = Cr(NO3)3 + KNO3 + 2 H2O
Ca(NO3)2 + C6H8O7 = Ca3(C6H5O7)2 + HNO3 =>
3 Ca(NO3)2 + 2 C6H8O7 = Ca3(C6H5O7)2 + 6 HNO3
C2H4O2 + OH = C2H3O2 + H2O =>
C2H4O2 + OH = C2H3O2 + H2O
FeSO4 + SO2 + O2 = Fe2(SO4)3 =>
2 FeSO4 + SO2 + O2 = Fe2(SO4)3
HCI + CuSO4 = Cu(CI)2 + H2SO4 =>
2 HCI + CuSO4 = Cu(CI)2 + H2SO4
H2O2 + MnSO4 + KOH = MnO2 + K2SO4 + H2O =>
H2O2 + MnSO4 + 2 KOH = MnO2 + K2SO4 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Ba(NO3)2 + Al = BaO + Al2O3 + N2 =>
3 Ba(NO3)2 + 10 Al = 3 BaO + 5 Al2O3 + 3 N2
CdNO3 + NaOH = Cd(OH)2 + Na2NO3 =>
CdNO3 + 2 NaOH = Cd(OH)2 + Na2NO3
NiSO4(aq) + KOH(aq) = Ni(OH)2(aq) + K2SO4(aq) =>
NiSO4(aq) + 2 KOH(aq) = Ni(OH)2(aq) + K2SO4(aq)
Eu2O3 + HCl = EuCl3 + H2O =>
Eu2O3 + 6 HCl = 2 EuCl3 + 3 H2O
KI + (NH4)2S2O8 = K2S2O8 + NH4I =>
2 KI + (NH4)2S2O8 = K2S2O8 + 2 NH4I
C6H5NH2 + H2SO4 + K2Cr2O7 = C6H5NHO + K2SO4 + Cr2(SO4)3 + H2 =>
14 C6H5NH2 + 8 H2SO4 + 2 K2Cr2O7 = 14 C6H5NHO + 2 K2SO4 + 2 Cr2(SO4)3 + 15 H2
NaNO3 + FeSO4 + NaOH + H2O = Fe(OH)3 + NH3 + Na2SO4 =>
NaNO3 + 8 FeSO4 + 15 NaOH + 6 H2O = 8 Fe(OH)3 + NH3 + 8 Na2SO4
CaCl2(ag) + Na3PO4(ag) = Ca3(PO4)2(s) + NaCl(ag) =>
3 CaCl2(ag) + 2 Na3PO4(ag) = Ca3(PO4)2(s) + 6 NaCl(ag)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
Ba + HgCl2 = Hg + BaCl2 =>
Ba + HgCl2 = Hg + BaCl2
NaS + FeCl3 = FeS3 + NaCl =>
3 NaS + FeCl3 = FeS3 + 3 NaCl
MgO(g) + SO3(g) = MgSO4(s) =>
MgO(g) + SO3(g) = MgSO4(s)
FeHO2 = Fe2O3 + H2O =>
2 FeHO2 = Fe2O3 + H2O
CO(OH)2 = COOH2O =>
CO(OH)2 = COOH2O
CO(s) + Br2(l) = COBr3(s) =>
2 CO(s) + 3 Br2(l) = 2 COBr3(s)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2Cr2O7 + NaOH + Na2S = Na2CrO4 + K2S + H2O =>
K2Cr2O7 + 2 NaOH + Na2S = 2 Na2CrO4 + K2S + H2O
Ag2CO3 + NaOH = Ag2OH + NaCO3 =>
Ag2CO3 + NaOH = Ag2OH + NaCO3
C2H5OH + Na2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H5OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
AgNO3(aq) + K2SO3(aq) = Ag2SO3 + KNO3 =>
2 AgNO3(aq) + K2SO3(aq) = Ag2SO3 + 2 KNO3
Ni(OH)2 + HCl = NiCl2 + H(OH) =>
Ni(OH)2 + 2 HCl = NiCl2 + 2 H(OH)
BrCN + H2Sr = SrBr2 + HCN =>
2 BrCN + H2Sr = SrBr2 + 2 HCN
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg(C2H3O2)2 = Mg + C2H3O2 =>
Mg(C2H3O2)2 = Mg + 2 C2H3O2
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