| Équations équilibrées la veille |
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
N2H8S + PbN2O6 = NH4NO3 + PbS =>
N2H8S + PbN2O6 = 2 NH4NO3 + PbS
PbCrO4 + KI + HCl = PbCl2 + CrI3 + KCl + I2 + H2O =>
2 PbCrO4 + 12 KI + 16 HCl = 2 PbCl2 + 2 CrI3 + 12 KCl + 3 I2 + 8 H2O
Na2SO4 + Al(CH3COO)3 = Na(CH3COO)3 + Al2SO4 =>
Na2SO4 + 2 Al(CH3COO)3 = 2 Na(CH3COO)3 + Al2SO4
PbO2 + HNO3 + MnSO4 = Pb(NO3)2 + H2O + HMnO4 + H2SO4 =>
5 PbO2 + 10 HNO3 + 2 MnSO4 = 5 Pb(NO3)2 + 2 H2O + 2 HMnO4 + 2 H2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + HC1 = AlC1 + H2 =>
2 Al + 2 HC1 = 2 AlC1 + H2
Ni(NO3)2 + NH4OH = NH4NO3 + Ni(OH)2 =>
Ni(NO3)2 + 2 NH4OH = 2 NH4NO3 + Ni(OH)2
Sn + NO3{-} + H{+} = Sn{4+} + N2O + H2O =>
2 Sn + 2 NO3{-} + 10 H{+} = 2 Sn{4+} + N2O + 5 H2O
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
H2O + NH4{+} = NH4OH + H{+} =>
H2O + NH4{+} = NH4OH + H{+}
Ba(HCO3)2 + KOH = Ba(OH)2 + K2CO3 + H2O =>
Ba(HCO3)2 + 4 KOH = Ba(OH)2 + 2 K2CO3 + 2 H2O
PCl3 = P + Cl =>
PCl3 = P + 3 Cl
CoCl2 + NaOH = NaCl + Co(OH)2 =>
CoCl2 + 2 NaOH = 2 NaCl + Co(OH)2
Cs + H2O2 = CsO2 + H2 =>
Cs + H2O2 = CsO2 + H2
H2SO4 + K3PO4 = K3SO4 + H2PO4 =>
H2SO4 + K3PO4 = K3SO4 + H2PO4
Na2SO4 + HCl = Na2SO4HCl =>
Na2SO4 + HCl = Na2SO4HCl
Co + OH = Co(OH)2 =>
Co + 2 OH = Co(OH)2
Bi(OH)3 + SnO2{-}2 = Bi + SnO3{-}2 + H2O =>
2 Bi(OH)3 + 3 SnO2{-}2 = 2 Bi + 3 SnO3{-}2 + 3 H2O
CuSO4 + S = CuSO3 + SO2 =>
2 CuSO4 + S = 2 CuSO3 + SO2
C2H3NaO2 + NaOH = CH4 + Na2CO3 =>
C2H3NaO2 + NaOH = CH4 + Na2CO3
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
Hg2Cl2 + Fe = Hg + FeCl2 =>
Hg2Cl2 + Fe = 2 Hg + FeCl2
NO3{-} + H{+} + SO4{2-} = NO5 + SO2 + H2O =>
2 NO3{-} + 12 H{+} + 5 SO4{2-} = 2 NO5 + 5 SO2 + 6 H2O
(Zn(OH)4)2 + Na = Zn + NaOH =>
(Zn(OH)4)2 + 8 Na = 2 Zn + 8 NaOH
FeSO4 + KMgO4 + H2SO4 = K2SO4 + MgSO4 + Fe2(SO4)3 + H2O =>
10 FeSO4 + 2 KMgO4 + 8 H2SO4 = K2SO4 + 2 MgSO4 + 5 Fe2(SO4)3 + 8 H2O
Zn + H3SO4 = ZnSO3 + H2S + H2O =>
7 Zn + 8 H3SO4 = 7 ZnSO3 + H2S + 11 H2O
Cr2(CrO4)3 + AgNO3 = Cr(NO3)3 + Ag2CrO4 =>
Cr2(CrO4)3 + 6 AgNO3 = 2 Cr(NO3)3 + 3 Ag2CrO4
(H3PO4) + Cu(OH)2 = Cu3(PO4)2 + H2O =>
2(H3PO4) + 3 Cu(OH)2 = Cu3(PO4)2 + 6 H2O
Fe2(SO4)3 + KJ = FeSO4 + K2SO4 + J2 =>
Fe2(SO4)3 + 2 KJ = 2 FeSO4 + K2SO4 + J2
CH3Cl + Cl2 + AgCO3 = AgCl + CO2 + H2O =>
4 CH3Cl + 5 Cl2 + 14 AgCO3 = 14 AgCl + 18 CO2 + 6 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Al(OH)3 + Cr2O3 = Al2O3 + Cr(OH)3 =>
2 Al(OH)3 + Cr2O3 = Al2O3 + 2 Cr(OH)3
K2SO3 + H2SO4 = K2SO4 + H2SO3 =>
K2SO3 + H2SO4 = K2SO4 + H2SO3
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
AgCl + C6O2H2 = Ag + HCl + C6O2 =>
2 AgCl + C6O2H2 = 2 Ag + 2 HCl + C6O2
Al + Fe2{+} = Al3{+} + Fe =>
3 Al + Fe2{+} = Al3{+} + 2 Fe
Ag2Cr2O7 = Ag + Cr2 + O7 =>
Ag2Cr2O7 = 2 Ag + Cr2 + O7
Co2O3 + H2SO4 = Co2(SO4)3 + H2O =>
Co2O3 + 3 H2SO4 = Co2(SO4)3 + 3 H2O
C7H6O8 + O2 = CO2 + H2O =>
2 C7H6O8 + 9 O2 = 14 CO2 + 6 H2O
CH3CH2NH2 + CH3I = CH3CH2NH2CH3 + I =>
CH3CH2NH2 + CH3I = CH3CH2NH2CH3 + I
NH4COONH4 + O2 = NH2COONH4 + H2O =>
2 NH4COONH4 + O2 = 2 NH2COONH4 + 2 H2O
MgCl2 + Na2SO4 = NaCl + Mg2(SO4)2 =>
2 MgCl2 + 2 Na2SO4 = 4 NaCl + Mg2(SO4)2
MgCO3 + HNO3 = Mg(NO3)2 + H2CO3 =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2CO3
KMnO4 + Na2SO3 + NaOH = K2MnO4 + NaMnO4 + Na2SO4 + H2O =>
4 KMnO4 + Na2SO3 + 2 NaOH = 2 K2MnO4 + 2 NaMnO4 + Na2SO4 + H2O
SiO2(s) + Al(s) = Si(s) + Al2O3(s) =>
3 SiO2(s) + 4 Al(s) = 3 Si(s) + 2 Al2O3(s)
Pb + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
H3O + NaOH = NaH + H2O =>
2 H3O + NaOH = NaH + 3 H2O
C17H33COONa + H2SO4 = C17H33COOH + Na2SO4 =>
2 C17H33COONa + H2SO4 = 2 C17H33COOH + Na2SO4
Na2SO4 + ZnCl2 = NaCl + ZnSO4 =>
Na2SO4 + ZnCl2 = 2 NaCl + ZnSO4
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