| Équations équilibrées la veille |
3 BaO(s) + As2O5(s) = Ba3(AsO4)2(s)
HCOOH + CH3NHCH3 = HCOONH3CH2CH3 =>
HCOOH + CH3NHCH3 = HCOONH3CH2CH3
Al(OH)4{-} + H2SO4 = Al(OH)3 + SO4{2-} + H2O =>
2 Al(OH)4{-} + H2SO4 = 2 Al(OH)3 + SO4{2-} + 2 H2O
NH4OH + I2 = NH4I + NH3NI3 + H2O =>
5 NH4OH + 3 I2 = 3 NH4I + NH3NI3 + 5 H2O
Zn + SO3 = ZnSO3 =>
Zn + SO3 = ZnSO3
LiNO3 + BaBr2 = Ba(NO3)2 + LiBr =>
2 LiNO3 + BaBr2 = Ba(NO3)2 + 2 LiBr
SbCl3 + Na2S2O3 = Sb2S2O + SO2 + NaCl =>
2 SbCl3 + 3 Na2S2O3 = Sb2S2O + 4 SO2 + 6 NaCl
[Zn(NH3)4]2{+} + H3O{+} + H2O = [Zn(H2O)6]2{+} + NH4{+} =>
[Zn(NH3)4]2{+} + 8 H3O{+} + 4 H2O = [Zn(H2O)6]2{+} + 8 NH4{+}
Na2Cr2O7 + S2 = Cr2O3 + NaSO2 =>
Na2Cr2O7 + S2 = Cr2O3 + 2 NaSO2
HBr + KOH = Br + KOH2 =>
HBr + KOH = Br + KOH2
Pd2O3 + H2O = Pd(OH)3 =>
Pd2O3 + 3 H2O = 2 Pd(OH)3
C3H6O + KBrO3 + H2SO4 = CO2 + Br2 + K2SO4 + H2O =>
5 C3H6O + 16 KBrO3 + 8 H2SO4 = 15 CO2 + 8 Br2 + 8 K2SO4 + 23 H2O
HNO2 + N2H6SO4 = N3H + H2SO4 + H2O =>
HNO2 + N2H6SO4 = N3H + H2SO4 + 2 H2O
SiO2H2O = H2SiO3 =>
SiO2H2O = H2SiO3
SO3 + Zn = S + ZnO =>
SO3 + 3 Zn = S + 3 ZnO
K2SO4 + NH4NO3 = KNO3 + (NH4)2SO4 =>
K2SO4 + 2 NH4NO3 = 2 KNO3 + (NH4)2SO4
S2 + Ca(OH)2 = CaS + H2O + CaSO4 =>
2 S2 + 4 Ca(OH)2 = 3 CaS + 4 H2O + CaSO4
I2 + Fe3{+} = I{-} + Fe2{+} =>
I2 + 4 Fe3{+} = 2 I{-} + 6 Fe2{+}
HSe{-} + H2O = H3O{+} + Se{-2} =>
HSe{-} + H2O = H3O{+} + Se{-2}
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NaCl + FeO = FeCl2 + Na2O =>
2 NaCl + FeO = FeCl2 + Na2O
HCl + U = UCl4 + H2 =>
4 HCl + U = UCl4 + 2 H2
H2SO4 + NaI = I2 + Na2SO4 + H2S + H2O =>
5 H2SO4 + 8 NaI = 4 I2 + 4 Na2SO4 + H2S + 4 H2O
Cl2 + IO3{-} + OH{-} = IO4{-} + Cl{-} + H2O =>
Cl2 + IO3{-} + 2 OH{-} = IO4{-} + 2 Cl{-} + H2O
NaF = FNa =>
NaF = FNa
Mg5(CO3)4(OH)4H2O + H = Mg + CO2 + H2O =>
Mg5(CO3)4(OH)4H2O + 12 H = 5 Mg + 4 CO2 + 9 H2O
NH4VO3 + AgNO3 = NH4NO3 + AgVO3 =>
NH4VO3 + AgNO3 = NH4NO3 + AgVO3
CuH + H2SO4 = CuSO4 + SO2 + H2O =>
2 CuH + 5 H2SO4 = 2 CuSO4 + 3 SO2 + 6 H2O
Pb + NaOH = Na + PbOH =>
Pb + NaOH = Na + PbOH
HOOCCH2COOH + NaOH = H2O + Na(HOOCCH2COO) =>
HOOCCH2COOH + NaOH = H2O + Na(HOOCCH2COO)
Al(NO3)3 + H2O = Al(OH)3 + NO3{-} + H{+} =>
Al(NO3)3 + 3 H2O = Al(OH)3 + 3 NO3{-} + 3 H{+}
C6H5CH2OH + KMnO4 + H2SO4 = C6H5COOH + Mn2SO4 + K2SO4 + H2O =>
3 C6H5CH2OH + 2 KMnO4 + 2 H2SO4 = 3 C6H5COOH + Mn2SO4 + K2SO4 + 5 H2O
MnO4{-} + H{+} + CN{-} = MnO2 + CNO{-} + H2O =>
2 MnO4{-} + 2 H{+} + 3 CN{-} = 2 MnO2 + 3 CNO{-} + H2O
CuOH + HCl = H2O + CuCl =>
CuOH + HCl = H2O + CuCl
Ne + Cl = NeCl2 =>
Ne + 2 Cl = NeCl2
Co(NO3)2(aq) + H2S(aq) = CoS + HNO3 =>
Co(NO3)2(aq) + H2S(aq) = CoS + 2 HNO3
Fe2O3 + CO2 + CH4 = FeCO3 + H2O =>
4 Fe2O3 + 7 CO2 + CH4 = 8 FeCO3 + 2 H2O
Zn + Ag{+} = Zn{+2} + Ag =>
Zn + 2 Ag{+} = Zn{+2} + 2 Ag
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
ZnBr2 + Li2CO3 = Li2Br2 + ZnCO3 =>
ZnBr2 + Li2CO3 = Li2Br2 + ZnCO3
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
CH3CH2CHO + CuSO4 + NaOH = CH3CH2COONa + Cu2O + Na2SO4 + H2O =>
CH3CH2CHO + 2 CuSO4 + 5 NaOH = CH3CH2COONa + Cu2O + 2 Na2SO4 + 3 H2O
KMnO4 + H2O2 + H2SO4 = K2SO4 + H2O + MnO4 =>
2 KMnO4 + H2O2 + H2SO4 = K2SO4 + 2 H2O + 2 MnO4
C6H5CH(OH)CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C6H5C(O)CH3 + H2O =>
3 C6H5CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 C6H5C(O)CH3 + 7 H2O
CO(NO3)2(aq) + H2S(aq) = COS(s) + HNO3(aq) =>
CO(NO3)2(aq) + H2S(aq) = COS(s) + 2 HNO3(aq)
CoOH + OH{-} = CoO2 + H2O + e =>
CoOH + 3 OH{-} = CoO2 + 2 H2O + 3e
H2S + HClO3 = SO2 + HCl + H2O =>
H2S + HClO3 = SO2 + HCl + H2O
Sb + HCl = SbCl5 + H2 =>
2 Sb + 10 HCl = 2 SbCl5 + 5 H2
Mn(OH) + O2 = MnO + H2O =>
4 Mn(OH) + O2 = 4 MnO + 2 H2O
NH4HF2 + TiO2 = (NH4)2TiF6 + NH3 + H2O =>
3 NH4HF2 + TiO2 = (NH4)2TiF6 + NH3 + 2 H2O
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