| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pt(s) + MnBr2(aq) = 2 Br + MnPt
[AgCl2] + NH3 = [Ag(NH3)2] + Cl =>
[AgCl2] + 2 NH3 = [Ag(NH3)2] + 2 Cl
CH3CH2OH + O2 = CH3COOH + H2 =>
2 CH3CH2OH + O2 = 2 CH3COOH + 2 H2
CuSO4 + Sr(NO3)2 = CuNO3 + Sr(SO4)2 =>
2 CuSO4 + Sr(NO3)2 = 2 CuNO3 + Sr(SO4)2
Na(OH) + Li(NO3) = Li(OH) + Na(NO3) =>
Na(OH) + Li(NO3) = Li(OH) + Na(NO3)
C4H12 + Cl2 = C4H11Cl + HCl =>
C4H12 + Cl2 = C4H11Cl + HCl
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Al + CaO + C = CaC2 + Al2O3 =>
2 Al + 3 CaO + 6 C = 3 CaC2 + Al2O3
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
Ag2O = Ag2O2 + Ag =>
2 Ag2O = Ag2O2 + 2 Ag
C + O2 = CO =>
2 C + O2 = 2 CO
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Mg + KClO3 + HCl = MgCl2 + KCl + H2O =>
3 Mg + KClO3 + 6 HCl = 3 MgCl2 + KCl + 3 H2O
MnCl2 + O2 + H2O = MnO2 + HCl =>
2 MnCl2 + O2 + 2 H2O = 2 MnO2 + 4 HCl
Ca(OH)2 + Cl2 = Ca(Cl2)2 + Ca(ClO3)2 + H2O =>
6 Ca(OH)2 + 11 Cl2 = 5 Ca(Cl2)2 + Ca(ClO3)2 + 6 H2O
C7H4 + O2 = CO2 + H2O =>
C7H4 + 8 O2 = 7 CO2 + 2 H2O
MgSO4 + Co2(CO3)3 = MgCO3 + Co2(SO4)3 =>
3 MgSO4 + Co2(CO3)3 = 3 MgCO3 + Co2(SO4)3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
SO3H2O = H2SO4 =>
SO3H2O = H2SO4
CaSO3 + HCl = SO2 + H2O + CaCl2 =>
CaSO3 + 2 HCl = SO2 + H2O + CaCl2
C7H5O2Na + HCl = C7H5O2H + NaCl =>
C7H5O2Na + HCl = C7H5O2H + NaCl
Ac + S = AcS =>
Ac + S = AcS
Cl2 + I2 = ICl2 =>
2 Cl2 + I2 = 2 ICl2
C(s) + O2(g) = CO2(g) =>
C(s) + O2(g) = CO2(g)
CaSO4 = CaO + SO2 + O2 =>
2 CaSO4 = 2 CaO + 2 SO2 + O2
Pb + Cr2O4 = PbCr2O4 =>
Pb + Cr2O4 = PbCr2O4
B2O3 + NaOH = Na2O3 + BOH =>
B2O3 + 2 NaOH = Na2O3 + 2 BOH
Mn{+2} + S2O8{-2} + H2O = MnO4{-} + SO4{-2} + H{+} =>
2 Mn{+2} + 5 S2O8{-2} + 8 H2O = 2 MnO4{-} + 10 SO4{-2} + 16 H{+}
Zn + HClO4 = ZnO + HCl =>
4 Zn + HClO4 = 4 ZnO + HCl
B2O3 + NaOH = Na2O3 + BOH =>
B2O3 + 2 NaOH = Na2O3 + 2 BOH
CH3CH2CH2Br + KOH = KBr + H2O + CH2 = CH{-}CH3 =>
CH3CH2CH2Br + KOH = KBr + H2O + 3 CH2
NH4(NO3) + H2O = NH4(OH) + HNO3 =>
NH4(NO3) + H2O = NH4(OH) + HNO3
C3H9N + HNO3 = CO2 + H2O + N2 =>
5 C3H9N + 21 HNO3 = 15 CO2 + 33 H2O + 13 N2
C(s) + O2(g) = CO2 =>
C(s) + O2(g) = CO2
H3PO4(aq) + Al(OH)3(aq) = AlPO4(aq) + H2O(l) =>
H3PO4(aq) + Al(OH)3(aq) = AlPO4(aq) + 3 H2O(l)
PotassiumIodide + MercuryIIChloride = PotassiumChloride + MercuryIIIodide =>
PotassiumIodide + MercuryIIChloride = PotassiumChloride + MercuryIIIodide
Ac + S = AcS =>
Ac + S = AcS
S2(g) + O2(g) = SO3(g) =>
S2(g) + 3 O2(g) = 2 SO3(g)
KMnO4 + Na2SO4 + H2SO4 = K2SO4 + NaSO4 + MnSO4 + H2O =>
2 KMnO4 + 5 Na2SO4 + 8 H2SO4 = K2SO4 + 10 NaSO4 + 2 MnSO4 + 8 H2O
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
C4H8O + O3 = CO2 + H2O =>
3 C4H8O + 11 O3 = 12 CO2 + 12 H2O
P + NH4NO3 = P2O5 + NH4NO2 =>
2 P + 5 NH4NO3 = P2O5 + 5 NH4NO2
Ba(OH)2(ag) + NiSO4(ag) = Ni(OH)2 + BaSO4 =>
Ba(OH)2(ag) + NiSO4(ag) = Ni(OH)2 + BaSO4
Na(s) + O2(g) = Na2O2(s) =>
2 Na(s) + O2(g) = Na2O2(s)
(NH4)3P + MgSO4 = (NH4)2SO4 + Mg3P2 =>
2(NH4)3P + 3 MgSO4 = 3(NH4)2SO4 + Mg3P2
HNO3 + BeO = Be(NO3)2 + H2O =>
2 HNO3 + BeO = Be(NO3)2 + H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
CoCl2 + HNO3 = Co(NO3)2 + HCl =>
CoCl2 + 2 HNO3 = Co(NO3)2 + 2 HCl
HOOCCH2CH2COOH + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 HOOCCH2CH2COOH + 14 KMnO4 + 21 H2SO4 = 20 CO2 + 7 K2SO4 + 14 MnSO4 + 36 H2O
As2O3 + I2 + NaOH = Na3AsO4 + NaI + H2O =>
As2O3 + 2 I2 + 10 NaOH = 2 Na3AsO4 + 4 NaI + 5 H2O
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Équations équilibrées sur10/19/24
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