| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca(NO3)2 + FeBr3 = CaBr3 + Fe(NO3)2
HMnO4 + H2C2O4 = MnO + CO2 + H2O =>
2 HMnO4 + 5 H2C2O4 = 2 MnO + 10 CO2 + 6 H2O
Cu(NO3) = Cu + NO2 + O2 =>
2 Cu(NO3) = 2 Cu + 2 NO2 + O2
BaO(s) + As2O5(s) = Ba3(AsO4)2(s) =>
3 BaO(s) + As2O5(s) = Ba3(AsO4)2(s)
(CuOH)2SO4 = CuSO4 + CuO + H2O =>
(CuOH)2SO4 = CuSO4 + CuO + H2O
ZnCl2 + H2O + Na2CO3 = ZnCO3*Zn(OH)2 + NaCl + NaHCO3 =>
2 ZnCl2 + 2 H2O + 3 Na2CO3 = ZnCO3*Zn(OH)2 + 4 NaCl + 2 NaHCO3
Zn + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb =>
Zn + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb
KI + Na2S2O3 = K2S2O3 + NaI =>
2 KI + Na2S2O3 = K2S2O3 + 2 NaI
K2CrO4(aq) + NiCl2(aq) = KCl(aq) + NiCrO4(s) =>
K2CrO4(aq) + NiCl2(aq) = 2 KCl(aq) + NiCrO4(s)
HClO4(aq) + NaOH(aq) = NaClO4 + HOH =>
HClO4(aq) + NaOH(aq) = NaClO4 + HOH
FeCl2 + SnCl4 = FeCl3 + SnCl2 =>
2 FeCl2 + SnCl4 = 2 FeCl3 + SnCl2
Pb(NO3)2 + K2S(aq) = PbS(c) + KNO3(aq) =>
Pb(NO3)2 + K2S(aq) = PbS(c) + 2 KNO3(aq)
NaNO3 + PbO = Na2O + Pb(NO3)2 =>
2 NaNO3 + PbO = Na2O + Pb(NO3)2
W + HNO3 + HF = H2WF8 + NO + H2O =>
W + 2 HNO3 + 8 HF = H2WF8 + 2 NO + 4 H2O
CO2(g) + H2O(g) = H2CO3(aq) =>
CO2(g) + H2O(g) = H2CO3(aq)
N2O + HCl = N2Cl2 + H2O =>
N2O + 2 HCl = N2Cl2 + H2O
C5H12 + O = CO2 + H2O =>
C5H12 + 16 O = 5 CO2 + 6 H2O
MnO2 + KClO4 = MnClO4 + O2 + K =>
MnO2 + KClO4 = MnClO4 + O2 + K
NaBr + Ag2SO4 = Na2SO4 + AgBr =>
2 NaBr + Ag2SO4 = Na2SO4 + 2 AgBr
Cu(NO3)2(aq) + KI(aq) = CuI2(s) + KNO3(aq) =>
Cu(NO3)2(aq) + 2 KI(aq) = CuI2(s) + 2 KNO3(aq)
Ca(OH)2(s) + SO2(g) = CaSO3(s) + H2O(l) =>
Ca(OH)2(s) + SO2(g) = CaSO3(s) + H2O(l)
Cr(OH)3 + HCl = CrCl3 + H2O =>
Cr(OH)3 + 3 HCl = CrCl3 + 3 H2O
Ca + NH3 = CaH2 + N =>
3 Ca + 2 NH3 = 3 CaH2 + 2 N
P4(s) + Cl(g) = PCl3(l) =>
P4(s) + 12 Cl(g) = 4 PCl3(l)
C16H34 + O2 = CO2 + H2O =>
2 C16H34 + 49 O2 = 32 CO2 + 34 H2O
Al(NO3)3 + Ga = GaNO3 + Al =>
Al(NO3)3 + 3 Ga = 3 GaNO3 + Al
(NH4)2MoO4 + HCl + Zn = Mo2O5 + ZnCl2 + H2O + NH3 =>
2(NH4)2MoO4 + 2 HCl + Zn = Mo2O5 + ZnCl2 + 3 H2O + 4 NH3
NiCO3 + H3O = H2O + Ni + H2CO3 =>
NiCO3 + 2 H3O = 2 H2O + Ni + H2CO3
N2H4 + H2O = NH3 + OH =>
N2H4 + 2 H2O = 2 NH3 + 2 OH
NaI + CuCl = NaCl + CuI =>
NaI + CuCl = NaCl + CuI
C6H8O7 + BaCO3 = BaC6H5O7 + CO2 + H2O =>
17 C6H8O7 + 18 BaCO3 = 18 BaC6H5O7 + 12 CO2 + 23 H2O
Al + FeCl3 + H2O = AlCl3 + FeOH + H2 =>
2 Al + 2 FeCl3 + 2 H2O = 2 AlCl3 + 2 FeOH + H2
CaN + NaS = CaS + NaN(doubledisplacement) =>
CaN + NaS = CaS + NaN(doubledisplacement)
KAlSi3O8 + H2O + CO2 = K2CO3 + SiO2 + H4Al2Si2O9 =>
2 KAlSi3O8 + 2 H2O + CO2 = K2CO3 + 4 SiO2 + H4Al2Si2O9
NO(g) + H2(g) = NH3 + H2O =>
2 NO(g) + 5 H2(g) = 2 NH3 + 2 H2O
Pb(NO3)2(aq) + Na2SO4 = PbSO4(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2SO4 = PbSO4(s) + 2 NaNO3(aq)
CaCl2 + Ca(OH)2 = Ca(OH)Cl =>
CaCl2 + Ca(OH)2 = 2 Ca(OH)Cl
Cu(OH)2 + CuSO4 = (CuOH)2SO4 =>
Cu(OH)2 + CuSO4 = (CuOH)2SO4
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3[PMo12O40] + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3[PMo12O40] + 2 NaNO3 + 21 NH4NO3 + 12 H2O
HN3 + KMnO4 + H2SO4 = KNO3 + KSO4 + MnSO4 + H2O =>
4 HN3 + 13 KMnO4 + 14 H2SO4 = 12 KNO3 + KSO4 + 13 MnSO4 + 16 H2O
HNO2 + ZnS = H2S + Zn(NO2)2 =>
2 HNO2 + ZnS = H2S + Zn(NO2)2
ZnO(s) + HCl(aq) = ZnCl2(aq) + H2O(l) =>
ZnO(s) + 2 HCl(aq) = ZnCl2(aq) + H2O(l)
HCN = H{+} + CN{-} =>
HCN = H{+} + CN{-}
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
Cl2 + AlI3 = AlCl3 + I2 =>
3 Cl2 + 2 AlI3 = 2 AlCl3 + 3 I2
K2Cr2O7(ac) + H2SO4(ac) + FeSO4(ac) = Fe2(SO4)3(ac) + Cr2(SO4)3(ac) + K2SO4(ac) + H2O(l) =>
K2Cr2O7(ac) + 7 H2SO4(ac) + 6 FeSO4(ac) = 3 Fe2(SO4)3(ac) + Cr2(SO4)3(ac) + K2SO4(ac) + 7 H2O(l)
K2Cr2O7 + NaOH = Na2Cr2O7 + KOH =>
K2Cr2O7 + 2 NaOH = Na2Cr2O7 + 2 KOH
NH3(g) + F2(g) = N2F4(g) + HF(g) =>
2 NH3(g) + 5 F2(g) = N2F4(g) + 6 HF(g)
Mg = Mg{2+} + e =>
Mg = Mg{2+} + 2e
NaHCO3 + BaCl2 = NaHCl2 + BaCO3 =>
NaHCO3 + BaCl2 = NaHCl2 + BaCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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