| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
Na + OH + NH4Cl = NaCl + NH4OH =>
Na + OH + NH4Cl = NaCl + NH4OH
Cu(SO4)2 + Na2S = Na(SO4)2 + Cu2S =>
2 Cu(SO4)2 + Na2S = 2 Na(SO4)2 + Cu2S
H2S + NaOH = Na2S0 + H2O =>
H2S + 2 NaOH = Na2S0 + 2 H2O
Cr{+3} + H2O2 + OH{-} = H2O + CrO4{-2} =>
2 Cr{+3} + 3 H2O2 + 10 OH{-} = 8 H2O + 2 CrO4{-2}
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HBr(aq) + Na2SO3(aq) = NaBr(aq) + H2O(l) + SO2(g) =>
2 HBr(aq) + Na2SO3(aq) = 2 NaBr(aq) + H2O(l) + SO2(g)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
N2(g) + O2(g) + H2O = HNO3(aq) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(aq)
C + B = C4B =>
4 C + B = C4B
PdO2 + H2O = Pd(OH)4 =>
PdO2 + 2 H2O = Pd(OH)4
MgCl + NaOH = MgOH + NaCl =>
MgCl + NaOH = MgOH + NaCl
KNO3(aq) + Na3PO4(aq) = KPO4(aq) + NO3Na3(aq) =>
KNO3(aq) + Na3PO4(aq) = KPO4(aq) + NO3Na3(aq)
CH4 + CO = C + H2O =>
CH4 + 2 CO = 3 C + 2 H2O
Cl + MgI2 = Cl2I + Mg =>
4 Cl + MgI2 = 2 Cl2I + Mg
NH3(ac) + CO2(s) + H2O = (NH4)2(ac)CO3(ac) =>
2 NH3(ac) + CO2(s) + H2O = (NH4)2(ac)CO3(ac)
KMnO4 + H2SO4 + NaCl = MnSO4 + K2SO4 + H2O + Na2SO4 + Cl2 =>
2 KMnO4 + 8 H2SO4 + 10 NaCl = 2 MnSO4 + K2SO4 + 8 H2O + 5 Na2SO4 + 5 Cl2
BeCl + KS = BeS + KCl =>
BeCl + KS = BeS + KCl
Zr + Te = ZrTe5 =>
Zr + 5 Te = ZrTe5
FeCl3 + C6H806 + H2O = FeCl2 + HCl + C6H10O6 =>
808 FeCl3 + C6H806 + 6 H2O = 808 FeCl2 + 808 HCl + C6H10O6
NH4Cl + Ag2CO3 = (NH4)2CO3 + AgCl =>
2 NH4Cl + Ag2CO3 = (NH4)2CO3 + 2 AgCl
Zn(OH)2(s) + Rb2S(aq) = RbOH + ZnS =>
Zn(OH)2(s) + Rb2S(aq) = 2 RbOH + ZnS
RbI + Cl2 = RbCl + I =>
2 RbI + Cl2 = 2 RbCl + 2 I
Zn(OH)2 + Na2O = Na2ZnO2 + H2O =>
Zn(OH)2 + Na2O = Na2ZnO2 + H2O
Fe2O3Li2CO3 = Li2Fe2O4CO2 =>
Fe2O3Li2CO3 = Li2Fe2O4CO2
Bi2S3 + O2 = SO2 + BiO3 =>
Bi2S3 + 6 O2 = 3 SO2 + 2 BiO3
U2O3 + Al = U + Al2O3 =>
U2O3 + 2 Al = 2 U + Al2O3
Cl2 + CaF2 = CaCl2 + F2 =>
Cl2 + CaF2 = CaCl2 + F2
SnCl + KMnO4 = KCl + SnMnO4 =>
SnCl + KMnO4 = KCl + SnMnO4
K2Cr2O7 + HCl = HCl2 + CrCl3 + H2O + KCl =>
K2Cr2O7 + 20 HCl = 6 HCl2 + 2 CrCl3 + 7 H2O + 2 KCl
NaCl + J2 = NaJ2 + Cl2 =>
2 NaCl + 2 J2 = 2 NaJ2 + Cl2
HF + NH4OH + HNO3 = HOH + NHF =>
8 HF + 5 NH4OH + 3 HNO3 = 14 HOH + 8 NHF
Zn2O3(s) + H2O(l) = Zn(OH)3(s) =>
Zn2O3(s) + 3 H2O(l) = 2 Zn(OH)3(s)
HCl + Na2N = H2N + NaCl =>
2 HCl + Na2N = H2N + 2 NaCl
H + Mn{+}2 + (BiO3){-}1 = Bi + (MnO4){-}1 + H2O =>
4 H + Mn{+}2 + 2(BiO3){-}1 = 2 Bi + (MnO4){-}1 + 2 H2O
NH4Cl + Ca(HO)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(HO)2 = CaCl2 + 2 NH3 + 2 H2O
Na2CO3(aq) + CaCl2(aq) = CaCO3(s) + NaCl(aq) =>
Na2CO3(aq) + CaCl2(aq) = CaCO3(s) + 2 NaCl(aq)
KMnO4 + Cr2(SO4)3 + KOH = K2CrO4 + MnO2 + K2SO4 + H2O =>
2 KMnO4 + Cr2(SO4)3 + 8 KOH = 2 K2CrO4 + 2 MnO2 + 3 K2SO4 + 4 H2O
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
FeCl3 + Zn = ZnCl2 + Fe =>
2 FeCl3 + 3 Zn = 3 ZnCl2 + 2 Fe
Ca(HCO3)2(t) = CaCO3 + CO2 + H2O =>
Ca(HCO3)2(t) = CaCO3 + CO2 + H2O
Al(OH)3 + HCl = AlCl3 + (H2O)3 =>
Al(OH)3 + 3 HCl = AlCl3 + (H2O)3
I2 + XS2O3 = XI + XS4O6 =>
I2 + 4 XS2O3 = 2 XI + 2 XS4O6
I{-} + MnO4{+} + H{+} = I2 + Mn2{+} + H2O =>
34 I{-} + 4 MnO4{+} + 32 H{+} = 17 I2 + 2 Mn2{+} + 16 H2O
Na2CO3 + HNO3 = NaNO3 + H2CO3 =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + H2CO3
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
C6H10O5 + CaO = C2H5OH + CO2 + Ca =>
3 C6H10O5 + 6 CaO = 5 C2H5OH + 8 CO2 + 6 Ca
NaCrO2 + NaOH + Br2 = Na2CrO4 + Na2Br + H2O =>
4 NaCrO2 + 16 NaOH + 3 Br2 = 4 Na2CrO4 + 6 Na2Br + 8 H2O
FeSH2S = FeS2H2 =>
FeSH2S = FeS2H2
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Équations équilibrées sur01/27/25
Équations équilibrées sur02/26/24
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