| Équations équilibrées la veille | Équations équilibrées le lendemain |
I2 + 3 Cl2 + 4 H2O = 2 HIO2 + 6 HCl
Na3(H2CO3)2 = Na + H2O + CO2 =>
Na3(H2CO3)2 = 3 Na + 2 H2O + 2 CO2
Si + C = SiC =>
Si + C = SiC
Co(NO3)3 + NH3 = Co(NH3)3 + NO3 =>
Co(NO3)3 + 3 NH3 = Co(NH3)3 + 3 NO3
Na2[Zn(OH)4] + H2O2 = NaZnO2 + NaOH + H2O =>
2 Na2[Zn(OH)4] + H2O2 = 2 NaZnO2 + 2 NaOH + 4 H2O
NaNO3 + CH3COOH + KI = CH3COOK + I2 + NO + H2O + CH3COONa =>
2 NaNO3 + 8 CH3COOH + 6 KI = 6 CH3COOK + 3 I2 + 2 NO + 4 H2O + 2 CH3COONa
NaI + NaIO3 + H2SO4 = NaHSO4 + H2O + I2 =>
5 NaI + NaIO3 + 6 H2SO4 = 6 NaHSO4 + 3 H2O + 3 I2
KMnO4 + NaHSO3 + H2O = KOH + MnO2 + NaHSO4 =>
2 KMnO4 + 3 NaHSO3 + H2O = 2 KOH + 2 MnO2 + 3 NaHSO4
CuCl2 + SO2 = CuS + Cl2 + O2 =>
CuCl2 + SO2 = CuS + Cl2 + O2
Mg(s) + FeCl3(aq) = MgCl2(s) + Fe(aq) =>
3 Mg(s) + 2 FeCl3(aq) = 3 MgCl2(s) + 2 Fe(aq)
K3PO4 + Mg(NO3)2 = K3(NO3)2 + MgPO4 =>
K3PO4 + Mg(NO3)2 = K3(NO3)2 + MgPO4
Pb4 + Cl2 = Pb4Cl2 =>
Pb4 + Cl2 = Pb4Cl2
KMnO4 + CaC2O4 + H2SO4 = MnSO4 + K2SO4 + CaSO4 + CO2 + H2O =>
2 KMnO4 + 5 CaC2O4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 CaSO4 + 10 CO2 + 8 H2O
H2SO4 + HL = SO + L2 + H2O =>
H2SO4 + 4 HL = SO + 2 L2 + 3 H2O
NaHSO4 + Ca = CaHSO4 + Na =>
NaHSO4 + Ca = CaHSO4 + Na
H1S1 + O2 = H2O + SO2 =>
4 H1S1 + 5 O2 = 2 H2O + 4 SO2
As2S4 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 As2S4 + 34 HNO3 + 4 H2O = 12 H2SO4 + 6 H3AsO4 + 34 NO
NaI(aq) + CaS(aq) = CaI + NaS =>
NaI(aq) + CaS(aq) = CaI + NaS
Pb4 + Cl2 = PbCl4 =>
Pb4 + 8 Cl2 = 4 PbCl4
Ca2Fe2O5 + C = CaO + Fe + CO2 =>
2 Ca2Fe2O5 + 3 C = 4 CaO + 4 Fe + 3 CO2
Fe3O4H2 + H2 = Fe + H2O =>
Fe3O4H2 + 3 H2 = 3 Fe + 4 H2O
MnO2 + Ag = Ag2O + Mn =>
MnO2 + 4 Ag = 2 Ag2O + Mn
HNO3 + Na2SO3 = Na2SO4 + NO2 + H2O =>
2 HNO3 + Na2SO3 = Na2SO4 + 2 NO2 + H2O
PbO2 + Zn = ZnO + Pb =>
PbO2 + 2 Zn = 2 ZnO + Pb
Cs2O(s) + H2O(l) = CsOH(aq) =>
Cs2O(s) + H2O(l) = 2 CsOH(aq)
Na + NiSO4 = Na2SO4 + Ni =>
2 Na + NiSO4 = Na2SO4 + Ni
P + H5IO6 = H3PO4 + I2 + H2O =>
14 P + 10 H5IO6 = 14 H3PO4 + 5 I2 + 4 H2O
K2Cr2O7 + Zn + KOH + H2O = K3[Cr(OH)6] + K2[Zn(OH)4] =>
K2Cr2O7 + 3 Zn + 10 KOH + 7 H2O = 2 K3[Cr(OH)6] + 3 K2[Zn(OH)4]
CrO3 + Ba(OH)2 = BaCrO4 + H2O =>
CrO3 + Ba(OH)2 = BaCrO4 + H2O
Al + Cu{2+} = Al{3+} + Cu =>
2 Al + 3 Cu{2+} = 2 Al{3+} + 3 Cu
Hg2(NO3)2 + Na2SO4 = Hg2SO4 + Na2(NO3)2 =>
Hg2(NO3)2 + Na2SO4 = Hg2SO4 + Na2(NO3)2
FeSO4 + K3[Fe(CN)6] = Fe4[Fe(CN)6]3 + K2SO4 + KCN =>
3 FeSO4 + 4 K3[Fe(CN)6] = Fe4[Fe(CN)6]3 + 3 K2SO4 + 6 KCN
Cu + FeSO3 = Cu(FeSO3) =>
Cu + FeSO3 = Cu(FeSO3)
Ni + Fe + O = NiFe2O4 =>
Ni + 2 Fe + 4 O = NiFe2O4
HCl + NH2OH = NH3OH + Cl =>
HCl + NH2OH = NH3OH + Cl
Cl2(g) + KI(aq) = I2(s) + KCl(aq) =>
Cl2(g) + 2 KI(aq) = I2(s) + 2 KCl(aq)
MgAl + HCl = H2 + MgCl2 + Al =>
MgAl + 2 HCl = H2 + MgCl2 + Al
NaOH + H3PO4 = H2O + Na3PO4 =>
3 NaOH + H3PO4 = 3 H2O + Na3PO4
AgNO3(l) + Na2CO3(l) = Ag2CO3 + NaNO3 =>
2 AgNO3(l) + Na2CO3(l) = Ag2CO3 + 2 NaNO3
AlBr3 + AgNO3 = Al(NO3)3 + AgBr =>
AlBr3 + 3 AgNO3 = Al(NO3)3 + 3 AgBr
B2O3(s) + HF(ac) = BF3(g) + H2O(l) =>
B2O3(s) + 6 HF(ac) = 2 BF3(g) + 3 H2O(l)
Mg + NO2 = MgO + Mg3N2 =>
7 Mg + 2 NO2 = 4 MgO + Mg3N2
Ca(OH)2 + Cl2 = CaCl2 + H2O2 =>
Ca(OH)2 + Cl2 = CaCl2 + H2O2
K2Cr2O7 + CaCl2 + H2SO4 = CrCl3 + CaSO4 + Cl2 + H2O + K2SO4 =>
K2Cr2O7 + 6 CaCl2 + 7 H2SO4 = 2 CrCl3 + 6 CaSO4 + 3 Cl2 + 7 H2O + K2SO4
Kl + Pb(C2H3O2)2 = Pb + Kl(C2H3O2) =>
2 Kl + Pb(C2H3O2)2 = Pb + 2 Kl(C2H3O2)
C1H24 + O2 = CO2 + H2O =>
C1H24 + 7 O2 = CO2 + 12 H2O
Fe2O3 + HCOOH = Fe + H2O + HCOO =>
Fe2O3 + 6 HCOOH = 2 Fe + 3 H2O + 6 HCOO
CuCl2 + SO2 = CuS + Cl2 + O2 =>
CuCl2 + SO2 = CuS + Cl2 + O2
Cs + N2 = Cs2N =>
4 Cs + N2 = 2 Cs2N
H{+} + ZnS + NO3{-}{+} = Zn{2+} + S + NO + H2O =>
8 H{+} + 3 ZnS + 2 NO3{-}{+} = 3 Zn{2+} + 3 S + 2 NO + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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