| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2O + 2 HCl = 2 NaCl + H2O
I2 + S2O32{-} + H2O = S2O42{-} + I{-} + H{+} =>
10 I2 + S2O32{-} + 10 H2O = S2O42{-} + 20 I{-} + 20 H{+}
CuS + CuSO4 = CuS(CuSO4) =>
CuS + CuSO4 = CuS(CuSO4)
C66H12O2 + O2 = CO2 + H2O =>
C66H12O2 + 68 O2 = 66 CO2 + 6 H2O
As4S4 + O2 = SO2 + As2O3 =>
As4S4 + 7 O2 = 4 SO2 + 2 As2O3
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Cu + HCl = Cu(HCl) =>
Cu + HCl = Cu(HCl)
H2 + Cu(OH)2 = Cu + H2O =>
H2 + Cu(OH)2 = Cu + 2 H2O
CrBr3 + KNO3 + KOH = K2CrO4 + KBrO3 + KNO2 + H2O =>
2 CrBr3 + 21 KNO3 + 10 KOH = 2 K2CrO4 + 6 KBrO3 + 21 KNO2 + 5 H2O
Cl2 + Ca(HS)2 = CaCl2 + HCl + S =>
2 Cl2 + Ca(HS)2 = CaCl2 + 2 HCl + 2 S
Bi(NO3)3 + NaOH = Bi(OH)3 + NaNO3 =>
Bi(NO3)3 + 3 NaOH = Bi(OH)3 + 3 NaNO3
Sn + ZnCrO4 = Zn + SnCrO4 =>
Sn + ZnCrO4 = Zn + SnCrO4
Cl2 + Ca(HS)2 = CaCl2 + HCl + S =>
2 Cl2 + Ca(HS)2 = CaCl2 + 2 HCl + 2 S
KMnO4 + Fe(OH)3 = KOH + Fe(MnO4)3 =>
3 KMnO4 + Fe(OH)3 = 3 KOH + Fe(MnO4)3
Pb2 + H2 = Pb4H2 =>
2 Pb2 + H2 = Pb4H2
Ni + MgO = NiO + Mg =>
Ni + MgO = NiO + Mg
AgNO3(aq) + K3(PO4)(aq) = KNO3(aq) + Ag3PO4(s) =>
3 AgNO3(aq) + K3(PO4)(aq) = 3 KNO3(aq) + Ag3PO4(s)
NaMnO4 + Na2S + H2SO4 = MnSO4 + Na2SO4 + H2O =>
8 NaMnO4 + 5 Na2S + 12 H2SO4 = 8 MnSO4 + 9 Na2SO4 + 12 H2O
K + NiCl = Ni + KCl2 =>
K + 2 NiCl = 2 Ni + KCl2
Br2 + HCO2H = Br{-} + H{+} + CO2 =>
Br2 + HCO2H = 2 Br{-} + 2 H{+} + CO2
KI + Cu2 = CuI2 + K =>
4 KI + Cu2 = 2 CuI2 + 4 K
NaBO3 + HCl + H2O = NaCl + H3BO3 + H2O2 =>
NaBO3 + HCl + 2 H2O = NaCl + H3BO3 + H2O2
Fe(SCN)3 + NaF = Na3FeF6 + NaSCN =>
Fe(SCN)3 + 6 NaF = Na3FeF6 + 3 NaSCN
Br2 + O5 + NaOH = Br(OH) + NaO =>
5 Br2 + 2 O5 + 10 NaOH = 10 Br(OH) + 10 NaO
MnO2 + H2O2 = Mn(OH)4 + O2 =>
MnO2 + 2 H2O2 = Mn(OH)4 + O2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
(NH4)2Cr2O7 + Ba(OH)2 = NH3 + H2O + BaCr2O7 =>
(NH4)2Cr2O7 + Ba(OH)2 = 2 NH3 + 2 H2O + BaCr2O7
BaCO3 + HCl = BaCl + HCO3 =>
BaCO3 + HCl = BaCl + HCO3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
AgNO3 + KCl = KNO3 + AgCl =>
AgNO3 + KCl = KNO3 + AgCl
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
C7H5(NO2)3 + NH4NO3 = CO + H2O + N2 =>
2 C7H5(NO2)3 + 7 NH4NO3 = 14 CO + 19 H2O + 10 N2
Cl2 + HNO3 = H(ClO3) + NO2 + H2O =>
Cl2 + 10 HNO3 = 2 H(ClO3) + 10 NO2 + 4 H2O
Ba(NO3)2 + NaI = BaI2 + Na(NO3) =>
Ba(NO3)2 + 2 NaI = BaI2 + 2 Na(NO3)
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CaS + KCl = CaCl2 + K2S =>
CaS + 2 KCl = CaCl2 + K2S
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
HBrO4 + Sr(OH)2 = Sr(BrO4)2 + H2O =>
2 HBrO4 + Sr(OH)2 = Sr(BrO4)2 + 2 H2O
HOH = H2O =>
HOH = H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
I2(aq) + Na2S2O3(aq) = Na2S4O6(aq) + NaI(aq) =>
I2(aq) + 2 Na2S2O3(aq) = Na2S4O6(aq) + 2 NaI(aq)
H3O + SO3 = H2O + SO2 =>
2 H3O + SO3 = 3 H2O + SO2
Na3PO4(aq) + CaCl2(aq) = Ca3(PO4)2(s) + NaCl(aq) =>
2 Na3PO4(aq) + 3 CaCl2(aq) = Ca3(PO4)2(s) + 6 NaCl(aq)
Au(s) + KCN(ac) + O2(g) + H2O(l) = KAu(CN)2(ac) + KOH(ac) =>
4 Au(s) + 8 KCN(ac) + O2(g) + 2 H2O(l) = 4 KAu(CN)2(ac) + 4 KOH(ac)
H2 + O2 = H24O =>
24 H2 + O2 = 2 H24O
Cl2 + SO2 + H2O = H2SO4 + HCl =>
Cl2 + SO2 + 2 H2O = H2SO4 + 2 HCl
H4SiO4 + Ca(OH)2 = Ca2SiO4 + H2O =>
H4SiO4 + 2 Ca(OH)2 = Ca2SiO4 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/13/24
Équations équilibrées sur12/13/23
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