| Équations équilibrées la veille | Équations équilibrées le lendemain |
HBr + C2H2 = C2H3 + Br
CH3COOC + NaHCO3 = CH3COONa + CO2 + H2O =>
8 CH3COOC + 11 NaHCO3 = 11 CH3COONa + 13 CO2 + H2O
Rb + Rb(NO3) = Rb2O + N =>
5 Rb + Rb(NO3) = 3 Rb2O + N
KMnO4 + H2O + Fe(oh)3 = MnO2 + KOH + Fe(OH)3 =>
3 KMnO4 + 6 H2O + Fe(oh)3 = 3 MnO2 + 3 KOH + 3 Fe(OH)3
NaBr + HClO = NaBrO3 + HCl =>
NaBr + 3 HClO = NaBrO3 + 3 HCl
H2BO3 + NaOH = Na2BO3 + H2O =>
H2BO3 + 2 NaOH = Na2BO3 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CoCl2*6H2O + MnCl2*6H2O + NaOH = [Mn2CoO3] + NaCl + H2O =>
CoCl2*6H2O + 2 MnCl2*6H2O + 6 NaOH = [Mn2CoO3] + 6 NaCl + 21 H2O
Pb(NO3)2 + KI = PbI2 + K(NO3) =>
Pb(NO3)2 + 2 KI = PbI2 + 2 K(NO3)
AgNO3(ac) + HCl(ac) = HNO3(ac)AgCl(s) =>
AgNO3(ac) + HCl(ac) = HNO3(ac)AgCl(s)
S{-2} + I2 + H2O = SO4{-2} + I{-} + H3O{+} =>
S{-2} + 4 I2 + 12 H2O = SO4{-2} + 8 I{-} + 8 H3O{+}
Na(OH) + H3BO3 = Na3BO3 + H2O =>
3 Na(OH) + H3BO3 = Na3BO3 + 3 H2O
Fe2 + S = Fe(S)2 =>
Fe2 + 4 S = 2 Fe(S)2
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NH4NO3 + NaHCO3 = NaNO3 + CO2 + NH3 + H2O =>
NH4NO3 + NaHCO3 = NaNO3 + CO2 + NH3 + H2O
Fe + CuCl2 = Cu + FeCl3 =>
2 Fe + 3 CuCl2 = 3 Cu + 2 FeCl3
Mg2 + AgNO3 = Ag + Mg(NO3)2 =>
Mg2 + 4 AgNO3 = 4 Ag + 2 Mg(NO3)2
K2MnO4 + H2SO4 + Na2SO3 = K2SO4 + Na2SO4 + MnO2 + H2O =>
K2MnO4 + H2SO4 + Na2SO3 = K2SO4 + Na2SO4 + MnO2 + H2O
PbS + HNO3 + HCl = H2PbCl4 + NO + H2SO4 + H2O =>
3 PbS + 8 HNO3 + 12 HCl = 3 H2PbCl4 + 8 NO + 3 H2SO4 + 4 H2O
Br2(ac) + NaI(ac) = NaBr(ac) + I2(ac) =>
Br2(ac) + 2 NaI(ac) = 2 NaBr(ac) + I2(ac)
NaCl + H2SO4 = NaHSO4 + HCl =>
NaCl + H2SO4 = NaHSO4 + HCl
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
SiCl4 + K = Si + KCl =>
SiCl4 + 4 K = Si + 4 KCl
Ca(NO2)2 + Na2SO3 = CaSO3 + NaNO2 =>
Ca(NO2)2 + Na2SO3 = CaSO3 + 2 NaNO2
C2H2 + HOBr = C2H3OBr =>
C2H2 + HOBr = C2H3OBr
HSO3 + H2O = SO3 + H3O =>
HSO3 + H2O = SO3 + H3O
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
C17H35COONa + CaCl2 = (C17H35COO)2Ca + NaCl =>
2 C17H35COONa + CaCl2 = (C17H35COO)2Ca + 2 NaCl
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
C3H8(propane) + O2(oxygen) = H2O(water) + CO2(carbondioxide) =>
C3H8(propane) + 5 O2(oxygen) = 4 H2O(water) + 3 CO2(carbondioxide)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
K2SO4(aq) + AgNO3(aq) = Ag2SO4(s) + KNO3(aq) =>
K2SO4(aq) + 2 AgNO3(aq) = Ag2SO4(s) + 2 KNO3(aq)
N2O5 + KOH = KNO3 + H2O =>
N2O5 + 2 KOH = 2 KNO3 + H2O
MgNH4PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4 = Mg2P2O7 + 2 NH3 + H2O
NO2{-} + MnO4{-} + OH{-} = NO3{-} + MnO4{2-} + H2O =>
NO2{-} + 2 MnO4{-} + 2 OH{-} = NO3{-} + 2 MnO4{2-} + H2O
FeSO4(aq) + ZnCl2(aq) = FeCl2(aq) + ZnSO4(aq) =>
FeSO4(aq) + ZnCl2(aq) = FeCl2(aq) + ZnSO4(aq)
CaO + SiO2SiO2 = CaSiO3 =>
2 CaO + SiO2SiO2 = 2 CaSiO3
Al + FeO = Fe + AlO =>
Al + FeO = Fe + AlO
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
Sn + O2 = SnO =>
2 Sn + O2 = 2 SnO
C2H5Cl + CuOH = C2H5OH + CuCl =>
C2H5Cl + CuOH = C2H5OH + CuCl
C6H11OH + HNO3 = C6H10O4 + NO + H2O =>
3 C6H11OH + 8 HNO3 = 3 C6H10O4 + 8 NO + 7 H2O
NaClOKI = KClONaI =>
NaClOKI = KClONaI
C2H4 + PdCl2 + H2O = C2H4O + Pd + HCl =>
C2H4 + PdCl2 + H2O = C2H4O + Pd + 2 HCl
ZnS + O2 = ZnO2 + S2 =>
2 ZnS + 2 O2 = 2 ZnO2 + S2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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