| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KOH + Mn(CH3CO2)2 = 2 KCH3CO2 + Mn(OH)2
K2S(aq) + HI(aq) = H2S(g) + KI(aq) =>
K2S(aq) + 2 HI(aq) = H2S(g) + 2 KI(aq)
CH3COOH + NaCO2 = NaCH3COO + H2O + CO2 =>
7 CH3COOH + 8 NaCO2 = 8 NaCH3COO + 2 H2O + 6 CO2
KOH + HPO = KP + HO =>
KOH + HPO = KP + 2 HO
K2Cr2O7 + Pb(NO3)2 = KNO3 + PbCr2O7 =>
K2Cr2O7 + Pb(NO3)2 = 2 KNO3 + PbCr2O7
SiH + O2 = SiO2 + H2O =>
4 SiH + 5 O2 = 4 SiO2 + 2 H2O
MnCl2 + NH3 + H2O = Mn(OH)2 + NH4Cl =>
MnCl2 + 2 NH3 + 2 H2O = Mn(OH)2 + 2 NH4Cl
MgSO4 + Na2CO3 = MgCO3 + Na2SO4 =>
MgSO4 + Na2CO3 = MgCO3 + Na2SO4
Pb + Al2(SO4)3 = Al + Pb2(SO4)4 =>
6 Pb + 4 Al2(SO4)3 = 8 Al + 3 Pb2(SO4)4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HBr(aq) + NH3(aq) = NH4 + Br =>
HBr(aq) + NH3(aq) = NH4 + Br
KOH + C5H6 + FeCl2 = Fe(C5H5)2 + KCl + H2O =>
2 KOH + 2 C5H6 + FeCl2 = Fe(C5H5)2 + 2 KCl + 2 H2O
AlI3 = Al + I =>
AlI3 = Al + 3 I
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C2H5OH + Ca = Ca(OC2H5)2 + H2 =>
2 C2H5OH + Ca = Ca(OC2H5)2 + H2
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
FeS + H2SO3 = FeSO3 + H2S =>
FeS + H2SO3 = FeSO3 + H2S
FeF3 = Fe + F2 =>
2 FeF3 = 2 Fe + 3 F2
Ba(ClO3)2 + K3PO4 = Ba3(PO4)2 + KClO3 =>
3 Ba(ClO3)2 + 2 K3PO4 = Ba3(PO4)2 + 6 KClO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SN + O2 + H2 = SN(HO)4 =>
SN + 2 O2 + 2 H2 = SN(HO)4
NI3(s) = N2(g) + I2(g) =>
2 NI3(s) = N2(g) + 3 I2(g)
N2O + HNO3 = H2O + N2O3 =>
N2O + 2 HNO3 = H2O + 2 N2O3
SO2 + NaOH = Na2SO3H2O =>
SO2 + 2 NaOH = Na2SO3H2O
Cr(MnO4)2 + Fe2S3 + NaHCO3 = NaHCrO4 + MnO + NaHSO4 + FeO + CO2 =>
11 Cr(MnO4)2 + 3 Fe2S3 + 20 NaHCO3 = 11 NaHCrO4 + 22 MnO + 9 NaHSO4 + 6 FeO + 20 CO2
Na2S + Mn(C2H3O2)6 = NaC2H3O2 + Mn2S6 =>
6 Na2S + 2 Mn(C2H3O2)6 = 12 NaC2H3O2 + Mn2S6
ClO = Cl2 + O2 =>
2 ClO = Cl2 + O2
ZnSO3H2O = H2SO3 + ZnO =>
ZnSO3H2O = H2SO3 + ZnO
HCH3COO + Zn = ZnCH3COO + H2 =>
2 HCH3COO + 2 Zn = 2 ZnCH3COO + H2
Zn + HNO3(con) = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3(con) = 3 Zn(NO3)2 + 2 NO + 4 H2O
KMnO4 + C2H4 + H2O = C2H6O2 + MnO2 + KOH =>
2 KMnO4 + 3 C2H4 + 4 H2O = 3 C2H6O2 + 2 MnO2 + 2 KOH
ClO{-} + I{-} + H{+} = I3{-} + Cl{-} + H2O =>
ClO{-} + 3 I{-} + 2 H{+} = I3{-} + Cl{-} + H2O
HNO3(aq) + CoCO3(s) = Co(NO3)2(aq) + H2O + CO2(g) =>
2 HNO3(aq) + CoCO3(s) = Co(NO3)2(aq) + H2O + CO2(g)
Fe + I = Fe3I =>
3 Fe + I = Fe3I
K2C2O4 + CuSO4 + H2O = K2[Cu(C2O4)2(H2O)2] + K2SO4 =>
2 K2C2O4 + CuSO4 + 2 H2O = K2[Cu(C2O4)2(H2O)2] + K2SO4
CuS + H2SO4 = CuSO4 + SO2 + H2O =>
CuS + 4 H2SO4 = CuSO4 + 4 SO2 + 4 H2O
Co(NO3)2 + K3Fe(CN)6 = CoFe(CN)6 + K3(NO3)2 =>
Co(NO3)2 + K3Fe(CN)6 = CoFe(CN)6 + K3(NO3)2
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
CH + Cl = C + HCl =>
CH + Cl = C + HCl
NH4NO3 + C(CH3)2(NO2)2 = H2O + CO2 + N2 =>
5 NH4NO3 + C(CH3)2(NO2)2 = 13 H2O + 3 CO2 + 6 N2
Mg(NO3) + Na2S = MgS + Na2(NO3) =>
Mg(NO3) + Na2S = MgS + Na2(NO3)
KI + NaH = KH + NaI =>
KI + NaH = KH + NaI
Sn + HCl = SnCl2 + H2 =>
Sn + 2 HCl = SnCl2 + H2
SrCO3 + Na2SO4 = SrSO4 + Na2CO3 =>
SrCO3 + Na2SO4 = SrSO4 + Na2CO3
Na + SO = NaSO =>
Na + SO = NaSO
CH3CO2K + H2O = CH3COOH + KOH =>
CH3CO2K + H2O = CH3COOH + KOH
NO2 + Cl2 = ClNO2(aq) =>
2 NO2 + Cl2 = 2 ClNO2(aq)
Na2CO3 + MnCO3 + O2 = Na4Mn9O18 + CO2 =>
4 Na2CO3 + 18 MnCO3 + 7 O2 = 2 Na4Mn9O18 + 22 CO2
NaCH3COO + HCl = NaCl + HCH3COO =>
NaCH3COO + HCl = NaCl + HCH3COO
K2S + BaCl2 = K2Cl2 + BaS =>
K2S + BaCl2 = K2Cl2 + BaS
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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