| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuSO4 + Na2CO3 + H2O = Cu(OH)2 + Na2SO4 + CO2
AgNO3 + K4Fe(CN)6 = KNO3 + Ag4Fe(CN)6 =>
4 AgNO3 + K4Fe(CN)6 = 4 KNO3 + Ag4Fe(CN)6
KBr(aq) + (AgNO3)(aq) = KNO3(aq) + AgBr(s) =>
KBr(aq) + (AgNO3)(aq) = KNO3(aq) + AgBr(s)
N2 + O5 + H2O = HNO2 =>
5 N2 + 3 O5 + 5 H2O = 10 HNO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Zn(s) + CuCl2(aq) = ZnCl(aq) + Cu(s) =>
2 Zn(s) + CuCl2(aq) = 2 ZnCl(aq) + Cu(s)
Cu + Ag2SO4 = CuSO4 + Ag =>
Cu + Ag2SO4 = CuSO4 + 2 Ag
C9H12 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + C9H6O6 + H2O =>
5 C9H12 + 18 KMnO4 + 27 H2SO4 = 9 K2SO4 + 18 MnSO4 + 5 C9H6O6 + 42 H2O
LiClO3 + NH4ClO4 = LiClO4 + NH4ClO3 =>
LiClO3 + NH4ClO4 = LiClO4 + NH4ClO3
C2H5OCOOH + KOH = KC2H5OCOOH + OH =>
C2H5OCOOH + KOH = KC2H5OCOOH + OH
Fe2(SO4)3 = Fe + SO4 =>
Fe2(SO4)3 = 2 Fe + 3 SO4
ZnSO4 + BaO = ZnO + BaSO4 =>
ZnSO4 + BaO = ZnO + BaSO4
Ba(NO3)2 + Na(OH) = Ba(OH)2 + Na(NO3) =>
Ba(NO3)2 + 2 Na(OH) = Ba(OH)2 + 2 Na(NO3)
K2Cr2O7 + CrCl2 + H2SO4 = K2SO4 + CrCl3 + H2O + Cr2(SO4)3 =>
K2Cr2O7 + 6 CrCl2 + 7 H2SO4 = K2SO4 + 4 CrCl3 + 7 H2O + 2 Cr2(SO4)3
KI + MnO2 = KO2 + MnI =>
KI + MnO2 = KO2 + MnI
H2O + Cl{-} = H2 + OH{-} + Cl2 =>
2 H2O + 2 Cl{-} = H2 + 2 OH{-} + Cl2
Pb2O3 + C = Pb + CO2 =>
2 Pb2O3 + 3 C = 4 Pb + 3 CO2
BeO = Be2O2 =>
2 BeO = Be2O2
Na2EDTA + Pb(NO3)2 = PbEDTA + Na2(NO3)2 =>
Na2EDTA + Pb(NO3)2 = PbEDTA + Na2(NO3)2
H2Se + Ca(OH)2 = CaSe + H2O =>
H2Se + Ca(OH)2 = CaSe + 2 H2O
H2(g) + CuCl2(aq) = Cu(s) + H2Cl2(aq) =>
H2(g) + CuCl2(aq) = Cu(s) + H2Cl2(aq)
Fe + O2 = Fe2O =>
4 Fe + O2 = 2 Fe2O
N2 + H2 = H6N4 =>
2 N2 + 3 H2 = H6N4
P + Mg = Mg2P3 =>
3 P + 2 Mg = Mg2P3
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
BaBr2 + HCl = BaCl2 + HBr =>
BaBr2 + 2 HCl = BaCl2 + 2 HBr
K2CO3 + MgI2 = K2I2 + MgCO3 =>
K2CO3 + MgI2 = K2I2 + MgCO3
C3H7COO{-} + H2 + HCO3{-} = CH3COO{-} + H2O =>
C3H7COO{-} + 2 H2 + 2 HCO3{-} = 3 CH3COO{-} + 2 H2O
Ag3AsO4 + Zn + H2SO4 = As3H3 + Ag + ZnSO4 + H2O =>
6 Ag3AsO4 + 27 Zn + 27 H2SO4 = 2 As3H3 + 18 Ag + 27 ZnSO4 + 24 H2O
BaCl2 + K2SO4 = BaSO4 + KCl =>
BaCl2 + K2SO4 = BaSO4 + 2 KCl
Mg(NO3)2(aq) + K2CO3(aq) = MgCO3(s) + KNO3(aq) =>
Mg(NO3)2(aq) + K2CO3(aq) = MgCO3(s) + 2 KNO3(aq)
Na + NH3 = NaNH2 + H =>
Na + NH3 = NaNH2 + H
C7H5N3O6(s) = N2(g) + CO(g) + H2O(g) + C2(s) =>
4 C7H5N3O6(s) = 6 N2(g) + 14 CO(g) + 10 H2O(g) + 7 C2(s)
Na2Cl + I2 = Cl2 + NaI =>
2 Na2Cl + 2 I2 = Cl2 + 4 NaI
NaOH + (COOH)2 = (COONa)2 + H2O =>
2 NaOH + (COOH)2 = (COONa)2 + 2 H2O
Fe2(SO4)3 = Fe + SO4 =>
Fe2(SO4)3 = 2 Fe + 3 SO4
H2Se + Ca(OH)2 = CaSe + H2O =>
H2Se + Ca(OH)2 = CaSe + 2 H2O
Br2 + HI = Br2I + H2 =>
2 Br2 + 2 HI = 2 Br2I + H2
Co3O4 + HNO3 = Co(NO3)2 + O2 + H2O =>
2 Co3O4 + 12 HNO3 = 6 Co(NO3)2 + O2 + 6 H2O
Se2O3 + H2 = Se + H2O =>
Se2O3 + 3 H2 = 2 Se + 3 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
H3 = HH2 =>
H3 = HH2
C3H8O3 + OH{-} = CO2 + H2O + e =>
C3H8O3 + 14 OH{-} = 3 CO2 + 11 H2O + 14e
Zn(NO3)2 = Zn(NO2)2 + O2 =>
Zn(NO3)2 = Zn(NO2)2 + O2
Br2 + OH{-} = Br{-} + BrO{-} + H2O =>
Br2 + 2 OH{-} = Br{-} + BrO{-} + H2O
CaCl2 + Pa3PO4 = Ca3(PO4)2 + PaCl =>
3 CaCl2 + 2 Pa3PO4 = Ca3(PO4)2 + 6 PaCl
BrFl3 = Br2 + Fl =>
2 BrFl3 = Br2 + 6 Fl
Cl + H3O + NaOH = NaCl + H2O =>
Cl + H3O + NaOH = NaCl + 2 H2O
C3H7OH + KMnO4 + H2SO4 = C2H5COOH + MnSO4 + K2SO4 + H2O =>
5 C3H7OH + 4 KMnO4 + 6 H2SO4 = 5 C2H5COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
SCN{-} + BrO3{-} + OH{-} = Br{-} + SO4{-2} + CN{-} + H2O =>
SCN{-} + BrO3{-} + 2 OH{-} = Br{-} + SO4{-2} + CN{-} + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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