| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K2Cr2O7 + 3 H2SO4 + 6 H = 2 K2CrO4 + Cr2(SO4)3 + 6 H2O
Ni(CO3)2 + BaCl2 = NiCl2 + Ba(CO3)2 =>
Ni(CO3)2 + BaCl2 = NiCl2 + Ba(CO3)2
C2H4 + Br2 + Cl2 = C2H4ClBr =>
2 C2H4 + Br2 + Cl2 = 2 C2H4ClBr
Zn + K4[Fe(CN)6] = Zn2[Fe(CN)6] + K =>
2 Zn + K4[Fe(CN)6] = Zn2[Fe(CN)6] + 4 K
HBrO3 + I2 + H2O = HIO3 + HBr =>
5 HBrO3 + 3 I2 + 3 H2O = 6 HIO3 + 5 HBr
RbO2 + KI + H2SO4 = Rb2SO4 + K2SO4 + I2 + H2O =>
2 RbO2 + 6 KI + 4 H2SO4 = Rb2SO4 + 3 K2SO4 + 3 I2 + 4 H2O
(MnO4){-} + (C2O4)2{-} + H{+} = Mn2{+} + CO2 + H2O =>
2(MnO4){-} + 13(C2O4)2{-} + 16 H{+} = Mn2{+} + 52 CO2 + 8 H2O
ClO{-} + H{+} = Cl2{-} + ClO3{-} + H2O =>
11 ClO{-} + 4 H{+} = 4 Cl2{-} + 3 ClO3{-} + 2 H2O
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
N4H4O4 + CH3OH = H2O + CO2 + NH3 =>
3 N4H4O4 + 8 CH3OH = 4 H2O + 8 CO2 + 12 NH3
N2H8C2O4 + CaCl2 = CaC2O4 + N2H8Cl2 =>
N2H8C2O4 + CaCl2 = CaC2O4 + N2H8Cl2
NH4HCO3 + H7NO2 = NH4NO3 + C10H15NO + H2O =>
40 NH4HCO3 + 14 H7NO2 = 25 NH4NO3 + 4 C10H15NO + 69 H2O
C7H16O + CH3COOH = C9H18O2 + H2O =>
C7H16O + CH3COOH = C9H18O2 + H2O
C2H5NO2 + ZnSO4*H2O = C4H8N2O4Zn + H2SO4 + H2O =>
2 C2H5NO2 + ZnSO4*H2O = C4H8N2O4Zn + H2SO4 + H2O
(PbCO3)2*Pb(OH)2 + HNO3 = Pb(NO3)2 + CO2 + H2O =>
(PbCO3)2*Pb(OH)2 + 6 HNO3 = 3 Pb(NO3)2 + 2 CO2 + 4 H2O
PH3HNCH2CONHCHCOOH + O2 = CO2 + H2O + NH4NO3 + P2O5 =>
2 PH3HNCH2CONHCHCOOH + 13 O2 = 8 CO2 + 5 H2O + 2 NH4NO3 + P2O5
Fe3 + H2SO4 = Fe2SO4 + H2 =>
2 Fe3 + 3 H2SO4 = 3 Fe2SO4 + 3 H2
Nb2O5 + NaHSO4 = Nb2(SO4)5 + Na2SO4 + H2O =>
Nb2O5 + 10 NaHSO4 = Nb2(SO4)5 + 5 Na2SO4 + 5 H2O
HCl + Na2CO3 = CO2 + H2O + NaCl =>
2 HCl + Na2CO3 = CO2 + H2O + 2 NaCl
AgCrO4 + HNO3 = AgNO3 + HCrO4 =>
AgCrO4 + HNO3 = AgNO3 + HCrO4
Mg(OH)2 + HCl = MgCl2 + HOH =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 HOH
C2H2Cl4 + Ca(HO)2 = C2HCl3 + CaCl2 + H2O =>
2 C2H2Cl4 + Ca(HO)2 = 2 C2HCl3 + CaCl2 + 2 H2O
V5 + N2 = VN5 =>
2 V5 + 25 N2 = 10 VN5
KMnO4 + NaBn + H2SO4 = Na2SO4 + K2SO4 + MnSO4 + H2O + Bn2 =>
2 KMnO4 + 10 NaBn + 8 H2SO4 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Bn2
Cu(OH)2 + Na = NaOH + Cu2 =>
2 Cu(OH)2 + 4 Na = 4 NaOH + Cu2
Fe2(SO4)3 + Co(NO3)2 = Fe2(NO3)2 + Co(SO4)3 =>
Fe2(SO4)3 + Co(NO3)2 = Fe2(NO3)2 + Co(SO4)3
Na2SO3 + H2SO4 = H2SO3 + Na2SO4 =>
Na2SO3 + H2SO4 = H2SO3 + Na2SO4
CuSO4*5H2O + Na2SO3 + NaBr = CuBr + Na2SO4 + H2SO4 + H2O =>
2 CuSO4*5H2O + Na2SO3 + 2 NaBr = 2 CuBr + 2 Na2SO4 + H2SO4 + 9 H2O
Al + CuCl2 = Cu + AlCl3 =>
2 Al + 3 CuCl2 = 3 Cu + 2 AlCl3
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Fe + Fl = FeFl3 =>
Fe + 3 Fl = FeFl3
Na2S + BaBr2 = NaBr + BaS =>
Na2S + BaBr2 = 2 NaBr + BaS
FeCl3 + KCNS = Fe(CNS)3 + KCl =>
FeCl3 + 3 KCNS = Fe(CNS)3 + 3 KCl
Mn(OH)2 = MnO + H2O =>
Mn(OH)2 = MnO + H2O
Fe + Fl = FeFl3 =>
Fe + 3 Fl = FeFl3
Fe + Cu(ClO2) = Fe(ClO2) + Cu =>
Fe + Cu(ClO2) = Fe(ClO2) + Cu
AgNO3 + Cl2 = AgCl + O2 + N2O5 =>
4 AgNO3 + 2 Cl2 = 4 AgCl + O2 + 2 N2O5
KCl + AgC2H3O2 = AgCl + KC2H3O2 =>
KCl + AgC2H3O2 = AgCl + KC2H3O2
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
CuS + FeCl3 = CuCl2 + FeCl2 + S =>
CuS + 2 FeCl3 = CuCl2 + 2 FeCl2 + S
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C4H9Cl + H2O = C4OH10 + HCl =>
C4H9Cl + H2O = C4OH10 + HCl
S(s) + H2O(l) = H2SO4(aq) + H2(g) =>
S(s) + 4 H2O(l) = H2SO4(aq) + 3 H2(g)
KI3 + Na2S2O3 = KI + NaI + Na2S4O6 =>
KI3 + 2 Na2S2O3 = KI + 2 NaI + Na2S4O6
Zn + HBr = ZnBr2 + H2 =>
Zn + 2 HBr = ZnBr2 + H2
MnSO4 + Na2MnO4 = MnO2 + Na2SO4 =>
MnSO4 + Na2MnO4 = 2 MnO2 + Na2SO4
[Cu(NH3)4]SO4*H2O + BaCl2 = [Cu(NH3)4]Cl2 + BaSO4 + H2O =>
[Cu(NH3)4]SO4*H2O + BaCl2 = [Cu(NH3)4]Cl2 + BaSO4 + H2O
Fe(NO3)2 + AgNO3 = Ag + Fe(NO3)3 =>
Fe(NO3)2 + AgNO3 = Ag + Fe(NO3)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/29/24
Équations équilibrées sur11/28/23
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