| Équations équilibrées la veille | Équations équilibrées le lendemain |
BrO + 2 H{+} + 3e = Br{-} + H2O
Ca + FeCO3 = CaCO3 + Fe =>
Ca + FeCO3 = CaCO3 + Fe
C2H3O2 + Ba(OH)2 = BaC2H3O2 + OH =>
C2H3O2 + Ba(OH)2 = BaC2H3O2 + 2 OH
H{+} + ClO3{-} + Cu = Cl{-} + Cu{2+} + H2O =>
6 H{+} + ClO3{-} + 3 Cu = Cl{-} + 3 Cu{2+} + 3 H2O
C6H8N2(HClO4)2 + HN4ClO4 = HCl + H2O + CO2 + N2 =>
C6H8N2(HClO4)2 + 2 HN4ClO4 = 4 HCl + 4 H2O + 6 CO2 + 5 N2
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Br2(l) + I2(s) = IBr3(g) =>
3 Br2(l) + I2(s) = 2 IBr3(g)
NiClNaOH = Ni(OH)NaCl =>
NiClNaOH = Ni(OH)NaCl
Fe + Pb(NO3)2 = Fe(NO3)3 + Pb =>
2 Fe + 3 Pb(NO3)2 = 2 Fe(NO3)3 + 3 Pb
(NH4)2S + H2O = NH4OH + H2S =>
(NH4)2S + 2 H2O = 2 NH4OH + H2S
B2(SO4)3 + NH3 + H2O = B(OH)3 + (NH4)2SO4 =>
B2(SO4)3 + 6 NH3 + 6 H2O = 2 B(OH)3 + 3(NH4)2SO4
SO2 + H2O = H2SO2 + O2 =>
2 SO2 + 2 H2O = 2 H2SO2 + O2
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Mn + NH3 = Mn(NH3) =>
Mn + NH3 = Mn(NH3)
KI + H2O = H2 + I + KOH =>
2 KI + 2 H2O = H2 + 2 I + 2 KOH
Fe + F = FeF2 =>
Fe + 2 F = FeF2
MgHPO4 = MgO + P2O5 + H2O =>
2 MgHPO4 = 2 MgO + P2O5 + H2O
MnSO4 + NaClO + H2O = MnO2 + H2SO4 + NaCl =>
MnSO4 + NaClO + H2O = MnO2 + H2SO4 + NaCl
HF + HoH = H2 + HoF3 =>
3 HF + HoH = 2 H2 + HoF3
Ni2O3 + HCl = NiCl2 + Cl2 + H2O =>
Ni2O3 + 6 HCl = 2 NiCl2 + Cl2 + 3 H2O
NH4H2PO4 + H2O = NH4OH + H3PO4 =>
NH4H2PO4 + H2O = NH4OH + H3PO4
CuCl2 + KF = CuF + KCl + F2 =>
2 CuCl2 + 4 KF = 2 CuF + 4 KCl + F2
Mg3Al2 + HCl = H2 + MgCl2 + AlCl3 =>
Mg3Al2 + 12 HCl = 6 H2 + 3 MgCl2 + 2 AlCl3
CuCl2 + KF = CuF + KCl + F2 =>
2 CuCl2 + 4 KF = 2 CuF + 4 KCl + F2
MnO4{-} + S2O3{-} + H2O = MnO2 + SO3{-} + OH{-} =>
5 MnO4{-} + 3 S2O3{-} + H2O = 5 MnO2 + 6 SO3{-} + 2 OH{-}
H3COH + KMnO4 + H2SO4 = H3COOH + MnSO4 + K2SO4 + H2O =>
5 H3COH + 2 KMnO4 + 3 H2SO4 = 5 H3COOH + 2 MnSO4 + K2SO4 + 3 H2O
CrI3 + NH4NO3 = Cr2O3 + I2 + N2 + H2O =>
2 CrI3 + 3 NH4NO3 = Cr2O3 + 3 I2 + 3 N2 + 6 H2O
Na2S + Cl2 = NaCl + S =>
Na2S + Cl2 = 2 NaCl + S
C3H8O3 + H2 = C3H6O + H2O =>
C3H8O3 + H2 = C3H6O + 2 H2O
Ba(BrO3)2 + (NH4)2SO4 = BaSO4 + NH4BrO3 =>
Ba(BrO3)2 + (NH4)2SO4 = BaSO4 + 2 NH4BrO3
NaClO + Ca(OH)2 = Ca(ClO)2 + NaOH =>
2 NaClO + Ca(OH)2 = Ca(ClO)2 + 2 NaOH
K3[Cu(CN)4] + Hg(NO3)2 = Hg3(Cu(CN)4)2 + KNO3 =>
2 K3[Cu(CN)4] + 3 Hg(NO3)2 = Hg3(Cu(CN)4)2 + 6 KNO3
Al + K2Cr2O7 + H2SO4 = Al2(SO4)3 + Cr2(SO4) + K2SO4 + H2O =>
10 Al + 3 K2Cr2O7 + 21 H2SO4 = 5 Al2(SO4)3 + 3 Cr2(SO4) + 3 K2SO4 + 21 H2O
CH3COOH + Fe2(SO4)3 = (CH3COO)3Fe + H2SO4 =>
6 CH3COOH + Fe2(SO4)3 = 2(CH3COO)3Fe + 3 H2SO4
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
LiO2 + CO2 = Li2CO3 + O2 =>
4 LiO2 + 2 CO2 = 2 Li2CO3 + 3 O2
Cd + I = CdI =>
Cd + I = CdI
C2HSH + O2 = CO2 + H2O + S20 =>
20 C2HSH + 50 O2 = 40 CO2 + 20 H2O + S20
RbOH + SiO2 = Rb2SiO3 + H2O =>
2 RbOH + SiO2 = Rb2SiO3 + H2O
K2CO3 + BaOH = Ba2CO3 + KOH =>
K2CO3 + 2 BaOH = Ba2CO3 + 2 KOH
Cr(OH) + NaClO + NaOH = Na2CrO4 + NaCl + H2O =>
2 Cr(OH) + 5 NaClO + 4 NaOH = 2 Na2CrO4 + 5 NaCl + 3 H2O
Ni2(SO3)3 + HCl = NiCl3 + H2O + SO2 =>
Ni2(SO3)3 + 6 HCl = 2 NiCl3 + 3 H2O + 3 SO2
CoCl2 + Li3PO4 = Co3(PO4)2 + LiCl =>
3 CoCl2 + 2 Li3PO4 = Co3(PO4)2 + 6 LiCl
AgNO3(aq) + Na2CO3(aq) = NaNO3(aq) + Ag2CO3(s) =>
2 AgNO3(aq) + Na2CO3(aq) = 2 NaNO3(aq) + Ag2CO3(s)
Ni(NO3)3 + Ag = AgNO3 + Ni =>
Ni(NO3)3 + 3 Ag = 3 AgNO3 + Ni
H2O + CuCl2 = HCl2 + CuOH =>
H2O + CuCl2 = HCl2 + CuOH
Na2MnO4 + HCl = MnCl2 + Cl2 + NaCl + H2O =>
Na2MnO4 + 8 HCl = MnCl2 + 2 Cl2 + 2 NaCl + 4 H2O
K2Cr2O7 + SnCl2 + KOH = K2SnO3 + K3[Cr(OH)4] + KCl + H2O =>
K2Cr2O7 + 5 SnCl2 + 24 KOH = 5 K2SnO3 + 2 K3[Cr(OH)4] + 10 KCl + 8 H2O
NaHSO4 + Na2CO3 = H2O + CO2 + Na2SO4 =>
2 NaHSO4 + Na2CO3 = H2O + CO2 + 2 Na2SO4
(NH4)2 + Cr2O7(s) = Cr2O3(s) + N2(g) + H2O(g) =>
(NH4)2 + Cr2O7(s) = Cr2O3(s) + N2(g) + 4 H2O(g)
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Équations équilibrées sur02/28/25
Équations équilibrées sur03/30/24
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