| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HI + Fe(OH)2 = FeI2 + 2 H2O
NH4OH + O2 = HNO2 + H2O =>
2 NH4OH + 3 O2 = 2 HNO2 + 4 H2O
Au + HBr = AuHBr =>
Au + HBr = AuHBr
H3CO3 + Na2CO3 = H2CO3 + Na2HCO3 =>
H3CO3 + Na2CO3 = H2CO3 + Na2HCO3
Chlorine + oxygen = chlorinedioxide =>
Cl2 + 2 O2 = 2 ClO2
FeCl3 + FeSO4 + NH3*H2O = Fe3O4 + NH4Cl + (NH4)2SO4 + H2O =>
2 FeCl3 + FeSO4 + 8 NH3*H2O = Fe3O4 + 6 NH4Cl + (NH4)2SO4 + 4 H2O
HNO3 + S = HSO3 + NO + H2O =>
5 HNO3 + 3 S = 3 HSO3 + 5 NO + H2O
FeSO4 + KCrO4 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + Cr2(SO4)3 =>
8 FeSO4 + 2 KCrO4 + 8 H2SO4 = 4 Fe2(SO4)3 + 8 H2O + K2SO4 + Cr2(SO4)3
KMnO4 + H2SO4 + Na2S = MnSO3 + NaSO4 + K2SO4 + H2O =>
10 KMnO4 + 22 H2SO4 + 7 Na2S = 10 MnSO3 + 14 NaSO4 + 5 K2SO4 + 22 H2O
C2H6O + O3 = H2O + CO2 =>
C2H6O + 2 O3 = 3 H2O + 2 CO2
HClO4 + KCO3 = HCO3 + KClO4 =>
HClO4 + KCO3 = HCO3 + KClO4
Na2S2O3 + I3{-} = Na{+} + I{-} + S4O6{-2} =>
2 Na2S2O3 + I3{-} = 4 Na{+} + 3 I{-} + S4O6{-2}
CuO + CH3COOH = Cu(CH3COO)2 + H2O =>
CuO + 2 CH3COOH = Cu(CH3COO)2 + H2O
Na2CO3 + CrBr3 = Na2Br3 + Cr(CO3) =>
Na2CO3 + CrBr3 = Na2Br3 + Cr(CO3)
CaCl2 + Cs3(PO4) = Ca3(PO4)2 + Cs3Cl3 =>
3 CaCl2 + 2 Cs3(PO4) = Ca3(PO4)2 + 2 Cs3Cl3
K4(Fe(CN)6) + Na2CO3 = KCN + NaCN + FeCO3 =>
K4(Fe(CN)6) + Na2CO3 = 4 KCN + 2 NaCN + FeCO3
BaCl2 = Ba + Cl2 =>
BaCl2 = Ba + Cl2
CaO(s) + P4O10(s) = Ca3(PO4)2 =>
6 CaO(s) + P4O10(s) = 2 Ca3(PO4)2
Si + N2 = Si3(N)4 =>
3 Si + 2 N2 = Si3(N)4
C2H6(g) + O2 = CO2 + H2O(g) =>
2 C2H6(g) + 7 O2 = 4 CO2 + 6 H2O(g)
Sn + FeSO4 = Sn(SO4)4 + Fe =>
Sn + 4 FeSO4 = Sn(SO4)4 + 4 Fe
H2[TiCl6] + NH4OH = TiO2*2H2O + NH4Cl + H2O =>
H2[TiCl6] + 6 NH4OH = TiO2*2H2O + 6 NH4Cl + 2 H2O
Fe(SO4) + KMnO4 + H2SO4 = Fe2(SO4)3 + Mn(SO4) + KH(SO4) + H2O =>
10 Fe(SO4) + 2 KMnO4 + 9 H2SO4 = 5 Fe2(SO4)3 + 2 Mn(SO4) + 2 KH(SO4) + 8 H2O
Cu2{+} + O2 = Cu{2+} + O{2-} =>
4 Cu2{+} + 3 O2 = 8 Cu{2+} + 6 O{2-}
Sn + KOH + H2O = K2[Sn(OH)6] + H =>
Sn + 2 KOH + 4 H2O = K2[Sn(OH)6] + 4 H
BrO = Br + BrO4 =>
4 BrO = 3 Br + BrO4
HCl + BaBr2 = BaCl2 + HBr =>
2 HCl + BaBr2 = BaCl2 + 2 HBr
C4H9COH + Cu(OH)2 = C4H9COOH + CuOH + H2 =>
2 C4H9COH + 2 Cu(OH)2 = 2 C4H9COOH + 2 CuOH + H2
HCOONa + H2O = NaCO2 + H3O =>
HCOONa + H2O = NaCO2 + H3O
CH3CHO + OH = CO2 + H2O =>
CH3CHO + 10 OH = 2 CO2 + 7 H2O
KMnO4 + Na2SO3 + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 3 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
K2Cr2O7 + Na2S + H2O = S + NaOH + KCrO2 =>
K2Cr2O7 + 3 Na2S + 3 H2O = 3 S + 6 NaOH + 2 KCrO2
C3H7COH + KMnO4 + H2SO4 = C3H7COOH + K2SO4 + MnSO4 + H2O =>
5 C3H7COH + 2 KMnO4 + 3 H2SO4 = 5 C3H7COOH + K2SO4 + 2 MnSO4 + 3 H2O
Fe(OH)3 + H2C2O4*2H2O = Fe2(C2O4)3 + H2O =>
2 Fe(OH)3 + 3 H2C2O4*2H2O = Fe2(C2O4)3 + 12 H2O
PB + H2SO4 = PBSO4 + H2 =>
PB + H2SO4 = PBSO4 + H2
KClO + KCl + H2SO4 = K2SO4 + Cl2 + H2O =>
KClO + KCl + H2SO4 = K2SO4 + Cl2 + H2O
Zn + HNO3 = Zn(NO3) + NO2 + H2O =>
Zn + 2 HNO3 = Zn(NO3) + NO2 + H2O
Ba(OH)2 + HBr = Ba(Br)2 + H2O =>
Ba(OH)2 + 2 HBr = Ba(Br)2 + 2 H2O
NH3(aq) + O2(aq) = NO(g) + H2O(i) =>
4 NH3(aq) + 5 O2(aq) = 4 NO(g) + 6 H2O(i)
FeCl3 + Pt = PtCl2 + Fe =>
2 FeCl3 + 3 Pt = 3 PtCl2 + 2 Fe
KMnO4 + H2SO4 + KCl = Cl2 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KCl = 5 Cl2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
Sc + Co(ClO3)2 = Sc2(ClO3)3 + Co =>
4 Sc + 3 Co(ClO3)2 = 2 Sc2(ClO3)3 + 3 Co
Cl2(g) + H2O(l) = HClO(aq) + HCl(aq) =>
Cl2(g) + H2O(l) = HClO(aq) + HCl(aq)
FeCl3 + K3Fe(CN)6 = Fe(Fe(CN)6) + KCl =>
FeCl3 + K3Fe(CN)6 = Fe(Fe(CN)6) + 3 KCl
HClO4 + Cd2 = Cd(ClO4)2 + H2 =>
4 HClO4 + Cd2 = 2 Cd(ClO4)2 + 2 H2
CuCl2 + K3PO4 = Cu3PO4 + KCl2 =>
3 CuCl2 + K3PO4 = Cu3PO4 + 3 KCl2
H2Se + O2 = H2O + Se =>
2 H2Se + O2 = 2 H2O + 2 Se
NaSO4H2O = NaOH2SO4 =>
NaSO4H2O = NaOH2SO4
Ag0 + CuSO4 = Ag2SO4 + Cu =>
2 Ag0 + CuSO4 = Ag2SO4 + Cu
Fe + Br2 = FeBr3 =>
2 Fe + 3 Br2 = 2 FeBr3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/21/24
Équations équilibrées sur12/21/23
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