| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 3 Cl2 = 2 FeCl3
Hg + NaOH = HgO + NaH =>
Hg + NaOH = HgO + NaH
TeO2 + H2O2 + H2O = H6TeO6 =>
TeO2 + H2O2 + 2 H2O = H6TeO6
Na2WO4 + HCl + Zn = W2O5 + NaCl + ZnO2 + H2O =>
4 Na2WO4 + 8 HCl + Zn = 2 W2O5 + 8 NaCl + ZnO2 + 4 H2O
K2SO4(aq) + CaI2(aq) = CaSO4(s) + KI(aq) =>
K2SO4(aq) + CaI2(aq) = CaSO4(s) + 2 KI(aq)
Cr + HCl = Cr2{+} + Cl{-} + H2 =>
4 Cr + 2 HCl = 2 Cr2{+} + 2 Cl{-} + H2
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
K2S + HNO3 = KNO3 + H2S =>
K2S + 2 HNO3 = 2 KNO3 + H2S
Pb(NO3)2 + Ag = Ag(NO3)2 + Pb =>
Pb(NO3)2 + Ag = Ag(NO3)2 + Pb
K2CrO4(aq) + SnCl2(aq) + HCl(aq) = SnCl4(aq) + CrCl3(g) + KCl(aq) + H2O(l) =>
2 K2CrO4(aq) + 3 SnCl2(aq) + 16 HCl(aq) = 3 SnCl4(aq) + 2 CrCl3(g) + 4 KCl(aq) + 8 H2O(l)
NaNO2 + KMnO4 + H2SO4 = NaNO3 + H2O + MnSO4 + K2SO4 =>
5 NaNO2 + 2 KMnO4 + 3 H2SO4 = 5 NaNO3 + 3 H2O + 2 MnSO4 + K2SO4
C7 + O2 = C2O7 =>
4 C7 + 49 O2 = 14 C2O7
H3BO3 + NaCl = Na3BO3 + HCl =>
H3BO3 + 3 NaCl = Na3BO3 + 3 HCl
XeO4 + XeF6 = XeO2F4 + XeOF4 =>
XeO4 + 2 XeF6 = XeO2F4 + 2 XeOF4
CuCl2 + Al(OH)3 = Cu(OH)2 + AlCl3 =>
3 CuCl2 + 2 Al(OH)3 = 3 Cu(OH)2 + 2 AlCl3
NaCO3 + CaNO3 = NaNO3 + CaCO3 =>
NaCO3 + CaNO3 = NaNO3 + CaCO3
NH3 + Na3AsO4 = N2 + AsH3 + NaOH + H2O =>
8 NH3 + 3 Na3AsO4 = 4 N2 + 3 AsH3 + 9 NaOH + 3 H2O
Sr + HBr = H2Sr + SrBr =>
3 Sr + 2 HBr = H2Sr + 2 SrBr
[Ag(NH3)2](aq) + HNO3(aq) = NH4 + NO3(aq) + Ag(s) =>
[Ag(NH3)2](aq) + 2 HNO3(aq) = 2 NH4 + 2 NO3(aq) + Ag(s)
CuO(s) + C(s) = Cu(s) + CO(s) =>
CuO(s) + C(s) = Cu(s) + CO(s)
NH4Cl + KOH = KCl + H2O + NH3 =>
NH4Cl + KOH = KCl + H2O + NH3
LiOH + H2SO = LiHSO + H2O =>
LiOH + H2SO = LiHSO + H2O
Ti + S8 = Ti2S =>
16 Ti + S8 = 8 Ti2S
Cl2KI = KCl2I =>
Cl2KI = KCl2I
Ga2O3(s) + SOCl2(l) = GaCl3(s) + SO2 =>
Ga2O3(s) + 3 SOCl2(l) = 2 GaCl3(s) + 3 SO2
Ag2S + CH3COOH = CH3COOAg + H2S =>
Ag2S + 2 CH3COOH = 2 CH3COOAg + H2S
Ca(MnO4)2 + Zn + H2O = MnO2 + Zn(OH)2 + Ca(OH)2 =>
Ca(MnO4)2 + 3 Zn + 4 H2O = 2 MnO2 + 3 Zn(OH)2 + Ca(OH)2
CaO + H2O(l) = Ca(OH)2 =>
CaO + H2O(l) = Ca(OH)2
OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF
Br2 + Zr = ZrBr4 =>
2 Br2 + Zr = ZrBr4
FeBr3 + HCl = FeCl3 + HBr =>
FeBr3 + 3 HCl = FeCl3 + 3 HBr
FeCl2 + NH3 + H2O = Fe(OH)2 + NH4Cl =>
FeCl2 + 2 NH3 + 2 H2O = Fe(OH)2 + 2 NH4Cl
K(s) + N2(s) = K3N(s) =>
6 K(s) + N2(s) = 2 K3N(s)
CaCO3 = CaO + CO2(q) =>
CaCO3 = CaO + CO2(q)
SO2 + XO3{-} + H2O = X{-} + SO4{-2} + H{+} =>
3 SO2 + XO3{-} + 3 H2O = X{-} + 3 SO4{-2} + 6 H{+}
NaNO2 + K2Cr2O7 = Na2Cr2O7 + KNO2 =>
2 NaNO2 + K2Cr2O7 = Na2Cr2O7 + 2 KNO2
potassiumcarbonate + sodiumnitrate = potassiumnitrate + sodiumcarbonate =>
K2CO3 + 2 NaNO3 = 2 KNO3 + Na2CO3
KNO2 + Mn + HCl = MnCl2 + NH4Cl + KCl + H2O =>
KNO2 + 3 Mn + 8 HCl = 3 MnCl2 + NH4Cl + KCl + 2 H2O
CH4 + H2SO4 = H2 + CH3OSO3 =>
2 CH4 + 2 H2SO4 = 3 H2 + 2 CH3OSO3
Ca + H2O = Ca(HO)2 + H =>
Ca + 2 H2O = Ca(HO)2 + 2 H
AlCl3 + Ca(OH)2 = Al(OH)2 + Cl3Ca =>
AlCl3 + Ca(OH)2 = Al(OH)2 + Cl3Ca
KMnO4 + H2SO4 + NaNO2 = K2SO4 + NaNO3 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = K2SO4 + 5 NaNO3 + 2 MnSO4 + 3 H2O
Bi(NO2)3(aq) + NaCl(aq) = BiCl(s) + Na(NO2)3(aq) =>
Bi(NO2)3(aq) + NaCl(aq) = BiCl(s) + Na(NO2)3(aq)
Ca(OH)(aq) + HBr(aq) = CaBr(aq) + H2O(l) =>
Ca(OH)(aq) + HBr(aq) = CaBr(aq) + H2O(l)
SnCl2 + KIO3 = Sn(IO3)2 + KCl =>
SnCl2 + 2 KIO3 = Sn(IO3)2 + 2 KCl
Ag(s) + HNO3(aq) = NO(g) + H2O(l) + AgNO3(aq) =>
3 Ag(s) + 4 HNO3(aq) = NO(g) + 2 H2O(l) + 3 AgNO3(aq)
CH3COO{-} + SO4{2-} = HCO3{-} + HS{-} =>
CH3COO{-} + SO4{2-} = 2 HCO3{-} + HS{-}
Ga(NO3)3H2O + C6H8O7 = Ga(C2H3O2)3 + HNO3 + H2O + CO2 =>
3 Ga(NO3)3H2O + 4 C6H8O7 = 3 Ga(C2H3O2)3 + 9 HNO3 + H2O + 6 CO2
C2H5Cl + KOH = C2H5OH + KCl =>
C2H5Cl + KOH = C2H5OH + KCl
H2C2O4 + KMnO4 + HCl = CO2 + KCl2 + MnCl + H2O =>
5 H2C2O4 + 2 KMnO4 + 6 HCl = 10 CO2 + 2 KCl2 + 2 MnCl + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/05/24
Équations équilibrées sur09/04/23
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