| Équations équilibrées la veille | Équations équilibrées le lendemain |
(NH4)2SO4 = 2 NH3 + H2SO4
H2SO3 + CaCl2 = CaSO3 + HCl =>
H2SO3 + CaCl2 = CaSO3 + 2 HCl
Ni2O3 + C = NiO + CO2 =>
2 Ni2O3 + C = 4 NiO + CO2
NH4NO2 + H2O2 = N2O + H2O =>
NH4NO2 + H2O2 = N2O + 3 H2O
K3P + H2O = KOH + PH3 =>
K3P + 3 H2O = 3 KOH + PH3
CaO(s) + CO2(g) = CaCO3(s) =>
CaO(s) + CO2(g) = CaCO3(s)
CuS + HNO3 = CuSO4 + H2O + NO =>
3 CuS + 8 HNO3 = 3 CuSO4 + 4 H2O + 8 NO
Br2 + Mg(OH)2 = MgBr2 + Mg(BrO3)2 + H2O =>
6 Br2 + 6 Mg(OH)2 = 5 MgBr2 + Mg(BrO3)2 + 6 H2O
CO2 + K = K2CO3 + C =>
3 CO2 + 4 K = 2 K2CO3 + C
Ca + C2O4 = CaC2O4 =>
Ca + C2O4 = CaC2O4
NH4Br + H2O = (NH4)2O + HBr =>
2 NH4Br + H2O = (NH4)2O + 2 HBr
NaI + Ca(NO3)2 = NaNO3 + CaI2 =>
2 NaI + Ca(NO3)2 = 2 NaNO3 + CaI2
AgNO3(aq) + Na3PO4(aq) = Ag3PO4(s) + NaNO3(aq) =>
3 AgNO3(aq) + Na3PO4(aq) = Ag3PO4(s) + 3 NaNO3(aq)
CH2N + O2 = CO2 + H2O + NO2 =>
2 CH2N + 5 O2 = 2 CO2 + 2 H2O + 2 NO2
CuSO4(aq) + NH3(aq) = [Cu(NH3)4]SO4(aq) =>
CuSO4(aq) + 4 NH3(aq) = [Cu(NH3)4]SO4(aq)
Cu + HNO3(concentrado) = CuNO3 + H2 =>
2 Cu + 2 HNO3(concentrado) = 2 CuNO3 + H2
H2CO3 + HCl = Cl2 + CO + H2O =>
H2CO3 + 2 HCl = Cl2 + CO + 2 H2O
Fe2O3(aq) + H2(g) = Fe(s) + H2O(g) =>
Fe2O3(aq) + 3 H2(g) = 2 Fe(s) + 3 H2O(g)
NaClO4(aq) + (NH4)2S(aq) = NH4ClO4 + Na2S =>
2 NaClO4(aq) + (NH4)2S(aq) = 2 NH4ClO4 + Na2S
H2SO4(aq) + Mg(OH)2(aq) = MgSO4(aq) + H2O(l) =>
H2SO4(aq) + Mg(OH)2(aq) = MgSO4(aq) + 2 H2O(l)
NaOH(aq) = Na{+}(aq) + OH{-}(aq) =>
NaOH(aq) = Na{+}(aq) + OH{-}(aq)
Pt + NO3{-} + H{+} + Cl{-} = PtCl6{2-} + NO2 + H2O =>
Pt + 4 NO3{-} + 8 H{+} + 6 Cl{-} = PtCl6{2-} + 4 NO2 + 4 H2O
SnCl2 + Hg(NO3)2 = Sn(NO3)4 + HgCl =>
SnCl2 + 2 Hg(NO3)2 = Sn(NO3)4 + 2 HgCl
LiOH(aq) + Al(NO3)3(aq) = LiNO3 + Al(OH)3 =>
3 LiOH(aq) + Al(NO3)3(aq) = 3 LiNO3 + Al(OH)3
Mg3P2 + O2 = Mg3(PO4)2 =>
Mg3P2 + 4 O2 = Mg3(PO4)2
AgCl + NaCl = NaAgCl2 =>
AgCl + NaCl = NaAgCl2
Pb(NO3)2 + NaHCO3 = PbCO3 + NaNO3 + H2O + CO2 =>
Pb(NO3)2 + 2 NaHCO3 = PbCO3 + 2 NaNO3 + H2O + CO2
MgS + O2 = MgO + S =>
2 MgS + O2 = 2 MgO + 2 S
C6H5COOH + NaHCO3 = C6H5COONa + H2O + CO2 =>
C6H5COOH + NaHCO3 = C6H5COONa + H2O + CO2
PCl3(l) + H2O(l) = H3PO3(aq) + HCl(aq) =>
PCl3(l) + 3 H2O(l) = H3PO3(aq) + 3 HCl(aq)
NaOH + SO4 = Na2SO4 + OH =>
2 NaOH + SO4 = Na2SO4 + 2 OH
Fe2(SO4)3 + NaCl = Fe2Cl + Na(SO4)3 =>
Fe2(SO4)3 + NaCl = Fe2Cl + Na(SO4)3
K2S + H2O = KOH + KSH =>
K2S + H2O = KOH + KSH
Os + O2 = OsO =>
2 Os + O2 = 2 OsO
Na3PO4(aq) + Fe2(SO4)3(aq) = FePO4(aq) + Na2SO4(aq) =>
2 Na3PO4(aq) + Fe2(SO4)3(aq) = 2 FePO4(aq) + 3 Na2SO4(aq)
K4(Fe(CN)6) + KMnO4 + H2SO4 = Fe2(SO4)3 + CO2 + KNO3 + K2SO4 + MnSO4 + H2O =>
10 K4(Fe(CN)6) + 122 KMnO4 + 188 H2SO4 = 5 Fe2(SO4)3 + 60 CO2 + 60 KNO3 + 51 K2SO4 + 122 MnSO4 + 188 H2O
C14H10O2 + NaBH4 + H2O = C14H14O2 + NaB(OH)4 =>
2 C14H10O2 + NaBH4 + 4 H2O = 2 C14H14O2 + NaB(OH)4
NaClO2 + H2O = ClO2 + NaOH + H2 =>
2 NaClO2 + 2 H2O = 2 ClO2 + 2 NaOH + H2
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Mn + P4 = Mn3P2 =>
6 Mn + P4 = 2 Mn3P2
Pb(s) + AgNO3 = Pb(NO3)2(aq) + Ag(s) =>
Pb(s) + 2 AgNO3 = Pb(NO3)2(aq) + 2 Ag(s)
P + S2 = P2S5 =>
4 P + 5 S2 = 2 P2S5
K2CO3 + S = K + C + SO3 =>
K2CO3 + S = 2 K + C + SO3
Cu + HNO3(concentrado) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(concentrado) = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe2O3 + C6H8O7 = C6H5FeO7 + H2O =>
Fe2O3 + 2 C6H8O7 = 2 C6H5FeO7 + 3 H2O
Ni(NO3)2 + KI = NiI2 + KNO3 =>
Ni(NO3)2 + 2 KI = NiI2 + 2 KNO3
Fe + N2 = Fe3N2 =>
3 Fe + N2 = Fe3N2
C6H5COOH + CH3OH = C6H5COOCH3 + H2O =>
C6H5COOH + CH3OH = C6H5COOCH3 + H2O
Ca(OH)2 + SO2 = Ca(HSO3)2 =>
Ca(OH)2 + 2 SO2 = Ca(HSO3)2
C20H20 + O2 = CO + H2O =>
C20H20 + 15 O2 = 20 CO + 10 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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