| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HCOOH + Ca(OH)2 = (HCOO)2Ca + 2 H2O
K2Cr2O7 + SnCl + HCl = KCl + CrCl3 + SnCl4 + H2O =>
K2Cr2O7 + 2 SnCl + 14 HCl = 2 KCl + 2 CrCl3 + 2 SnCl4 + 7 H2O
Li + CuCl2 = LiCl + Cu =>
2 Li + CuCl2 = 2 LiCl + Cu
Co + Cu = CoCu =>
Co + Cu = CoCu
SO2 + NaOH = NaSO2 + OH =>
SO2 + NaOH = NaSO2 + OH
SbCl3 + Na2S = Sb2S3 + NaCl =>
2 SbCl3 + 3 Na2S = Sb2S3 + 6 NaCl
Al + NaClO + H2O = Al(OH)3 + NaCl =>
2 Al + 3 NaClO + 3 H2O = 2 Al(OH)3 + 3 NaCl
Na2S + HBr = NaH + SBr2 =>
Na2S + 2 HBr = 2 NaH + SBr2
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
I3{-} + OH{-} = IO3{-} + I{-} + H2O =>
3 I3{-} + 6 OH{-} = IO3{-} + 8 I{-} + 3 H2O
HCl + SO3 = ClSO3H =>
HCl + SO3 = ClSO3H
O + ClO2 = Cl2O5 =>
O + 2 ClO2 = Cl2O5
CaO + S = SO + Ca =>
CaO + S = SO + Ca
C2H5OH + FeSO4 = C4H10O + H2SO4 + FeO =>
2 C2H5OH + FeSO4 = C4H10O + H2SO4 + FeO
NH4CI + H2O = NH4OH + HCI =>
NH4CI + H2O = NH4OH + HCI
Mg(NO3)2 = MgNO2NO2 + O2 =>
Mg(NO3)2 = MgNO2NO2 + O2
SiH4(g) + O2(g) = H2O(g) + SiO2(s) =>
SiH4(g) + 2 O2(g) = 2 H2O(g) + SiO2(s)
P2 + O2 = P4O10 =>
2 P2 + 5 O2 = P4O10
BaOH2S = BaSH2O =>
BaOH2S = BaSH2O
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
CuO + H3O + H2O = [Cu(H2O)6]2 =>
2 CuO + 4 H3O + 6 H2O = [Cu(H2O)6]2
Zn + BaO = ZnO + Ba =>
Zn + BaO = ZnO + Ba
Cu{2}SO4 + Fe = Cu + Fe{3}SO4 =>
3 Cu{2}SO4 + 2 Fe = 3 Cu + 2 Fe{3}SO4
P4 + I2 + H2O = H3PO4 + HI =>
P4 + 10 I2 + 16 H2O = 4 H3PO4 + 20 HI
HCl + K2Cr2O7 + CH3CH2OH = CrCl3 + H2O + CH2COOH + KCl =>
40 HCl + 5 K2Cr2O7 + 6 CH3CH2OH = 10 CrCl3 + 29 H2O + 6 CH2COOH + 10 KCl
Na2CrO4 + Zn(ClO3)2 = NaClO3 + ZnCrO4 =>
Na2CrO4 + Zn(ClO3)2 = 2 NaClO3 + ZnCrO4
Na2S + Br2 = NaBr + S8 =>
8 Na2S + 8 Br2 = 16 NaBr + S8
MnO4{2-} + CH3OH + H2O = MnO(OH)2 + HCHO + OH{-} =>
MnO4{2-} + CH3OH + H2O = MnO(OH)2 + HCHO + 2 OH{-}
Fe + Al = FeAl3 =>
Fe + 3 Al = FeAl3
K2CO3 + C6H12O7 = C2O + H2O + KOH =>
4 K2CO3 + 3 C6H12O7 = 11 C2O + 14 H2O + 8 KOH
Li2SO4(aq) + AgNO3(aq) = Ag2SO4(s) + LiNO3(aq) =>
Li2SO4(aq) + 2 AgNO3(aq) = Ag2SO4(s) + 2 LiNO3(aq)
(NH4)2Cr2O7 + NaOH = NH4 + NaCrO4 + H2O =>
(NH4)2Cr2O7 + 2 NaOH = 2 NH4 + 2 NaCrO4 + H2O
C4H8 = C + H2 =>
C4H8 = 4 C + 4 H2
Ba(HCO3)2 + LiOH = Li2CO3 + BaCO3 + H2O =>
Ba(HCO3)2 + 2 LiOH = Li2CO3 + BaCO3 + 2 H2O
CO2 + SO2 = CO2SO2 =>
CO2 + SO2 = CO2SO2
CuCl2*2H2O + Ba(NO3)2 = Cu(NO3)2 + BaCl2 + H2O =>
CuCl2*2H2O + Ba(NO3)2 = Cu(NO3)2 + BaCl2 + 2 H2O
Ca(s) + O2(g) + H2(g) = Ca(OH)2 =>
Ca(s) + O2(g) + H2(g) = Ca(OH)2
K2Cr2O7 + KCl + H2SO4 = CrO2Cl2 + K2SO4 + H2O =>
K2Cr2O7 + 4 KCl + 3 H2SO4 = 2 CrO2Cl2 + 3 K2SO4 + 3 H2O
Cr2(SO4)3 + NaClO3 + NaOH = Na2CrO4 + NaCl + Na2SO4 + H2O =>
Cr2(SO4)3 + NaClO3 + 10 NaOH = 2 Na2CrO4 + NaCl + 3 Na2SO4 + 5 H2O
Co(OH)ClNaOH(aq) = Co(OH)2NaCl =>
Co(OH)ClNaOH(aq) = Co(OH)2NaCl
CuNO3 = CuCu(NO3)2 =>
2 CuNO3 = CuCu(NO3)2
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
MnO2 + CaCl2 + H3(PO4) = Cl2 + Mn3(PO4)2 + Ca3(PO4)2 + H2O =>
3 MnO2 + 3 CaCl2 + 4 H3(PO4) = 3 Cl2 + Mn3(PO4)2 + Ca3(PO4)2 + 6 H2O
CrBr2 + H2SO4 + H2O2 = Cr2(SO4)3 + Br2 + H2O =>
2 CrBr2 + 3 H2SO4 + 3 H2O2 = Cr2(SO4)3 + 2 Br2 + 6 H2O
AgNO3 + NaOH = NaNO3(aq) + AgOH =>
AgNO3 + NaOH = NaNO3(aq) + AgOH
K2SO3 + HNO3 = K2SO4 + NO2 + H2O =>
K2SO3 + 2 HNO3 = K2SO4 + 2 NO2 + H2O
K2(SO4) + Al(NO3)3 = K(NO3) + Al2(SO4)3 =>
3 K2(SO4) + 2 Al(NO3)3 = 6 K(NO3) + Al2(SO4)3
Al2(SO4)3(aq) + NaOH = Na2SO4(aq) + Al(OH)3(s) =>
Al2(SO4)3(aq) + 6 NaOH = 3 Na2SO4(aq) + 2 Al(OH)3(s)
Li3PO4 + NaCl = LiCl + Na3PO4 =>
Li3PO4 + 3 NaCl = 3 LiCl + Na3PO4
NiCl2(s) + O2(g) = Ni2O(s) + Cl2O5(g) =>
4 NiCl2(s) + 11 O2(g) = 2 Ni2O(s) + 4 Cl2O5(g)
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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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