| Équations équilibrées la veille |
2 CoCl2 + Na2O2 + 2 NaOH + 2 H2O = 2 Co(OH)3 + 4 NaCl
Na2SO3 + NaClO = Na2SO4 + NaCl =>
Na2SO3 + NaClO = Na2SO4 + NaCl
BrO3{-} + Cl{-} = Br{-} + ClO2{-} =>
2 BrO3{-} + 3 Cl{-} = 2 Br{-} + 3 ClO2{-}
K4Fe(SCN)6 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + CO + H2O + K2SO4 + KNO3 =>
6 K4Fe(SCN)6 + 85.000000000001K2Cr2O7 + 307 H2SO4 = 3 Fe2(SO4)3 + 85.000000000001Cr2(SO4)3 + 36 CO + 307 H2O + 79.000000000001K2SO4 + 36 KNO3
MgCO3 + LiF2 = MgF2 + LiCO3 =>
MgCO3 + LiF2 = MgF2 + LiCO3
I2 + OH{-} = IO3{-} + I{-} + H2O =>
3 I2 + 6 OH{-} = IO3{-} + 5 I{-} + 3 H2O
CH3H8 + O2 = CO + H2O =>
4 CH3H8 + 13 O2 = 4 CO + 22 H2O
CoCuCl2(aq) = CoCl2(s)Cu =>
CoCuCl2(aq) = CoCl2(s)Cu
Pb + Sn(NO3)4 = Pb(NO3)2 + Sn =>
2 Pb + Sn(NO3)4 = 2 Pb(NO3)2 + Sn
ZnS + HNO3 = ZnSO4 + NO2 + H2O =>
ZnS + 8 HNO3 = ZnSO4 + 8 NO2 + 4 H2O
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Mn(NO3)2 + HCl = MnCl2 + HNO3 =>
Mn(NO3)2 + 2 HCl = MnCl2 + 2 HNO3
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
Pb(NO3)2 + K4Fe(CN)6 = Pb2(Fe(CN)6) + KNO3 =>
2 Pb(NO3)2 + K4Fe(CN)6 = Pb2(Fe(CN)6) + 4 KNO3
Na + Ca(OH)2 = NaOH + Ca =>
2 Na + Ca(OH)2 = 2 NaOH + Ca
CaCl + HOH = CaOH + HCl =>
CaCl + HOH = CaOH + HCl
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
CrOHCl2 + HCl = CrCl3 + H2O =>
CrOHCl2 + HCl = CrCl3 + H2O
Ba(OH)2(aq) + H2SO4 = Ba(SO4)(s) + H2O(l) =>
Ba(OH)2(aq) + H2SO4 = Ba(SO4)(s) + 2 H2O(l)
BaS + CuSO4 = Ba2(SO4)2 + Cu2S2 =>
2 BaS + 2 CuSO4 = Ba2(SO4)2 + Cu2S2
Fe2(SO4)3 + H2S = FeSO + H2SO4 + S =>
2 Fe2(SO4)3 + 5 H2S = 4 FeSO + 5 H2SO4 + 2 S
Na + NaNO2 = Na2O + N2 =>
6 Na + 2 NaNO2 = 4 Na2O + N2
Ba(OH)2 + N2O5 = Ba(NO3)2 + H2O =>
Ba(OH)2 + N2O5 = Ba(NO3)2 + H2O
NH{4+}NO{2+} = N{2+} + H{2 = }O =>
NH{4+}NO{2+} = N{2+} + H{2
Pb(NO3)2 + Na2CrO4 = PbCrO4 + NaNO3 =>
Pb(NO3)2 + Na2CrO4 = PbCrO4 + 2 NaNO3
NiOHCl + H2O = HCl + Ni(OH)2 =>
NiOHCl + H2O = HCl + Ni(OH)2
Na[Al(OH)4] + AlCl3 = NaCl + Al(OH)3 =>
3 Na[Al(OH)4] + AlCl3 = 3 NaCl + 4 Al(OH)3
Fe(CrO2)2 + Na2O2 = Na2FeO4 + Na2CrO4 + Na2O =>
Fe(CrO2)2 + 5 Na2O2 = Na2FeO4 + 2 Na2CrO4 + 2 Na2O
Cu + O2 + OH = Cu2O(OH) =>
4 Cu + O2 + 2 OH = 2 Cu2O(OH)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
CH3CH2OH + KMnO4 = H2O + CH3CHO + MnO2 + KOH =>
3 CH3CH2OH + 2 KMnO4 = 2 H2O + 3 CH3CHO + 2 MnO2 + 2 KOH
NaB(OH)4 + H2 = B + H2O + NaOH =>
2 NaB(OH)4 + 3 H2 = 2 B + 6 H2O + 2 NaOH
HCOONa + H2O = HCOOH + NaOH =>
HCOONa + H2O = HCOOH + NaOH
H2 + Al2O3 = Al + H2O =>
3 H2 + Al2O3 = 2 Al + 3 H2O
Li + Zn3(PO4)2 = Zn + Li3(PO4)2 =>
3 Li + Zn3(PO4)2 = 3 Zn + Li3(PO4)2
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
C6H12 + I2 = C6H12I2 =>
C6H12 + I2 = C6H12I2
H2SiO3 + Ce(OH)3 = H2O + Ce2(SiO3)3 =>
3 H2SiO3 + 2 Ce(OH)3 = 6 H2O + Ce2(SiO3)3
C8H18 + O2 = H18C8O2 =>
C8H18 + O2 = H18C8O2
Al + H2O = Al2O3*3H2O + H =>
2 Al + 6 H2O = Al2O3*3H2O + 6 H
Zn4 + HCl3 = ZnCl12 + H2 =>
Zn4 + 16 HCl3 = 4 ZnCl12 + 8 H2
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g)
CH2{-}CH2 + KMnO4 + H2O = CH2OH{-}CH2OH + KOH + MnO2 =>
3 CH2{-}CH2 + KMnO4 + 2 H2O = 3 CH2OH{-}CH2OH + KOH + MnO2
HF + PbO2 = PbF2 + H2O + F2 =>
4 HF + PbO2 = PbF2 + 2 H2O + F2
H2CO2 = CH2O2 =>
H2CO2 = CH2O2
H2S + H2O = H3O + S =>
H2S + 2 H2O = 2 H3O + S
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
Al2(SO4)3 + CH3COOH = (CH3COO)3Al + H2SO4 =>
Al2(SO4)3 + 6 CH3COOH = 2(CH3COO)3Al + 3 H2SO4
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