| Équations équilibrées la veille |
2 HI(ac) + Cu(NO3)2(ac) = CuI2(ac) + 2 HNO3(ac)
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al2(SO4)3 + Ba(NO3)2 = Al(NO3)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(NO3)2 = 2 Al(NO3)3 + 3 BaSO4
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Li3PO4(aq) + Zn(NO3)2(aq) = LiNO3(aq) + Zn3(PO4)2 =>
2 Li3PO4(aq) + 3 Zn(NO3)2(aq) = 6 LiNO3(aq) + Zn3(PO4)2
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
(NH4)2CO3 + CaCl2 = CaCO3 + (NH4)Cl =>
(NH4)2CO3 + CaCl2 = CaCO3 + 2(NH4)Cl
NH4Cl + Ba(OH)2 = NH4OH + BaCl2 =>
2 NH4Cl + Ba(OH)2 = 2 NH4OH + BaCl2
Na(s) + I2(s) = NaI(s) =>
2 Na(s) + I2(s) = 2 NaI(s)
NbCl3 + HNO3 = NbO(NO3)2 + HCl + NO2 =>
NbCl3 + 3 HNO3 = NbO(NO3)2 + 3 HCl + NO2
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
Na + AlCl3 = NaCl + Al =>
3 Na + AlCl3 = 3 NaCl + Al
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(OH)2 = Fe + OH =>
Fe(OH)2 = Fe + 2 OH
K3PO4 + Ba(NO3)2 = K3Ba + PO4(NO3)2 =>
K3PO4 + Ba(NO3)2 = K3Ba + PO4(NO3)2
NaOH + (Cr(H2O)6) = Na + Cr3(OH)3 + H2O =>
3 NaOH + 3(Cr(H2O)6) = 3 Na + Cr3(OH)3 + 18 H2O
(NH4)2SO4 = N2 + SO2 + H2O + NH3 =>
3(NH4)2SO4 = N2 + 3 SO2 + 6 H2O + 4 NH3
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + HCOOH = Al(COOH)3 + H2 =>
2 Al + 6 HCOOH = 2 Al(COOH)3 + 3 H2
CO2 + H2O + H2S = CH2O + H2SO4 =>
2 CO2 + 2 H2O + H2S = 2 CH2O + H2SO4
MgI2 + Na2SO3 = Na2Mg + SO3I2 =>
MgI2 + Na2SO3 = Na2Mg + SO3I2
K2Cr2O7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + CH3COOH + H2O + K2SO4 =>
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 2 Cr2(SO4)3 + 3 CH3COOH + 11 H2O + 2 K2SO4
H2SO4 + Na2SO3 = S + Na2SO4 + H2O =>
H2SO4 + 3 Na2SO3 = S + 3 Na2SO4 + H2O
Ba(NO3)2 + Na2(C2O4) = BaC2O4 + NaNO3 =>
Ba(NO3)2 + Na2(C2O4) = BaC2O4 + 2 NaNO3
CuSO4*5H2O + Fe = Cu + FeSO4*5H2O(aq) =>
CuSO4*5H2O + Fe = Cu + FeSO4*5H2O(aq)
Na(OH)2 + H2SO3 = NaSO3 + H2O =>
Na(OH)2 + H2SO3 = NaSO3 + 2 H2O
SeS2 = Se + S =>
SeS2 = Se + 2 S
CO + H2O = C6H12O6 + O2 =>
6 CO + 6 H2O = C6H12O6 + 3 O2
Pb(C2H3O2)2(aq) + HCl = PbCl2(s) + HC2H3O2 =>
Pb(C2H3O2)2(aq) + 2 HCl = PbCl2(s) + 2 HC2H3O2
FeCO3 + KCl = FeCl2 + K2CO3 =>
FeCO3 + 2 KCl = FeCl2 + K2CO3
C25H52 + O2 = C2O25 + H2O =>
4 C25H52 + 677 O2 = 50 C2O25 + 104 H2O
FeSO4 + KMnO4 + H2SO4 = Fe2(SO5)3 + K2SO4 + MnSO4 + H2O =>
10 FeSO4 + 8 KMnO4 + 17 H2SO4 = 5 Fe2(SO5)3 + 4 K2SO4 + 8 MnSO4 + 17 H2O
HCl + F2 = ClF + H2 =>
2 HCl + F2 = 2 ClF + H2
Al + NaCl + H2O = H2 + Al(NaCl)O2 =>
Al + NaCl + 2 H2O = 2 H2 + Al(NaCl)O2
NiCl2(H2O)6 + NH4OH = Ni(NH3)6Cl2 + H2O =>
NiCl2(H2O)6 + 6 NH4OH = Ni(NH3)6Cl2 + 12 H2O
Fe + O2 + H2O = Fe2O3H2O =>
4 Fe + 3 O2 + 2 H2O = 2 Fe2O3H2O
KMnO4 + K2S2O3 + H2SO4 = MnSO4 + KSO4 + H2O =>
5 KMnO4 + 2 K2S2O3 + 10 H2SO4 = 5 MnSO4 + 9 KSO4 + 10 H2O
S3O6{2-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
S3O6{2-} + 4 Cl2 + 12 OH{-} = 3 SO4{2-} + 8 Cl{-} + 6 H2O
HCOH + Cl2 = CO + HCl =>
HCOH + Cl2 = CO + 2 HCl
Cu{2+} + I{-} = CuI + I2 =>
2 Cu{2+} + 4 I{-} = 2 CuI + I2
C4H9Br + H2O = Br + C4H9OH + H3O =>
C4H9Br + 2 H2O = Br + C4H9OH + H3O
(C6H5NH3)2SO4 + NaOH = C6H5NH2 + H2O + Na2SO4 =>
(C6H5NH3)2SO4 + 2 NaOH = 2 C6H5NH2 + 2 H2O + Na2SO4
Pb(NO3)2 + CaS = PbS + Ca(NO3)2 =>
Pb(NO3)2 + CaS = PbS + Ca(NO3)2
CH3NH2 + COCl2 = CH3NCO + HCl =>
CH3NH2 + COCl2 = CH3NCO + 2 HCl
C7H10O3 + H2O = CH3CHOHCOOH + H2 =>
3 C7H10O3 + 12 H2O = 7 CH3CHOHCOOH + 6 H2
Zn(NO3)2 + Ba(OH)2 = Zn(OH)2 + Ba(NO3)2 =>
Zn(NO3)2 + Ba(OH)2 = Zn(OH)2 + Ba(NO3)2
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