| Équations équilibrées la veille | Équations équilibrées le lendemain |
H3PO4 + LiOH = LiH2PO4 + H2O
HCH2CCO2 + NaOH = NaCH2CCO2 + H2O =>
HCH2CCO2 + NaOH = NaCH2CCO2 + H2O
CH4 + CO2 = CO + H2 =>
CH4 + CO2 = 2 CO + 2 H2
Sr(OH)2 + Al2(SO4)3 = Sr(SO4) + Al(OH)3 =>
3 Sr(OH)2 + Al2(SO4)3 = 3 Sr(SO4) + 2 Al(OH)3
FeS + NH4Cl = FeCl2 + (NH4)2S =>
FeS + 2 NH4Cl = FeCl2 + (NH4)2S
C4H8Cl2 + NaOH = C4H8O + NaCl + H2O =>
C4H8Cl2 + 2 NaOH = C4H8O + 2 NaCl + H2O
Na2HPO4 + KOH = NaOH + K2HPO4 =>
Na2HPO4 + 2 KOH = 2 NaOH + K2HPO4
HCl + H2S + Al(OH)3 = AlSCl + H2O =>
HCl + H2S + Al(OH)3 = AlSCl + 3 H2O
Fe(s) + O3(g) = Fe2O2(s) =>
6 Fe(s) + 2 O3(g) = 3 Fe2O2(s)
Fe2O3 + Cl = FeCl2 + O2 =>
2 Fe2O3 + 8 Cl = 4 FeCl2 + 3 O2
SiO2 + H2SO4 = Si(SO4)2 + H2O =>
SiO2 + 2 H2SO4 = Si(SO4)2 + 2 H2O
Cu(s) + H2O(l) = CuO(s) + H2(g) =>
Cu(s) + H2O(l) = CuO(s) + H2(g)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cu2(SO4)2 + Fe = Fe3(SO4)2 + Cu =>
Cu2(SO4)2 + 3 Fe = Fe3(SO4)2 + 2 Cu
W + HNO3 + HF = H2WOF6 + NO + H2O =>
W + 2 HNO3 + 6 HF = H2WOF6 + 2 NO + 3 H2O
Ba(NO3)2(aq) + ZnSO4(aq) = BaSO4(s) + Zn(NO3)2(aq) =>
Ba(NO3)2(aq) + ZnSO4(aq) = BaSO4(s) + Zn(NO3)2(aq)
Cr2O3 + H2SO4 = Cr2(SO4)3 + H2O =>
Cr2O3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2O
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
In + H2SO4 = In2(SO4)3 + SO2 + H2O =>
2 In + 6 H2SO4 = In2(SO4)3 + 3 SO2 + 6 H2O
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
Pb + SO4 = PbSO4 =>
Pb + SO4 = PbSO4
SnCl2 + Fe2(SO4)3 = Sn2(SO4)2 + FeCl3 =>
6 SnCl2 + 2 Fe2(SO4)3 = 3 Sn2(SO4)2 + 4 FeCl3
Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl
Li2CO3 + Eu2O3 + H3BO3 = Li3Eu2B3O9 + H2O + CO2 =>
3 Li2CO3 + 2 Eu2O3 + 6 H3BO3 = 2 Li3Eu2B3O9 + 9 H2O + 3 CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al + Ba(OH)2 = Al(OH)3 + Ba =>
2 Al + 3 Ba(OH)2 = 2 Al(OH)3 + 3 Ba
C4H8Cl2 + NaOH = C4H8O + NaCl + H2O =>
C4H8Cl2 + 2 NaOH = C4H8O + 2 NaCl + H2O
Li2CO3 + Eu2O3 + H3BO3 = Li3Eu2B3O9 + H2O + CO2 =>
3 Li2CO3 + 2 Eu2O3 + 6 H3BO3 = 2 Li3Eu2B3O9 + 9 H2O + 3 CO2
Cu2O + HCl = CuCl + H2O =>
Cu2O + 2 HCl = 2 CuCl + H2O
C4H8Cl2 + NaOH = C4H8O + NaCl + H2O =>
C4H8Cl2 + 2 NaOH = C4H8O + 2 NaCl + H2O
Ni3(PO4)2 + H2SO4 = NiSO4 + H3PO4 =>
Ni3(PO4)2 + 3 H2SO4 = 3 NiSO4 + 2 H3PO4
Mg + C2H4O2 = Mg(CH3COO)2 + H =>
Mg + 2 C2H4O2 = Mg(CH3COO)2 + 2 H
CaCl2(aq) + KI(aq) = CaI2(aq) + KCl(s) =>
CaCl2(aq) + 2 KI(aq) = CaI2(aq) + 2 KCl(s)
Al(OH)3(ac) + HCl(ac) = AlCl3(ac) + H2O(l) =>
Al(OH)3(ac) + 3 HCl(ac) = AlCl3(ac) + 3 H2O(l)
Br + NaI = NaBr + I2 =>
2 Br + 2 NaI = 2 NaBr + I2
FeSO4 + O2 + H2O = FeOOH + H2SO4 =>
4 FeSO4 + O2 + 6 H2O = 4 FeOOH + 4 H2SO4
NaOH(s) + HCl(g) = NaCl(s) + H2O(g) =>
NaOH(s) + HCl(g) = NaCl(s) + H2O(g)
Zn + KNO2 + KOH + H2O = K2[Zn(OH)4] + NH3 =>
3 Zn + KNO2 + 5 KOH + 5 H2O = 3 K2[Zn(OH)4] + NH3
K2SO4 + Pb = PbSO4 + K =>
K2SO4 + Pb = PbSO4 + 2 K
CO2 + H2O = C3H6 + O2O =>
3 CO2 + 3 H2O = C3H6 + 3 O2O
MgSO4 = MgO + SO2 + O2 =>
2 MgSO4 = 2 MgO + 2 SO2 + O2
KNO2 + HCl + Na2S = NO + KCl + Na2SO3 + H2O =>
6 KNO2 + 6 HCl + Na2S = 6 NO + 6 KCl + Na2SO3 + 3 H2O
H2S + SbCl5 = Sb2S5 + HCl =>
5 H2S + 2 SbCl5 = Sb2S5 + 10 HCl
KO2 + CO3 = K4CO2 + O2 =>
8 KO2 + 2 CO3 = 2 K4CO2 + 9 O2
SO3 + HCl = H2SO3 + Cl2 =>
SO3 + 2 HCl = H2SO3 + Cl2
C4H8Cl2 + NaOH = C4H8O + NaCl + H2O =>
C4H8Cl2 + 2 NaOH = C4H8O + 2 NaCl + H2O
Ag(s) + H2SO4(aq) = Ag2SO4(s) + SO2(g) + H2O(l) =>
2 Ag(s) + 2 H2SO4(aq) = Ag2SO4(s) + SO2(g) + 2 H2O(l)
AgNO3 + H2SO4 = Ag2SO4 + HNO3 =>
2 AgNO3 + H2SO4 = Ag2SO4 + 2 HNO3
K2SO4 + AlCl3 = Al2(SO4)3 + KCl =>
3 K2SO4 + 2 AlCl3 = Al2(SO4)3 + 6 KCl
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