| Équations équilibrées la veille |
19 Bi2O3 + MoO3 + 9 O2 = Bi38MoO78
NaHCO3CH3COOH = NaC2H3O2 + CO2 + HOH =>
NaHCO3CH3COOH = NaC2H3O2 + CO2 + HOH
FeS4 + O2 = Fe3O4 + SO2 =>
3 FeS4 + 14 O2 = Fe3O4 + 12 SO2
HNO3 + Mg = Mg(NO3)3 + NH4NO2 + H2O =>
36 HNO3 + 10 Mg = 10 Mg(NO3)3 + 3 NH4NO2 + 12 H2O
Al + NiSO4 = Ni + Al(SO4) =>
Al + NiSO4 = Ni + Al(SO4)
Al2(SO4)3 + K2SO4 = KAl(SO4)2 =>
Al2(SO4)3 + K2SO4 = 2 KAl(SO4)2
Fe2O3 + KOH = FeO2 + H2O + K =>
Fe2O3 + 2 KOH = 2 FeO2 + H2O + 2 K
Fe(NO3)2 + KOH = K(NO3) + Fe(OH)2 =>
Fe(NO3)2 + 2 KOH = 2 K(NO3) + Fe(OH)2
FePO4 + HCl = FeCl3 + Fe(H2PO4)3 =>
3 FePO4 + 6 HCl = 2 FeCl3 + Fe(H2PO4)3
C2H6 + OH = C2H5OH + H2 =>
2 C2H6 + 2 OH = 2 C2H5OH + H2
KMnO4 + Na2S2O3 + H2SO4 = Na2SO4 + K2SO4 + MnSO + H2O =>
8 KMnO4 + 11 Na2S2O3 + H2SO4 = 11 Na2SO4 + 4 K2SO4 + 8 MnSO + H2O
Br2 + S2O3{2-} + H2O = Br{-} + SO4{2} + H{+} =>
8 Br2 + S2O3{2-} + 5 H2O = 16 Br{-} + 2 SO4{2} + 10 H{+}
Fe2(SO4)3 + Ca(OH)2 = Fe(OH)3 + Ca(SO4) =>
Fe2(SO4)3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 Ca(SO4)
Fe2(SO4)3 + BaI2 = FeI3 + Ba(SO4) =>
Fe2(SO4)3 + 3 BaI2 = 2 FeI3 + 3 Ba(SO4)
HF + Cl2 = HCl + F2 =>
2 HF + Cl2 = 2 HCl + F2
Cl2 + IK = ClK + I2 =>
Cl2 + 2 IK = 2 ClK + I2
Al + H2O + KNO3 + KOH = K[Al(OH)4] + NH3 =>
8 Al + 18 H2O + 3 KNO3 + 5 KOH = 8 K[Al(OH)4] + 3 NH3
Al2O0 = Al + O2 =>
2 Al2O0 = 4 Al + O2
Cu3PO4 + HCl = Cu3Cl2 + H2PO4 =>
Cu3PO4 + 2 HCl = Cu3Cl2 + H2PO4
Ba + H2SO4 = Ba2SO4 + H2O + H2S =>
8 Ba + 5 H2SO4 = 4 Ba2SO4 + 4 H2O + H2S
Fe(OH)3 = Fe2O3 + H2O = Fe{3+} + OH{-} =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
NaClO2 = NaCl + O2 =>
NaClO2 = NaCl + O2
Al(OH)3 + C2H3O2H = Al(C2H3O2)3 + H2O =>
Al(OH)3 + 3 C2H3O2H = Al(C2H3O2)3 + 3 H2O
C100H259O105 + H2 = C8H18 + H2O =>
2 C100H259O105 + 176 H2 = 25 C8H18 + 210 H2O
CrO4{2-} + H2O2 + OH{-} = CrO10{-5} + H2O =>
2 CrO4{2-} + 9 H2O2 + 6 OH{-} = 2 CrO10{-5} + 12 H2O
CH3COOAg + H2S = Ag2S + CH3COOH =>
2 CH3COOAg + H2S = Ag2S + 2 CH3COOH
NH4Cl + FeSO4 = (NH4)2SO4 + FeCl2 =>
2 NH4Cl + FeSO4 = (NH4)2SO4 + FeCl2
CH3CSNH2 + H2O = H2S + NH4 + CH3COO =>
CH3CSNH2 + 2 H2O = H2S + NH4 + CH3COO
Cr2O3 + H2O2 + NaOH = Na2CrO4 + H2O =>
Cr2O3 + 3 H2O2 + 4 NaOH = 2 Na2CrO4 + 5 H2O
PbCrO4 + NaOH = Na2PbO2 + Na2CrO4 + H2O =>
PbCrO4 + 4 NaOH = Na2PbO2 + Na2CrO4 + 2 H2O
C7H7O2N3 + O2 = CO2 + H2O + N2 =>
4 C7H7O2N3 + 31 O2 = 28 CO2 + 14 H2O + 6 N2
MnO4{-} + Zn + H2O = Zn{2+} + OH{-} + MnO2 =>
2 MnO4{-} + 3 Zn + 4 H2O = 3 Zn{2+} + 8 OH{-} + 2 MnO2
SO4{2-} + Pb2{+} = SO4 + Pb =>
SO4{2-} + 2 Pb2{+} = SO4 + 4 Pb
Ag + H2S = Ag2S + H2 =>
2 Ag + H2S = Ag2S + H2
Bi(NO3)3 + KOH = Bi(OH)3 + KNO3 =>
Bi(NO3)3 + 3 KOH = Bi(OH)3 + 3 KNO3
HS{-} + NaOH = NaS{-} + H2O =>
HS{-} + NaOH = NaS{-} + H2O
C57H104O6 + H2O = C18H34O2 + C3H8O3 =>
C57H104O6 + 3 H2O = 3 C18H34O2 + C3H8O3
MnO4{-} + Cl{-} + H{+} = Mn{2+} + Cl2 + H2O =>
2 MnO4{-} + 10 Cl{-} + 16 H{+} = 2 Mn{2+} + 5 Cl2 + 8 H2O
H2 + Zn(NO3)2 = Zn + HNO3 =>
H2 + Zn(NO3)2 = Zn + 2 HNO3
NaCl + KMnO4 + H2SO4 = K2SO4 + MnSO4 + NaHSO4 + Cl2 + H2O =>
10 NaCl + 2 KMnO4 + 13 H2SO4 = K2SO4 + 2 MnSO4 + 10 NaHSO4 + 5 Cl2 + 8 H2O
SrSO4 = Sr + SO4 =>
SrSO4 = Sr + SO4
Cr2O3 + H2O2 + NaOH = Na2CrO4 + H2O =>
Cr2O3 + 3 H2O2 + 4 NaOH = 2 Na2CrO4 + 5 H2O
As2 + Zn + H2SO4 = ZnSO4 + AsH3 =>
As2 + 3 Zn + 3 H2SO4 = 3 ZnSO4 + 2 AsH3
CrO3 + NaOH = Na2CrO4 + H2O =>
CrO3 + 2 NaOH = Na2CrO4 + H2O
N2O3 + H2O = HNO3 + NO =>
3 N2O3 + H2O = 2 HNO3 + 4 NO
Na2CO3 + HNO3 = NaNO3 + NaHCO3 =>
Na2CO3 + HNO3 = NaNO3 + NaHCO3
C3H6(OH)2 + O2 = CO + H2O =>
2 C3H6(OH)2 + 5 O2 = 6 CO + 8 H2O
NHO2 + NaOH = NaNO2 + H2O =>
NHO2 + NaOH = NaNO2 + H2O
HC2H3O2(aq) + NH4OH(aq) = HC2H3OH + NH4O2 =>
HC2H3O2(aq) + NH4OH(aq) = HC2H3OH + NH4O2
Pb(NO3)2 + Na2S = NaNO3 + PbS =>
Pb(NO3)2 + Na2S = 2 NaNO3 + PbS
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