| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(NO3)2(aq) + Na2(CO3)(aq) = Pb(CO3)(s) + 2 Na(NO3)(aq)
NaHSO4 + Ba(NO3)2 = NaNO3 + BaSO4 + HNO3 =>
NaHSO4 + Ba(NO3)2 = NaNO3 + BaSO4 + HNO3
CdS + H2SO4 = CdSO4 + H2S =>
CdS + H2SO4 = CdSO4 + H2S
N2H4 + H2O = N2 + H3O =>
N2H4 + 4 H2O = N2 + 4 H3O
K + Sn(NO3)4 = Sn + K(NO3)4 =>
K + Sn(NO3)4 = Sn + K(NO3)4
Hg + HNO3 + H2SO4 = NO + Hg{+} + H2O + SO4{2-} =>
6 Hg + 2 HNO3 + 3 H2SO4 = 2 NO + 6 Hg{+} + 4 H2O + 3 SO4{2-}
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
HCl(aq) + Li2CO3(aq) = H2CO3 + LiCl =>
2 HCl(aq) + Li2CO3(aq) = H2CO3 + 2 LiCl
Cu + Ag(NO3)2 = Cu(NO3) + Ag =>
2 Cu + Ag(NO3)2 = 2 Cu(NO3) + Ag
C4H9SH(l) + O2(g) = CO2(g) + H2O(l) + SO2(g) =>
2 C4H9SH(l) + 15 O2(g) = 8 CO2(g) + 10 H2O(l) + 2 SO2(g)
K + H2SO4 = K2SO4 + S + H2O =>
6 K + 4 H2SO4 = 3 K2SO4 + S + 4 H2O
CH3CH2COOH + NaHCO3 = CH3COONa + H2O + CO2 =>
4 CH3CH2COOH + 7 NaHCO3 = 7 CH3COONa + 5 H2O + 5 CO2
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
Ni(NO3)2 = Ni(NO2)2 + O2 =>
Ni(NO3)2 = Ni(NO2)2 + O2
Zn2O3 + C = Zn + CO =>
Zn2O3 + 3 C = 2 Zn + 3 CO
CH4 + H2SO4 = CH3SO3H + H2O =>
CH4 + H2SO4 = CH3SO3H + H2O
C5H6 + KOH + FeCl2*4H2O = C10H10Fe + H2O + KCl =>
2 C5H6 + 2 KOH + FeCl2*4H2O = C10H10Fe + 6 H2O + 2 KCl
P2O3 + H2O = H2P2O4 =>
P2O3 + H2O = H2P2O4
NaOH + H2O = NaH + OH =>
NaOH + H2O = NaH + 2 OH
Co + HI = CoI3 + H2 =>
2 Co + 6 HI = 2 CoI3 + 3 H2
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
Pb(NO3)2 = PbO2 + NO2 = O2 =>
Pb(NO3)2 = PbO2 + 2 NO2
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
C2H6 + O = CO2 + H2O =>
C2H6 + 7 O = 2 CO2 + 3 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
K2Cr2O7 + HBr = KBr + CrBr3 + Br2 + H2O =>
K2Cr2O7 + 14 HBr = 2 KBr + 2 CrBr3 + 3 Br2 + 7 H2O
H3AsO4 + H2SO4 + NO2 + H2O = As2S3 + HNO3 =>
2 H3AsO4 + 3 H2SO4 + 28 NO2 + 8 H2O = As2S3 + 28 HNO3
Br2 + CuCl2 = Cu + Br2Cl2 =>
Br2 + CuCl2 = Cu + Br2Cl2
AsO4 + H2O = HAsO4 + OH =>
AsO4 + H2O = HAsO4 + OH
C9H8O4 = C7H6O3 + C4H6O3 =>
9 C9H8O4 = 11 C7H6O3 + C4H6O3
H2SO4(aq) = H2O2(l) + SO2(g) =>
H2SO4(aq) = H2O2(l) + SO2(g)
NaHCO3(aq) = Na2CO3(aq) + H2O(l) + CO2(g) =>
2 NaHCO3(aq) = Na2CO3(aq) + H2O(l) + CO2(g)
Al + H2(SO4) = Al2(SO4)3 + H2 =>
2 Al + 3 H2(SO4) = Al2(SO4)3 + 3 H2
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
Fe(ClO3)3 = FeCl3 + O2 =>
2 Fe(ClO3)3 = 2 FeCl3 + 9 O2
Zn + Fe(SO4)2 = ZnSO4 + Fe2 =>
4 Zn + 2 Fe(SO4)2 = 4 ZnSO4 + Fe2
Fe + Fe(NO3)3 = Fe(NO3)2 =>
Fe + 2 Fe(NO3)3 = 3 Fe(NO3)2
HCl + H2WO4 + Zn = W5O14 + ZnCl2 + H2O =>
2 HCl + 5 H2WO4 + Zn = W5O14 + ZnCl2 + 6 H2O
C2H5Br + Na = C2H5 + NaBr =>
C2H5Br + Na = C2H5 + NaBr
V2O5 + Ca(OH)2 = Ca(VO3)2 + H2O =>
V2O5 + Ca(OH)2 = Ca(VO3)2 + H2O
NaCl + MnO2 + H2SO4 = NaHSO4 + MnSO4 + Cl2 + H2O =>
2 NaCl + MnO2 + 3 H2SO4 = 2 NaHSO4 + MnSO4 + Cl2 + 2 H2O
HCl + CaO2H2 = CaCl2 + H2O =>
2 HCl + CaO2H2 = CaCl2 + 2 H2O
H3PO4(s) = P2O5(s) + H2O(l) =>
2 H3PO4(s) = P2O5(s) + 3 H2O(l)
CuCO3 + H2O = Cu(OH)2 + CO2 =>
CuCO3 + H2O = Cu(OH)2 + CO2
K3PO4 + H3PO4 = KH2PO4 =>
K3PO4 + 2 H3PO4 = 3 KH2PO4
SrCl2 + O2 = SrO + Cl2 =>
2 SrCl2 + O2 = 2 SrO + 2 Cl2
Fe(OH)2 + H2SiO3 = Fe(HSiO3)2 + H2O =>
Fe(OH)2 + 2 H2SiO3 = Fe(HSiO3)2 + 2 H2O
S3 = S8 =>
8 S3 = 3 S8
HCl + NaOH = NaCl + H2O* =>
HCl + NaOH = NaCl + H2O*
Mg + ZnS = MgS + Zn =>
Mg + ZnS = MgS + Zn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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