| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuCl2 + 2 AgNO3 = 2 AgCl + Cu(NO3)2
Na2S(s) + HCl(aq) = H2S(g) + NaCl(aq) =>
Na2S(s) + 2 HCl(aq) = H2S(g) + 2 NaCl(aq)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
H2SO4 = O2 + H2O + S8 =>
8 H2SO4 = 12 O2 + 8 H2O + S8
Hg2(NO3)2 + CaCl2 = HgCl + Ca(NO3)2 =>
Hg2(NO3)2 + CaCl2 = 2 HgCl + Ca(NO3)2
NH4C2H3O2 + Fe2Cl = Fe2C2H3O2 + NH4Cl =>
NH4C2H3O2 + Fe2Cl = Fe2C2H3O2 + NH4Cl
CH2H3O2 + O2 = H2O + CO2 =>
4 CH2H3O2 + 5 O2 = 10 H2O + 4 CO2
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
HgI2 + H2SO4 = HgSO4 + I2 + H2 =>
HgI2 + H2SO4 = HgSO4 + I2 + H2
PbS + HNO3 = PbO2 + NO2 + S + H2O =>
PbS + 4 HNO3 = PbO2 + 4 NO2 + S + 2 H2O
FeSO4 + [Fe(CN)6] = Fe[Fe(CN)6] + SO4 =>
FeSO4 + [Fe(CN)6] = Fe[Fe(CN)6] + SO4
Zn(NO3)2 + H2SO4 = Zn(SO4) + HNO3 =>
Zn(NO3)2 + H2SO4 = Zn(SO4) + 2 HNO3
C2H5OCOCH2COOC2H5 + C2H5OH + Mg = C2H5OMgCH(CO2C2H5)2 + H2 =>
C2H5OCOCH2COOC2H5 + C2H5OH + Mg = C2H5OMgCH(CO2C2H5)2 + H2
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
KNO3(s) = KNO2(s) + O2(g) =>
2 KNO3(s) = 2 KNO2(s) + O2(g)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H8O7 + NaHCO3 = Na3C6H5O7 + H2O + CO =>
2 C6H8O7 + 3 NaHCO3 = Na3C6H5O7 + 7 H2O + 9 CO
Na(OH) + Br2 = Na(BrO3) + NaBr + H2O =>
6 Na(OH) + 3 Br2 = Na(BrO3) + 5 NaBr + 3 H2O
FeS2 + O2 + H2O = Fe2{+} + SO4{-} + H{+} =>
8 FeS2 + 29 O2 + 6 H2O = 4 Fe2{+} + 16 SO4{-} + 12 H{+}
Mn(NO3)2 + PbO2 + HNO3 = H2O + HMnO4 + Pb(NO3)2 =>
2 Mn(NO3)2 + 5 PbO2 + 6 HNO3 = 2 H2O + 2 HMnO4 + 5 Pb(NO3)2
Cu(NO3)2 + Ag = Cu + Ag(NO3)3 =>
3 Cu(NO3)2 + 2 Ag = 3 Cu + 2 Ag(NO3)3
Be(OH)2 + HNO3 = Be(NO3)2 + HOH =>
Be(OH)2 + 2 HNO3 = Be(NO3)2 + 2 HOH
La2O3(s) + H2O(l) = La(OH)3(ag) =>
La2O3(s) + 3 H2O(l) = 2 La(OH)3(ag)
NaNO3 + K2S = SNa + K2NO3 =>
NaNO3 + K2S = SNa + K2NO3
FeCl3(s) + H2O(l) = Fe(OH)3(ac) + HCl(ac) =>
FeCl3(s) + 3 H2O(l) = Fe(OH)3(ac) + 3 HCl(ac)
NH4NO2 = H2O + N2 =>
NH4NO2 = 2 H2O + N2
Zn + NiC12 = ZnC12 + Ni =>
Zn + NiC12 = ZnC12 + Ni
H2C + Sn(OH)4 = H2O + HSnO2 + H3CO =>
H2C + Sn(OH)4 = H2O + HSnO2 + H3CO
CaS + Na3P = Na2S + Ca3P2 =>
3 CaS + 2 Na3P = 3 Na2S + Ca3P2
H2SO4 + P4O10 = HPO3 + SO3 =>
2 H2SO4 + P4O10 = 4 HPO3 + 2 SO3
H + Cd(NH3)4 = NH4 + Cd =>
4 H + Cd(NH3)4 = 4 NH4 + Cd
Te + Br2 = TeBr =>
2 Te + Br2 = 2 TeBr
K2ClO4 + P9 = K2ClO4P9 =>
K2ClO4 + P9 = K2ClO4P9
CrBr2 + Br2 = CrBr3 =>
2 CrBr2 + Br2 = 2 CrBr3
Br2 + KCI = Br2CI + K =>
Br2 + KCI = Br2CI + K
Ag + HIO3 = AgIO3 + H2 =>
2 Ag + 2 HIO3 = 2 AgIO3 + H2
Pb + SeO2 = PbSeO2 =>
Pb + SeO2 = PbSeO2
Na2SO3 + H2O + Cl2 = Na2SO4 + HCl =>
Na2SO3 + H2O + Cl2 = Na2SO4 + 2 HCl
NH4SCN + NaOH = NH4OH + NaSCN =>
NH4SCN + NaOH = NH4OH + NaSCN
Br2(l) + C2H2(g) = C2H2Br4(l) =>
2 Br2(l) + C2H2(g) = C2H2Br4(l)
NO2{-} + (NH2)HSO3 + H{+} = H2SO4 + N2 + H2O =>
NO2{-} + (NH2)HSO3 + H{+} = H2SO4 + N2 + H2O
S + F2 = (SF6)2 =>
2 S + 6 F2 = (SF6)2
Rb2CrO4 + FeCl3 = Fe2(CrO4)3 + RbCl =>
3 Rb2CrO4 + 2 FeCl3 = Fe2(CrO4)3 + 6 RbCl
K2Cr2O4 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O4 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 4 H2O
BaO + H2S = BaS + HOH =>
BaO + H2S = BaS + HOH
FeCl2 + O + HCl = FeCl3 + H2O =>
2 FeCl2 + O + 2 HCl = 2 FeCl3 + H2O
NaHCO3(s)(heat) = Na2O + H2O + CO2 =>
2 NaHCO3(s)(heat) = Na2O + H2O + 2 CO2
N3H4 + O2 = N + H2O =>
N3H4 + O2 = 3 N + 2 H2O
C3H8(g) + O2(g) = CO2(ac) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(ac) + 4 H2O(g)
BO2 + HCl = HBO2 + Cl =>
BO2 + HCl = HBO2 + Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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