| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O2 + H2O = H2Cr2O3
H + As2O3 + NO3 = H2AsO4 + NO =>
8 H + 2 As2O3 + 5 NO3 = 4 H2AsO4 + 5 NO
Zn(S) + CdSO4(ac) = ZnSO4(ac) + Cd(S) =>
Zn(S) + CdSO4(ac) = ZnSO4(ac) + Cd(S)
(NH4)2Fe(SO4)2 + K3[Fe(CN)6] = K2SO4 + (NH4)2SO4 + Fe3[Fe(CN)6]2 =>
3(NH4)2Fe(SO4)2 + 2 K3[Fe(CN)6] = 3 K2SO4 + 3(NH4)2SO4 + Fe3[Fe(CN)6]2
Na2S + Fe = Fe2S3 + Na =>
3 Na2S + 2 Fe = Fe2S3 + 6 Na
KMnO4 + NaSO3 + HCl = MnCl2 + H2O + NaSO4 + KCl =>
2 KMnO4 + 5 NaSO3 + 6 HCl = 2 MnCl2 + 3 H2O + 5 NaSO4 + 2 KCl
H2O + CO2 = O2 + CH2O =>
H2O + CO2 = O2 + CH2O
F + S = FS =>
F + S = FS
C4H8O + HNO3 = CO2 + H2O + N2 =>
5 C4H8O + 22 HNO3 = 20 CO2 + 31 H2O + 11 N2
C12H22O11 = C(s) + H2O =>
C12H22O11 = 12 C(s) + 11 H2O
Cr(NO3)3 + Na2O2 + NaOH = Na2CrO4 + NaNO3 + H2O =>
2 Cr(NO3)3 + 3 Na2O2 + 4 NaOH = 2 Na2CrO4 + 6 NaNO3 + 2 H2O
CuCO3*Cu(HO)2 = CuO + CO2 + H2O =>
CuCO3*Cu(HO)2 = 2 CuO + CO2 + H2O
HOClO = ClO2 + Cl2 + H2O =>
8 HOClO = 6 ClO2 + Cl2 + 4 H2O
H2(SO4)3 + Al(OH)2 = H2O + Al(SO4)3 =>
H2(SO4)3 + Al(OH)2 = 2 H2O + Al(SO4)3
Sb2Cl3 + HCl = SbCl3 + H2 =>
2 Sb2Cl3 + 6 HCl = 4 SbCl3 + 3 H2
NO2({-}) + H2O2 = NO3({-}) + H2O =>
NO2({-}) + H2O2 = NO3({-}) + H2O
AgNO3 + Ni(NO3)2 = Ag(NO3)2 + Ni2NO3 =>
3 AgNO3 + 2 Ni(NO3)2 = 3 Ag(NO3)2 + Ni2NO3
Br2 + H2O + SO2 = H2SO4 + HBr =>
Br2 + 2 H2O + SO2 = H2SO4 + 2 HBr
Ag2O + NH4OH = H2O + (Ag(NH3)2)OH =>
Ag2O + 4 NH4OH = 3 H2O + 2(Ag(NH3)2)OH
H3Po4 + NaCl = HCl + Na3Po4 =>
H3Po4 + 3 NaCl = 3 HCl + Na3Po4
K3PO4 + Co(C2H3O2)2 = K(C2H3O2) + Co3(PO4)2 =>
2 K3PO4 + 3 Co(C2H3O2)2 = 6 K(C2H3O2) + Co3(PO4)2
NH4 + OH = NH3 + HOH =>
NH4 + OH = NH3 + HOH
K2HPO4 + LiOH = KH2PO4 + LiOK =>
K2HPO4 + LiOH = KH2PO4 + LiOK
KNO2 + H2SO4 + KMnO4 = K2SO4 + KNO3 + H2O + MnSO4 =>
5 KNO2 + 3 H2SO4 + 2 KMnO4 = K2SO4 + 5 KNO3 + 3 H2O + 2 MnSO4
CuSO4 + (NH4)3PO4 = CuPO4 + (NH4)3SO4 =>
CuSO4 + (NH4)3PO4 = CuPO4 + (NH4)3SO4
Mn2O3 + TiO2 = MnTiO3 + O2 =>
2 Mn2O3 + 4 TiO2 = 4 MnTiO3 + O2
S2O3{2-} + Bi{3+} = Bi2(S2O3)3 =>
3 S2O3{2-} + 2 Bi{3+} = Bi2(S2O3)3
[MgOH]3PO4 + HClO3 = Mg(ClO3)2 + P2O5 + H2O =>
2[MgOH]3PO4 + 12 HClO3 = 6 Mg(ClO3)2 + P2O5 + 9 H2O
Zn(s) + HNO3(aq) = Zn(NO3)2(aq) + NH4NO3(aq) + H2O =>
4 Zn(s) + 10 HNO3(aq) = 4 Zn(NO3)2(aq) + NH4NO3(aq) + 3 H2O
Al3 + FeO = Al2O3 + Fe2 =>
4 Al3 + 18 FeO = 6 Al2O3 + 9 Fe2
PBO2 = PBO + O3 =>
3 PBO2 = 3 PBO + O3
CaCO3 + C2H4O2 = Ca(C2H4O2)2 + CO2 + H2O =>
4 CaCO3 + 9 C2H4O2 = 4 Ca(C2H4O2)2 + 6 CO2 + 2 H2O
(CaO2)(Ca(OH)2) = (CaO) + H2O + O2 =>
2(CaO2)(Ca(OH)2) = 4(CaO) + 2 H2O + O2
FeCl2 + NaBr = FeBr2 + NaCl =>
FeCl2 + 2 NaBr = FeBr2 + 2 NaCl
AtH2 + Os3 + Al2 = AtOs2 + AlH3 =>
3 AtH2 + 2 Os3 + Al2 = 3 AtOs2 + 2 AlH3
NaHCO3 + Fe2O3 = Fe(HCO3)3 + Na2O =>
6 NaHCO3 + Fe2O3 = 2 Fe(HCO3)3 + 3 Na2O
CuCl2*H2O + NaOH = Cu(OH)2 + NaCl + H2O =>
CuCl2*H2O + 2 NaOH = Cu(OH)2 + 2 NaCl + H2O
C2HCl2F3 = C2Cl2F2 + HF =>
C2HCl2F3 = C2Cl2F2 + HF
KMnO4 + (COOH)2*H2O + H2SO4 = CO2 + H2O + MnSO4 + KSO4 =>
KMnO4 + 2(COOH)2*H2O + 2 H2SO4 = 4 CO2 + 6 H2O + MnSO4 + KSO4
I2 + NH4Cl = INH4 + Cl2 =>
I2 + 2 NH4Cl = 2 INH4 + Cl2
Cu(NO3)2(aq) + Al(s) = Al(NO3)2(aq) + Cu(s) =>
Cu(NO3)2(aq) + Al(s) = Al(NO3)2(aq) + Cu(s)
C2H5NO2 + H2O = C2H3NO2 + H3O =>
C2H5NO2 + 2 H2O = C2H3NO2 + 2 H3O
CoCl3 + NH4OH = (Co(NH3)4)Cl3 + H2O =>
CoCl3 + 4 NH4OH = (Co(NH3)4)Cl3 + 4 H2O
KOH(aq) + NH4Cl(aq) = KCl(aq) + NH3(s) + H2O(l) =>
KOH(aq) + NH4Cl(aq) = KCl(aq) + NH3(s) + H2O(l)
AlCl3 + Na2CO3 + H2O = Al(OH)3 + NaCl + H2CO3 =>
2 AlCl3 + 3 Na2CO3 + 6 H2O = 2 Al(OH)3 + 6 NaCl + 3 H2CO3
CuS + Ca(OH)2 = Cu(OH)2 + CaS =>
CuS + Ca(OH)2 = Cu(OH)2 + CaS
Li + HCl = H2 + LiCl =>
2 Li + 2 HCl = H2 + 2 LiCl
P4(s) + NaOH(aq) + H2O(l) = NaH2OPO4(aq) + PH3(s) =>
5 P4(s) + 6 NaOH(aq) + 24 H2O(l) = 6 NaH2OPO4(aq) + 14 PH3(s)
Cr2O3 + SiC = Cr + Si + CO =>
Cr2O3 + 3 SiC = 2 Cr + 3 Si + 3 CO
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
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Équations équilibrées sur12/18/24
Équations équilibrées sur01/17/24
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