| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 10 NaCl + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Na2SO4 + 5 Cl2 + 8 H2O
KBr + PbO2 + HNO3 = Pb(NO3)3 + Br2 + KNO3 + H2O =>
2 KBr + 2 PbO2 + 8 HNO3 = 2 Pb(NO3)3 + Br2 + 2 KNO3 + 4 H2O
KMnO4 + H4N2 + H2SO4 = N2 + Mn2SO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H4N2 + 2 H2SO4 = 3 N2 + Mn2SO4 + K2SO4 + 8 H2O
C3H9OH + O2 = CO2 + H28 =>
14 C3H9OH + 35 O2 = 42 CO2 + 5 H28
Fe(NO3)3 + K2CrO4 = Fe2(CrO4)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2CrO4 = Fe2(CrO4)3 + 6 KNO3
Ca2[Fe(CN)6] + HCl = Fe(CN)2 + HCN + CaCl2 =>
Ca2[Fe(CN)6] + 4 HCl = Fe(CN)2 + 4 HCN + 2 CaCl2
Cu(s) + HNO3(l) = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(l) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
Ca(C2H3O2)2 + Mn(CN)2 = Ca(CN)2 + Mn(C2H3O2)2 =>
Ca(C2H3O2)2 + Mn(CN)2 = Ca(CN)2 + Mn(C2H3O2)2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Fe + NaBr = FeBr3 + Na =>
Fe + 3 NaBr = FeBr3 + 3 Na
Cu(SO4) + NH3 + H2O = Cu(OH)2 + (NH4)2SO4 =>
Cu(SO4) + 2 NH3 + 2 H2O = Cu(OH)2 + (NH4)2SO4
Fe + Pt(NO3)2 = Pt + Fe(NO3)2 =>
Fe + Pt(NO3)2 = Pt + Fe(NO3)2
IO3{-} + HSO3{-} = HSO4{-} + SO4{2-} + H2O + I2 =>
2 IO3{-} + 5 HSO3{-} = 3 HSO4{-} + 2 SO4{2-} + H2O + I2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C4H10FO2P + O2 = H3PO4 + CO2 + HF + H2O =>
2 C4H10FO2P + 13 O2 = 2 H3PO4 + 8 CO2 + 2 HF + 6 H2O
Cu(OH)2 + NH4OH = [Cu(NH3)4] + OH + H2O =>
Cu(OH)2 + 4 NH4OH = [Cu(NH3)4] + 2 OH + 4 H2O
Mg(NO3)2 + NaC2H3O2 = Mg(C2H3O2)2 + NaNO3 =>
Mg(NO3)2 + 2 NaC2H3O2 = Mg(C2H3O2)2 + 2 NaNO3
Fe3C + HCl = FeCl2 + C + H2 =>
Fe3C + 6 HCl = 3 FeCl2 + C + 3 H2
As2O3 + H2 = AsH3 + O2 =>
2 As2O3 + 6 H2 = 4 AsH3 + 3 O2
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
HCHO + Ag(NH3)2{+} + OH{-} = CHOO{-} + NH3 + H2O + Ag =>
HCHO + 2 Ag(NH3)2{+} + 3 OH{-} = CHOO{-} + 4 NH3 + 2 H2O + 2 Ag
Sr + CuCl2 = Cu2Sr + Cl2 =>
Sr + 2 CuCl2 = Cu2Sr + 2 Cl2
LiOH + Cu = Li + Cu(OH)2 =>
2 LiOH + Cu = 2 Li + Cu(OH)2
Ag3N = Ag + N =>
Ag3N = 3 Ag + N
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
KOH + NH4Br = KBr + NH4OH =>
KOH + NH4Br = KBr + NH4OH
Na2Cr2O7 + SnCl2 + HCl = SnCl4 + CrCl + NaCl + H2O =>
Na2Cr2O7 + 5 SnCl2 + 14 HCl = 5 SnCl4 + 2 CrCl + 2 NaCl + 7 H2O
RbOH + Ca3N2 = Rb3N + Ca(OH)2 =>
6 RbOH + Ca3N2 = 2 Rb3N + 3 Ca(OH)2
NO2Br = Br + NO2 =>
NO2Br = Br + NO2
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
La2O3 + CrO3 = La(CrO)3 + O2 =>
2 La2O3 + 12 CrO3 = 4 La(CrO)3 + 15 O2
(C15H31COO)3C3H5 + H2O = C3H8O3 + C15H31COOH =>
(C15H31COO)3C3H5 + 3 H2O = C3H8O3 + 3 C15H31COOH
F2 + Fe2O3 = FeF2 + O2 =>
4 F2 + 2 Fe2O3 = 4 FeF2 + 3 O2
KI + Na3PO4 = KPO4 + Na3I =>
KI + Na3PO4 = KPO4 + Na3I
NaBiO3 + Mn(NO3)2 + HNO3 = Bi(NO3)3 + HMnO4 + NaNO3 + H2O =>
5 NaBiO3 + 2 Mn(NO3)2 + 16 HNO3 = 5 Bi(NO3)3 + 2 HMnO4 + 5 NaNO3 + 7 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
NaMnO4 + KI + HCl = MnCl2 + I2 + KCl + NaCl + H2O =>
2 NaMnO4 + 10 KI + 16 HCl = 2 MnCl2 + 5 I2 + 10 KCl + 2 NaCl + 8 H2O
Hg + Sb + O = Hg2Sb2O8 =>
2 Hg + 2 Sb + 8 O = Hg2Sb2O8
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
K2O(s) + P4O10(s) = K3PO4(s) =>
6 K2O(s) + P4O10(s) = 4 K3PO4(s)
H2OH2 + O2 = H2O2 =>
2 H2OH2 + 3 O2 = 4 H2O2
C6H5CH = CHC6H5 =>
C6H5CH = CHC6H5
CuSO4*5H2O + KI = CuI + I3{-} + K{+} + K2SO4 + H2O =>
2 CuSO4*5H2O + 5 KI = 2 CuI + I3{-} + K{+} + 2 K2SO4 + 10 H2O
Fe(CO)5 + OH = HFe(CO)4 + CO2(OH) =>
Fe(CO)5 + 2 OH = HFe(CO)4 + CO2(OH)
Al + NPb = NAl + Pb =>
Al + NPb = NAl + Pb
NaOH + H3X = NaH2X + H2O =>
NaOH + H3X = NaH2X + H2O
AgNO3 + CuSO4 = AgS + CuNO3 + O2 =>
AgNO3 + CuSO4 = AgS + CuNO3 + 2 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/16/24
Équations équilibrées sur01/15/24
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