| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + PO4 = CuPO4
C6H5F + O2 = CO + H2O + F2 =>
4 C6H5F + 17 O2 = 24 CO + 10 H2O + 2 F2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
HgO(g) = Hg(l) + O2(g) =>
2 HgO(g) = 2 Hg(l) + O2(g)
I2H2 = HI =>
I2H2 = 2 HI
ZnF2 + H2O = ZnO + HF =>
ZnF2 + H2O = ZnO + 2 HF
C10H15NO + HCl = C10H15N + H2O + Cl =>
C10H15NO + 2 HCl = C10H15N + H2O + 2 Cl
Cu + AgO = Ag + Cu2O =>
2 Cu + AgO = Ag + Cu2O
Na4C + CaCl2 = Ca4C2 + NaCl =>
2 Na4C + 4 CaCl2 = Ca4C2 + 8 NaCl
Fe3O4 + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe3O4 + 10 HNO3 = 3 Fe(NO3)3 + NO2 + 5 H2O
H2SO4 + CH3COO{-} = HSO4{-} + CH3COOH =>
H2SO4 + CH3COO{-} = HSO4{-} + CH3COOH
MnO2 + Si = Mn + SiO2 =>
MnO2 + Si = Mn + SiO2
C6H6S2 + O2 = CO + H2O + SO3 =>
2 C6H6S2 + 15 O2 = 12 CO + 6 H2O + 4 SO3
Cu(NO3)2 + SnCl2 = CuCl2 + Sn(NO3)2 =>
Cu(NO3)2 + SnCl2 = CuCl2 + Sn(NO3)2
Cr2O7{2-} + C2H4O + H{+} = CH3COOH + Cr{3+} + H2O =>
Cr2O7{2-} + 3 C2H4O + 8 H{+} = 3 CH3COOH + 2 Cr{3+} + 4 H2O
Ca(s) + N2(g) + O2(g) = Ca(NO3)2 =>
Ca(s) + N2(g) + 3 O2(g) = Ca(NO3)2
Mg(s) + CuS(aq) = MgS(aq) + Cu(s) =>
Mg(s) + CuS(aq) = MgS(aq) + Cu(s)
C + NO2 = CO2 + NO =>
C + 2 NO2 = CO2 + 2 NO
MnO4{-} + OH{-} + S2O5{2-} = MnO2 + SO4{2-} + H2O =>
4 MnO4{-} + 2 OH{-} + 3 S2O5{2-} = 4 MnO2 + 6 SO4{2-} + H2O
CuFeS2(s) + O2(g) = CuO(s) + Fe2O3(s) + SO2(g) =>
4 CuFeS2(s) + 13 O2(g) = 4 CuO(s) + 2 Fe2O3(s) + 8 SO2(g)
FeCl3(aq) + K4[Fe(CN)6](aq) = KFe[Fe(CN)6](s) + KCl(aq) =>
FeCl3(aq) + K4[Fe(CN)6](aq) = KFe[Fe(CN)6](s) + 3 KCl(aq)
NaVO3 + NaOH + H2O2 = Na3[V(O2)4] + H2O =>
NaVO3 + 2 NaOH + 4 H2O2 = Na3[V(O2)4] + 5 H2O
B2H6 + NH3 = B2H6N3 + H2 =>
2 B2H6 + 6 NH3 = 2 B2H6N3 + 9 H2
MnS2 + O2 = Mn2O3 + SO2 =>
4 MnS2 + 11 O2 = 2 Mn2O3 + 8 SO2
Zn(NO3)2 + Na2SiO3 = ZnSiO3 + NaNO3 =>
Zn(NO3)2 + Na2SiO3 = ZnSiO3 + 2 NaNO3
MgCo3 + CaCl2 = MgCl2 + CaCo3 =>
MgCo3 + CaCl2 = MgCl2 + CaCo3
H3BO3 + HF = HBF4 + H2O =>
H3BO3 + 4 HF = HBF4 + 3 H2O
NaF(aq) + HI(aq) = NaI(aq) + HF(aq) =>
NaF(aq) + HI(aq) = NaI(aq) + HF(aq)
CuCO3 + O2 = CuO + CO3 =>
2 CuCO3 + O2 = 2 CuO + 2 CO3
K2O + NO = K2NO2 =>
K2O + NO = K2NO2
FeO(s) + C(s) = Fe(s) + CO2(g) =>
2 FeO(s) + C(s) = 2 Fe(s) + CO2(g)
KNO3 + (NH4)2CrO4 = K2CrO4 + NH4NO3 =>
2 KNO3 + (NH4)2CrO4 = K2CrO4 + 2 NH4NO3
C2H5OH(l) + O2 = CO2 + H2O(g) =>
C2H5OH(l) + 3 O2 = 2 CO2 + 3 H2O(g)
CoCl2 + H2SO4 = Co(SO4) + HCl =>
CoCl2 + H2SO4 = Co(SO4) + 2 HCl
Al + KOH = Al(OH)3 + K =>
Al + 3 KOH = Al(OH)3 + 3 K
KNO3 + KOH = K2 + NO3OH =>
KNO3 + KOH = K2 + NO3OH
MnS2 + O2 = Mn2O3 + SO2 =>
4 MnS2 + 11 O2 = 2 Mn2O3 + 8 SO2
MgO + Cl2O3 = MgCl2 + O2 =>
MgO + Cl2O3 = MgCl2 + 2 O2
CH2O + Cu(OH)2 = CH2O2 + Cu2O + H2O =>
CH2O + 2 Cu(OH)2 = CH2O2 + Cu2O + 2 H2O
H2 + Fe2O3 = H3Fe + O2 =>
6 H2 + 2 Fe2O3 = 4 H3Fe + 3 O2
H2SO3(aq) + CsOH(aq) = Cs2SO3(aq) + H2O(l) =>
H2SO3(aq) + 2 CsOH(aq) = Cs2SO3(aq) + 2 H2O(l)
Sn + Na2CO3 = Sn(CO3)2 + Na =>
Sn + 2 Na2CO3 = Sn(CO3)2 + 4 Na
NO2(g) + H2O = HNO3(ac) + NO(g) =>
3 NO2(g) + H2O = 2 HNO3(ac) + NO(g)
CH3CONH2 + H2O = CH3CONH3 + OH =>
CH3CONH2 + H2O = CH3CONH3 + OH
Ca(NO3)2(aq) + Na2S(aq) = CaS(aq) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2S(aq) = CaS(aq) + 2 NaNO3(aq)
NaHCOO + H2SO4 = CO + H2O + Na2SO4 =>
2 NaHCOO + H2SO4 = 2 CO + 2 H2O + Na2SO4
CoCl2*6H2O + NH4Cl + NH4OH + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2*6H2O + 2 NH4Cl + 10 NH4OH + H2O2 = 2[Co(NH3)6]Cl3 + 24 H2O
KCNS + KMnO4 + H2SO4 = MnSO4 + KHSO4 + HCN + H2O =>
5 KCNS + 6 KMnO4 + 12 H2SO4 = 6 MnSO4 + 11 KHSO4 + 5 HCN + 4 H2O
Na2S + HClO4 = NaClO4 + H2S =>
Na2S + 2 HClO4 = 2 NaClO4 + H2S
Li2 + O2 = Li2O =>
2 Li2 + O2 = 2 Li2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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