| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 HNO3 + 3 CdS = 3 Cd(NO3)2 + 2 NO + 3 S + 4 H2O
Fe2O3(s) + H2(g) = Fe(s) + H2O(g) =>
Fe2O3(s) + 3 H2(g) = 2 Fe(s) + 3 H2O(g)
FeO + SiO2 = FeSiO3 =>
FeO + SiO2 = FeSiO3
C2H5ClO + Ca(OH)2 = C2H4O + CaCl2 + H2O =>
2 C2H5ClO + Ca(OH)2 = 2 C2H4O + CaCl2 + 2 H2O
H2O3 + Fe2O = Fe2O3 + H2O =>
H2O3 + Fe2O = Fe2O3 + H2O
Fe2O3(s) + CO = Fe(s) + CO2 =>
Fe2O3(s) + 3 CO = 2 Fe(s) + 3 CO2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Cu2(OH)2CO3(s) + HCl(aq) = CuCl2(s) + CO2(g) + H2O(l) =>
Cu2(OH)2CO3(s) + 4 HCl(aq) = 2 CuCl2(s) + CO2(g) + 3 H2O(l)
C7H16 + O2 = H2O + CO =>
2 C7H16 + 15 O2 = 16 H2O + 14 CO
(NH4)2CO3 + CaCl2 = (NH4)Cl + CaCO3 =>
(NH4)2CO3 + CaCl2 = 2(NH4)Cl + CaCO3
NO2 = NO3 + NO =>
2 NO2 = NO3 + NO
NO2 = N2O4 =>
2 NO2 = N2O4
CaCO3 + H2O = CaH2OCO3 =>
CaCO3 + H2O = CaH2OCO3
Rb + RbNO3 = Rb2O + N3 =>
15 Rb + 3 RbNO3 = 9 Rb2O + N3
Zn(NO3)2 + Na(OH) = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 Na(OH) = Zn(OH)2 + 2 NaNO3
FeCl3 + NaOH = NaCl + OH + Fe =>
FeCl3 + 3 NaOH = 3 NaCl + 3 OH + Fe
HCN(g) + O2(g) = CO2(g) + H2O(g) + NO(g) =>
4 HCN(g) + 7 O2(g) = 4 CO2(g) + 2 H2O(g) + 4 NO(g)
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
NO2 = NO3 + NO =>
2 NO2 = NO3 + NO
FeS2 + O2 + OH{-} = Fe(OH)3 + SO4{-2} + H2O =>
4 FeS2 + 15 O2 + 16 OH{-} = 4 Fe(OH)3 + 8 SO4{-2} + 2 H2O
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
CO + H2O + F2 = C2H3O2F + O2 =>
8 CO + 6 H2O + 2 F2 = 4 C2H3O2F + 3 O2
[Fe(H2O)6]Cl3 + KSCN = [Fe(SCN)4]K + KCl + H2O =>
[Fe(H2O)6]Cl3 + 4 KSCN = [Fe(SCN)4]K + 3 KCl + 6 H2O
Mg3N2 + H2O = MgO + NH3 =>
Mg3N2 + 3 H2O = 3 MgO + 2 NH3
NO2 = NO3 + NO =>
2 NO2 = NO3 + NO
Fe2(C2O4)3 + KMnO4 + H2SO4 = FeSO4 + K2SO4 + MnSO4 + CO2 + H2O =>
5 Fe2(C2O4)3 + 4 KMnO4 + 16 H2SO4 = 10 FeSO4 + 2 K2SO4 + 4 MnSO4 + 30 CO2 + 16 H2O
CaCO3 + SO2 + H2O = Ca(HSO3)2 + CO2 =>
CaCO3 + 2 SO2 + H2O = Ca(HSO3)2 + CO2
KNO3 + CH3COOH = NH3 + CO2 + H2O + K2 =>
8 KNO3 + 9 CH3COOH = 8 NH3 + 18 CO2 + 6 H2O + 4 K2
NaHCO3 = CO2 + H2O + Na2CO3 =>
2 NaHCO3 = CO2 + H2O + Na2CO3
Mg = Mg2{+} + e =>
2 Mg = Mg2{+} + e
BaCO3KOH = KCO3BaOH =>
BaCO3KOH = KCO3BaOH
H3PO4 + Fe2(SO4)3 = FePO4 + H2SO4 =>
2 H3PO4 + Fe2(SO4)3 = 2 FePO4 + 3 H2SO4
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
AgNO3 + P4 + H2O = H3PO4 + Ag3P + HNO3 =>
15 AgNO3 + 2 P4 + 12 H2O = 3 H3PO4 + 5 Ag3P + 15 HNO3
C2H5OH + HNO3 = CH3CHO + HNO2 + H2O =>
C2H5OH + HNO3 = CH3CHO + HNO2 + H2O
ZnSO4H2O = ZnOH2SO4 =>
ZnSO4H2O = ZnOH2SO4
H2SO4 + NaOH = NaSO4H + H2O =>
H2SO4 + NaOH = NaSO4H + H2O
NH4CN + NaOH = NH4OH + NaCN =>
NH4CN + NaOH = NH4OH + NaCN
CaCl2(s) + Na2CO3(s) = CaCO3 + NaCl =>
CaCl2(s) + Na2CO3(s) = CaCO3 + 2 NaCl
NO2 = N2O4 =>
2 NO2 = N2O4
Cl2 + NH4Br = NH4Cl + Br2 =>
Cl2 + 2 NH4Br = 2 NH4Cl + Br2
H2O + NaOH = Na(OH)2 + H2 =>
2 H2O + 2 NaOH = 2 Na(OH)2 + H2
MgS = Mg + S =>
MgS = Mg + S
CsOH + HI = CsI + H2O =>
CsOH + HI = CsI + H2O
Cu(s) + HCl = CuCl2 + H =>
Cu(s) + 2 HCl = CuCl2 + 2 H
H{+} + MnO4{-} + C2O4{2-} = Mn{+2} + CO2 + H2O =>
16 H{+} + 2 MnO4{-} + 5 C2O4{2-} = 2 Mn{+2} + 10 CO2 + 8 H2O
AlCl3 + Na3(PO4) = Al(PO4) + Cl + Na =>
AlCl3 + Na3(PO4) = Al(PO4) + 3 Cl + 3 Na
HS{-} + OH{-} = S{2-} + H2O =>
HS{-} + OH{-} = S{2-} + H2O
LClO3 = LCl + O2 =>
2 LClO3 = 2 LCl + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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