| Équations équilibrées la veille | Équations équilibrées le lendemain |
CUO + 2 HCl = CUCl2 + H2O
KMNO4 = K2MNO4 + MNO2 + O2 =>
2 KMNO4 = K2MNO4 + MNO2 + O2
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
K + Cl2 = KCl2 =>
K + Cl2 = KCl2
FeCl3 + KI = FeCl2 + I2 + KCl =>
2 FeCl3 + 2 KI = 2 FeCl2 + I2 + 2 KCl
MnCl2 + KBrO3 + KOH = MnO2 + KBr + KCl + H2O =>
3 MnCl2 + KBrO3 + 6 KOH = 3 MnO2 + KBr + 6 KCl + 3 H2O
Na2SO4 = Na + SO4 =>
Na2SO4 = 2 Na + SO4
Fe2O3 + S = SO2 + Fe =>
2 Fe2O3 + 3 S = 3 SO2 + 4 Fe
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
CuSO4(aq) + NaOH(aq) + HCl(aq) = CuCl2(s) + Na2SO4(aq) + H2O(g) =>
CuSO4(aq) + 2 NaOH(aq) + 2 HCl(aq) = CuCl2(s) + Na2SO4(aq) + 2 H2O(g)
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cu + HNO3 = CuNO3 + H =>
Cu + HNO3 = CuNO3 + H
C6H12O6 = C18H36O2 + CO2 + H2O =>
13 C6H12O6 = 3 C18H36O2 + 24 CO2 + 24 H2O
Al(ClO3)3 = AlCl3 + O2 =>
2 Al(ClO3)3 = 2 AlCl3 + 9 O2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
NaOH + HNO3 = H2O + NaNO3 =>
NaOH + HNO3 = H2O + NaNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH3COONa + H2O = CH3COOH + NaOH =>
CH3COONa + H2O = CH3COOH + NaOH
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
Pt + HNO3 + HCl = PtCl4 + NO + H2O =>
3 Pt + 4 HNO3 + 12 HCl = 3 PtCl4 + 4 NO + 8 H2O
HI + O2 = I2 + H2O =>
4 HI + O2 = 2 I2 + 2 H2O
C2H6O2 + O2 = CO2 + H20 =>
10 C2H6O2 + 10 O2 = 20 CO2 + 3 H20
Fe + O2 + C = Fe2(CO3)3 =>
4 Fe + 9 O2 + 6 C = 2 Fe2(CO3)3
KBr + H2SO4 = Br2 + SO2 + H2O + KSO4 =>
2 KBr + 4 H2SO4 = Br2 + 2 SO2 + 4 H2O + 2 KSO4
Na3PO4 + Ca(NO3)2 = Ca3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 NaNO3
NaCN + H2So4 = Na2So4 + HCN =>
2 NaCN + H2So4 = Na2So4 + 2 HCN
CuSO4 + NaOH(aq) = CuOH + NaSO4 =>
CuSO4 + NaOH(aq) = CuOH + NaSO4
Na2SO4 = Na{+} + SO4{2-} =>
Na2SO4 = 2 Na{+} + SO4{2-}
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
(EDTA) + CuSO4 = SO4 + Cu(EDTA) =>
(EDTA) + CuSO4 = SO4 + Cu(EDTA)
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Al + V2O = Al2O3 + V =>
2 Al + 3 V2O = Al2O3 + 6 V
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
KOH + HNO3 = KNO3 + H2O =>
KOH + HNO3 = KNO3 + H2O
CUO + HCl = CUCl2 + H2O =>
CUO + 2 HCl = CUCl2 + H2O
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
C2H2 + Br2 = C2H2Br2 =>
C2H2 + Br2 = C2H2Br2
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
H2S + Cl2 = S + HCl =>
H2S + Cl2 = S + 2 HCl
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Fe + HNO3 = Fe(NO3) + NH4NO3 + H2O =>
8 Fe + 10 HNO3 = 8 Fe(NO3) + NH4NO3 + 3 H2O
KNO3 + C = K2CO3 + CO3 + N2 =>
2 KNO3 + 2 C = K2CO3 + CO3 + N2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Zn + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
MnO4{-} + H2S + H{+} = Mn{2+} + SO4{2-} + H2O =>
8 MnO4{-} + 5 H2S + 14 H{+} = 8 Mn{2+} + 5 SO4{2-} + 12 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/17
Équations équilibrées sur11/22/16
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