| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Cu + SO2 = Cu2S + 2 CuO
Pb(NO3)2 + K2Cr2O7 = Pb2(Cr2O7)2 + KNO3 =>
2 Pb(NO3)2 + 2 K2Cr2O7 = Pb2(Cr2O7)2 + 4 KNO3
Fe3O4 + MgCl3 + I2 = FeMgO + Cl + I2O =>
Fe3O4 + 3 MgCl3 + I2 = 3 FeMgO + 9 Cl + I2O
CaO2 + HOH = CaO2OH + H2 =>
2 CaO2 + 2 HOH = 2 CaO2OH + H2
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
CsHCO3 + HNO3 = Cs(NO3) + CO2 + H2O =>
CsHCO3 + HNO3 = Cs(NO3) + CO2 + H2O
H3NO2 + Ca(OH)2 = H2O + Ca3(NO2)2 =>
2 H3NO2 + 3 Ca(OH)2 = 6 H2O + Ca3(NO2)2
HNO3 + K2Cr2O4 + Fe(NO3)2 = KNO3 + Fe(NO3)3 + Cr(NO3)2 + H2O =>
8 HNO3 + K2Cr2O4 + 2 Fe(NO3)2 = 2 KNO3 + 2 Fe(NO3)3 + 2 Cr(NO3)2 + 4 H2O
NH4ClO4 + C = CO + Cl2 + N2 + H2O =>
2 NH4ClO4 + 4 C = 4 CO + Cl2 + N2 + 4 H2O
NaNH2 + KMnO4 = MnO2 + NaOH + KOH + N2 =>
2 NaNH2 + 2 KMnO4 = 2 MnO2 + 2 NaOH + 2 KOH + N2
Na(OH) + Cl = NaCl + NaOCl + H2O =>
2 Na(OH) + 2 Cl = NaCl + NaOCl + H2O
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
Zn(OH)2 + NH3 = Zn(NH3)4{2+} + OH{-} =>
Zn(OH)2 + 4 NH3 = Zn(NH3)4{2+} + 2 OH{-}
Al2(SO4)3 + Cl = AlCl3 + SO4 =>
Al2(SO4)3 + 6 Cl = 2 AlCl3 + 3 SO4
Fe(OH)3 + NaCl = FeCl3 + NaOH =>
Fe(OH)3 + 3 NaCl = FeCl3 + 3 NaOH
Fe2O3 + H2O2 = Fe(OH)2 + O2 =>
2 Fe2O3 + 4 H2O2 = 4 Fe(OH)2 + 3 O2
CuSO4 + Na2(CO3) = Cu2(CO3)2 + Na2(SO4) =>
2 CuSO4 + 2 Na2(CO3) = Cu2(CO3)2 + 2 Na2(SO4)
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Mn(NO3)2 + Fe = Fe(NO3)2 + Mn =>
Mn(NO3)2 + Fe = Fe(NO3)2 + Mn
CH3COCH3 + H2 = CH3CO + CH4 =>
2 CH3COCH3 + H2 = 2 CH3CO + 2 CH4
Ni(NO3)2 + NH3 = Ni(NH3)2 + NO3 =>
Ni(NO3)2 + 2 NH3 = Ni(NH3)2 + 2 NO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
SF6 + SO3 = SO2F2 =>
SF6 + 2 SO3 = 3 SO2F2
Al2(CrO4)3 + NaOH = Al(OH)3 + Na2CrO4 =>
Al2(CrO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2CrO4
Na2(SO4) + Mg = Na + Mg(SO4) =>
Na2(SO4) + Mg = 2 Na + Mg(SO4)
K2S + Zn3(PO4) = K3(PO4) + Zn2S =>
3 K2S + 2 Zn3(PO4) = 2 K3(PO4) + 3 Zn2S
[Al(OH)4]{-} + CH3COOH = (CH3COO)3Al + H2O + CH3COO{-} =>
[Al(OH)4]{-} + 4 CH3COOH = (CH3COO)3Al + 4 H2O + CH3COO{-}
Zn + K2Cr2O7 + HCl = ZnCl2 + CrCl3 + KCl + H2O =>
3 Zn + K2Cr2O7 + 14 HCl = 3 ZnCl2 + 2 CrCl3 + 2 KCl + 7 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
KMnO4 + H2SO4 + NaNO2 = K2SO4 + NaNO3 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = K2SO4 + 5 NaNO3 + 2 MnSO4 + 3 H2O
C2H2O + O2 = CO2 + H2O =>
C2H2O + 2 O2 = 2 CO2 + H2O
CaO(s) + H2O(i) = Ca(OH)2(s) =>
CaO(s) + H2O(i) = Ca(OH)2(s)
Na(HCO3) + Hg(NO3)2 = Na(NO3) + Hg(HCO3)2 =>
2 Na(HCO3) + Hg(NO3)2 = 2 Na(NO3) + Hg(HCO3)2
HClO = Cl + HO =>
HClO = Cl + HO
MgSO4 + H = Mg + H2SO4 =>
MgSO4 + 2 H = Mg + H2SO4
NaCl + HClO = NaClO + HCl =>
NaCl + HClO = NaClO + HCl
C + H + O = C2H5OH =>
2 C + 6 H + O = C2H5OH
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Rb + HOH = Rb(OH) + H2 =>
2 Rb + 2 HOH = 2 Rb(OH) + H2
As2O3 = As3 + O2 =>
6 As2O3 = 4 As3 + 9 O2
NaOH + KNO3 = NaNO3 + KOH =>
NaOH + KNO3 = NaNO3 + KOH
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
H2CO3 + NaOH = Na2CO3 + H2O =>
H2CO3 + 2 NaOH = Na2CO3 + 2 H2O
CoCl2 + KNO2 + CH3COOH = K3Co(NO2)6 + NO + KCH3COO + KCl + H2O =>
CoCl2 + 7 KNO2 + 2 CH3COOH = K3Co(NO2)6 + NO + 2 KCH3COO + 2 KCl + H2O
Fe(OH)3 + CH3COOH = Fe(CH3COO)3 + H2O =>
Fe(OH)3 + 3 CH3COOH = Fe(CH3COO)3 + 3 H2O
Au + Cl2 + HCl = HAuCl4 =>
2 Au + 3 Cl2 + 2 HCl = 2 HAuCl4
Al + HCl = AlCl2 + H2 =>
Al + 2 HCl = AlCl2 + H2
H2C2O4 + NaF = Na2C2O4 + HF =>
H2C2O4 + 2 NaF = Na2C2O4 + 2 HF
Pb(aq) + Br(aq) = PbBr2(s) =>
Pb(aq) + 2 Br(aq) = PbBr2(s)
PbO4 = PbO + O2 =>
2 PbO4 = 2 PbO + 3 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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