| Équations équilibrées la veille | Équations équilibrées le lendemain |
PbCO3 + 2 HNO3 = Pb(NO3)2 + CO2 + H2O
K2CO3 + H2SO4 = K2SO4 + CO2 + H2O =>
K2CO3 + H2SO4 = K2SO4 + CO2 + H2O
Cu2O + H2CO3 = Cu2CO3 + H2O =>
Cu2O + H2CO3 = Cu2CO3 + H2O
Fe2O3 + S = Fe + SO2 =>
2 Fe2O3 + 3 S = 4 Fe + 3 SO2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
SnCl4 + (NH4)3PO4 = Sn3(PO4)4 + NH4Cl =>
3 SnCl4 + 4(NH4)3PO4 = Sn3(PO4)4 + 12 NH4Cl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C5H14 + O2 = CO2 + H2O =>
2 C5H14 + 17 O2 = 10 CO2 + 14 H2O
Fe2(C2O4)3 = FeC2O4 + CO2 =>
Fe2(C2O4)3 = 2 FeC2O4 + 2 CO2
Zn + H2O = ZnOH + H2 =>
2 Zn + 2 H2O = 2 ZnOH + H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na2S + Pb(NO3)2 = NaNO3 + PbS =>
Na2S + Pb(NO3)2 = 2 NaNO3 + PbS
CuO + HNO3 = Cu(NO3)2 + O2 + H2 =>
2 CuO + 4 HNO3 = 2 Cu(NO3)2 + O2 + 2 H2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
NaHCO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 CO2 + 2 H2O
HNO3 + MnBr2 + PbO2 = HMnO4 + Br2 + Pb(NO3)2 + H2O =>
14 HNO3 + 2 MnBr2 + 7 PbO2 = 2 HMnO4 + 2 Br2 + 7 Pb(NO3)2 + 6 H2O
HNO3 + MnBr2 + PbO2 = HMnO4 + Br2 + Pb(NO2)2 + H2O =>
14 HNO3 + 6 MnBr2 + 7 PbO2 = 6 HMnO4 + 6 Br2 + 7 Pb(NO2)2 + 4 H2O
HNO3 + MnBr2 + PbO2 = HMnO4 + Br2 + Pb(NO)2 + H2O =>
14 HNO3 + 10 MnBr2 + 7 PbO2 = 10 HMnO4 + 10 Br2 + 7 Pb(NO)2 + 2 H2O
HNO3 = H2 + N + O2 =>
2 HNO3 = H2 + 2 N + 3 O2
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
C + H2 = CH4 =>
C + 2 H2 = CH4
C + H2 + O2 = CH3CH2COOH =>
3 C + 3 H2 + O2 = CH3CH2COOH
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
H2SO4 + NaHCO3 = CO2 + H2O + Na2SO4 =>
H2SO4 + 2 NaHCO3 = 2 CO2 + 2 H2O + Na2SO4
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KI + Pb(CH3COO)2 = PbI2 + CH3COOK =>
2 KI + Pb(CH3COO)2 = PbI2 + 2 CH3COOK
KI + CuSO4 = K2SO4 + CuI2 =>
2 KI + CuSO4 = K2SO4 + CuI2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Fe3 + Cl5 = FeCl7 =>
5 Fe3 + 21 Cl5 = 15 FeCl7
H2O2 = H20 + O2 =>
10 H2O2 = H20 + 10 O2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
K + O2 = K2O =>
4 K + O2 = 2 K2O
Fe3 + Cz5 = FeCz7 =>
5 Fe3 + 21 Cz5 = 15 FeCz7
Rb + O2 = Rb2O =>
4 Rb + O2 = 2 Rb2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/11/08
Équations équilibrées sur03/12/07
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