| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
H2So4 + NaCl = HCl + Na2So4 =>
H2So4 + 2 NaCl = 2 HCl + Na2So4
H2SO4 + Pb(C2H3O2)2 = PbSO4 + C2H4O2 =>
H2SO4 + Pb(C2H3O2)2 = PbSO4 + 2 C2H4O2
HClO4 + Ba(OH)2 = Ba(ClO4)2 + H2O =>
2 HClO4 + Ba(OH)2 = Ba(ClO4)2 + 2 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Fe2O3 + H2 = Fe2 + H2O =>
Fe2O3 + 3 H2 = Fe2 + 3 H2O
H2 + At = HAt =>
H2 + 2 At = 2 HAt
CH3CH2COOH + O2 = CO2 + H2O =>
2 CH3CH2COOH + 7 O2 = 6 CO2 + 6 H2O
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2 + At2 = HAt =>
H2 + At2 = 2 HAt
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Al(NO3)3 + K2CrO4 = Al2(CrO4)3 + KNO3 =>
2 Al(NO3)3 + 3 K2CrO4 = Al2(CrO4)3 + 6 KNO3
H2 + At2 = HAt =>
H2 + At2 = 2 HAt
Cu(s) + S(s) = Cu2S(s) =>
2 Cu(s) + S(s) = Cu2S(s)
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
KMnO4 + KNO2 + H2O = MnO2 + KNO3 + KOH =>
2 KMnO4 + 3 KNO2 + H2O = 2 MnO2 + 3 KNO3 + 2 KOH
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Al(NO3)3 + K2CrO4 = Al2(CrO4)3 + KNO3 =>
2 Al(NO3)3 + 3 K2CrO4 = Al2(CrO4)3 + 6 KNO3
Cu2O(s) + O2(g) = CuO(s) =>
2 Cu2O(s) + O2(g) = 4 CuO(s)
Ca(NO3)2 = Ca + NO3 =>
Ca(NO3)2 = Ca + 2 NO3
Ca + FeCl3 = CaCl3 + Fe =>
Ca + FeCl3 = CaCl3 + Fe
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Co(NO3)2 + H2S = CoS + HNO3 =>
Co(NO3)2 + H2S = CoS + 2 HNO3
B(s) + O2(g) = B2O3(s) =>
4 B(s) + 3 O2(g) = 2 B2O3(s)
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
Ca + FeCl = CaCl3 + Fe =>
Ca + 3 FeCl = CaCl3 + 3 Fe
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
FeCl + NaOH = FeOH + NaCl =>
FeCl + NaOH = FeOH + NaCl
H2SiF6 = HF + SiF4 =>
H2SiF6 = 2 HF + SiF4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
Na2 + O2 = Na2O2 =>
Na2 + O2 = Na2O2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
CuSo4(aq) + Fe(s) = Fe(So4)(aq) + Cu(s) =>
CuSo4(aq) + Fe(s) = Fe(So4)(aq) + Cu(s)
I2 + Na2S + H2O = NaI + HI + H2SO4 =>
4 I2 + Na2S + 4 H2O = 2 NaI + 6 HI + H2SO4
Al + NiSo4 = AlSo4 + Ni =>
Al + NiSo4 = AlSo4 + Ni
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Na2S2O3 + HCl = NaCl + SO2 + S + H20 =>
10 Na2S2O3 + 20 HCl = 20 NaCl + 15 SO2 + 5 S + H20
Cd(NH3)4{2} + H2S + H{+} = CdS + NH4{+} =>
Cd(NH3)4{2} + H2S + 2 H{+} = CdS + 4 NH4{+}
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CAO + C = CAC2 + CO =>
CAO + 3 C = CAC2 + CO
MnSO4 + KClO2 + KOH = K2MnO4 + KCl + K2SO4 + H2O =>
MnSO4 + KClO2 + 4 KOH = K2MnO4 + KCl + K2SO4 + 2 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/02/15
Équations équilibrées sur04/01/14
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