| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 H2SO4 + 4 CaI2 = 4 CaSO4 + 4 I2 + H2S + 4 H2O
H2O2 + Cr2(SO4)3 + KOH = K2CrO4 + K2SO4 + H2O =>
3 H2O2 + Cr2(SO4)3 + 10 KOH = 2 K2CrO4 + 3 K2SO4 + 8 H2O
Mg + H2So4 = Mg2So4 + H2 =>
2 Mg + H2So4 = Mg2So4 + H2
HBr = H2 + Br2 =>
2 HBr = H2 + Br2
KI + NaNO2 + H2SO4 = I2 + NO + K2SO4 + Na2SO4 + H2O =>
2 KI + 2 NaNO2 + 2 H2SO4 = I2 + 2 NO + K2SO4 + Na2SO4 + 2 H2O
FeCl3 + (NH4)2S = FeS + S + NH4Cl =>
2 FeCl3 + 3(NH4)2S = 2 FeS + S + 6 NH4Cl
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Na + PbF = NaF + Pb =>
Na + PbF = NaF + Pb
AgNO3(aq) + HCl(aq) = AgCl(s) + HNO3(aq) =>
AgNO3(aq) + HCl(aq) = AgCl(s) + HNO3(aq)
ZN + HCi = ZNCi2 + H2 =>
ZN + 2 HCi = ZNCi2 + H2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
C2H4O2 + CH5N = C3H7NO + H2O =>
C2H4O2 + CH5N = C3H7NO + H2O
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
NaHSe + GeO2 + FeCl2 = Fe2GeSe4 + H2O + NaCl =>
4 NaHSe + GeO2 + 2 FeCl2 = Fe2GeSe4 + 2 H2O + 4 NaCl
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
CH3CH2I + KCN = CH3CH2CN + KI =>
CH3CH2I + KCN = CH3CH2CN + KI
N + H = NH =>
N + H = NH
HOCl = HCl + O2 =>
2 HOCl = 2 HCl + O2
FeCl3 + Cu = FeCl2 + CuCl2 =>
2 FeCl3 + Cu = 2 FeCl2 + CuCl2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH3 + H2O = NH4 + OH =>
NH3 + H2O = NH4 + OH
SO3 + O2 = SO4 =>
2 SO3 + O2 = 2 SO4
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na + S = Na2S =>
2 Na + S = Na2S
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
MnO4{-} + SO3 + H2O = Mn2 + SO4{-}2 + H{+} =>
2 MnO4{-} + 14 SO3 + 6 H2O = Mn2 + 14 SO4{-}2 + 12 H{+}
NaOH + Cu(NO3)2 = CuOH + Na(NO3)2 =>
NaOH + Cu(NO3)2 = CuOH + Na(NO3)2
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
HBr + Ca(OH)2 = H2O + CaBr2 =>
2 HBr + Ca(OH)2 = 2 H2O + CaBr2
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Pb(NO3)2 + K2CO3 = PbCO3 + KNO3 =>
Pb(NO3)2 + K2CO3 = PbCO3 + 2 KNO3
Al + FeO3 = Fe + Al2O3 =>
2 Al + FeO3 = Fe + Al2O3
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C5H12(g) + O2(g) = CO2(g) + H2O(g) =>
C5H12(g) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
K2CO3 + BaCl2 = BaCO3 + KCl =>
K2CO3 + BaCl2 = BaCO3 + 2 KCl
Ba(OH)2 + Cr2(SO3)3 = BaSO3 + Cr(OH)3 =>
3 Ba(OH)2 + Cr2(SO3)3 = 3 BaSO3 + 2 Cr(OH)3
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/20/18
Équations équilibrées sur09/19/17
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