| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3 + 3 C = 2 Fe + 3 CO
KMnO4 + Na2C2O4 + HCl = KCl + CO2 + MnCl2 + NaCl + H2O =>
2 KMnO4 + 5 Na2C2O4 + 16 HCl = 2 KCl + 10 CO2 + 2 MnCl2 + 10 NaCl + 8 H2O
H2 + I2 = HI =>
H2 + I2 = 2 HI
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
KL + Pb(NO3)2 = KNO3 + PbL2 =>
2 KL + Pb(NO3)2 = 2 KNO3 + PbL2
K + AgCl = Ag + KCl =>
K + AgCl = Ag + KCl
B2O3 + HF = BF3 + H2O =>
B2O3 + 6 HF = 2 BF3 + 3 H2O
Al + FeCl2 = AlCl3 + Fe =>
2 Al + 3 FeCl2 = 2 AlCl3 + 3 Fe
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
C2H2 + H2 = C2H4 =>
C2H2 + H2 = C2H4
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s) =>
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
(HBr) + NaOH = NaBr + H2O =>
(HBr) + NaOH = NaBr + H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NaNO3 + Al = N2 + Na2O + Al2O3 =>
6 NaNO3 + 10 Al = 3 N2 + 3 Na2O + 5 Al2O3
BF3 + H2O = HF + H3BO3 =>
BF3 + 3 H2O = 3 HF + H3BO3
Ba(NO3)2 + NaOH = Ba(OH)2 + NaNO3 =>
Ba(NO3)2 + 2 NaOH = Ba(OH)2 + 2 NaNO3
N2 + C100H202 + H2O = CO2 + NH3 =>
301 N2 + 3 C100H202 + 600 H2O = 300 CO2 + 602 NH3
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
HBrO + H2O = H3O + BrO =>
HBrO + H2O = H3O + BrO
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
B2O3 + H2O = H3BO3 =>
B2O3 + 3 H2O = 2 H3BO3
H2SO4 + LiOH = H2 + O2 + Li2SO4 =>
H2SO4 + 2 LiOH = 2 H2 + O2 + Li2SO4
HCl + FeCl2 + H2O2 = FeCl3 + H2O =>
2 HCl + 2 FeCl2 + H2O2 = 2 FeCl3 + 2 H2O
Ca2 + Br1 = CaBr =>
Ca2 + 2 Br1 = 2 CaBr
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
H2SO4 + LiOH = H + O + Li2SO4 =>
H2SO4 + 2 LiOH = 4 H + 2 O + Li2SO4
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Mg2O2 + Na = Mg + NaO =>
Mg2O2 + 2 Na = 2 Mg + 2 NaO
Bi2S3 + O2 = Bi2O3 + SO2 =>
2 Bi2S3 + 9 O2 = 2 Bi2O3 + 6 SO2
CaF2 + H2SO4 = CaSO4 + HF =>
CaF2 + H2SO4 = CaSO4 + 2 HF
B2O3 + HF = BF3 + H2O =>
B2O3 + 6 HF = 2 BF3 + 3 H2O
B2O3 + H2O = H4B2O5 =>
B2O3 + 2 H2O = H4B2O5
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
N2O3 + O2 = N2O5 =>
N2O3 + O2 = N2O5
K2CO3 + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3 + Ca(NO3)2 = 2 KNO3 + CaCO3
(HCl) + NaOH = NaCl + H2O =>
(HCl) + NaOH = NaCl + H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH3 = H2 + N2 =>
2 NH3 = 3 H2 + N2
S2O3{2-} + I2 = S4O6{2-} + I{-} =>
2 S2O3{2-} + I2 = S4O6{2-} + 2 I{-}
NaNO3(s) = NaNO2(s) + O2(g) =>
2 NaNO3(s) = 2 NaNO2(s) + O2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/15/20
Équations équilibrées sur06/14/19
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