| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O3 + 6 HCl = 2 CrCl3 + 3 H2O
(CH3)4NI + I2 = (CH3)4NI3 =>
(CH3)4NI + I2 = (CH3)4NI3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
K4[Fe(SCN)6] + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + CO2 + H2O + K2SO4 + KNO3 =>
6 K4[Fe(SCN)6] + 97 K2Cr2O7 + 355 H2SO4 = 3 Fe2(SO4)3 + 97 Cr2(SO4)3 + 36 CO2 + 355 H2O + 91 K2SO4 + 36 KNO3
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
As2S3(s) + H2O2(aq) + OH{-} = AsO4{3-}(aq) + SO4{2-}(aq) + H2O =>
As2S3(s) + 14 H2O2(aq) + 12 OH{-} = 2 AsO4{3-}(aq) + 3 SO4{2-}(aq) + 20 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
FeS2 + H2O2 = SO4 + Fe + H2O =>
FeS2 + 8 H2O2 = 2 SO4 + Fe + 8 H2O
Cu2CH2O5 = CuO + H2O + CO2 =>
Cu2CH2O5 = 2 CuO + H2O + CO2
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
CH3CCH3 + NAHSO3 = CH3COHNASO2CH3 =>
CH3CCH3 + NAHSO3 = CH3COHNASO2CH3
C2H5Cl + Na = C4H10 + NaCl =>
2 C2H5Cl + 2 Na = C4H10 + 2 NaCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Be(NO3)2 + NaOH = Be(OH)2 + NaNO3 =>
Be(NO3)2 + 2 NaOH = Be(OH)2 + 2 NaNO3
CH2O + O2 = CO2 + H2O =>
CH2O + O2 = CO2 + H2O
HCl + Co(OH)3 = CoCl3 + H2O =>
3 HCl + Co(OH)3 = CoCl3 + 3 H2O
Fe3O4 + HCl = FeCl2 + H2O + Cl2 =>
Fe3O4 + 8 HCl = 3 FeCl2 + 4 H2O + Cl2
HCl + Co(OH)3 = CoCl3 + H2O =>
3 HCl + Co(OH)3 = CoCl3 + 3 H2O
KNO3 + KI + H2So4 = NO + I2 + K2So4 + H2O =>
2 KNO3 + 6 KI + 4 H2So4 = 2 NO + 3 I2 + 4 K2So4 + 4 H2O
C4H8 + O2 = CO2 + H20 =>
5 C4H8 + 20 O2 = 20 CO2 + 2 H20
Cu + AgNo3 = Ag + Cu(No3)2 =>
Cu + 2 AgNo3 = 2 Ag + Cu(No3)2
KNO2 + KI + H2So4 = NO + I2 + K2So4 + H2O =>
2 KNO2 + 2 KI + 2 H2So4 = 2 NO + I2 + 2 K2So4 + 2 H2O
CH4 + O2 = C2H2 + H2O =>
4 CH4 + 3 O2 = 2 C2H2 + 6 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Ag2S + NaHCO3 + Al = NaHS + Na2CO3 + Al(OH)3 + Ag + CO2 =>
3 Ag2S + 9 NaHCO3 + 2 Al = 3 NaHS + 3 Na2CO3 + 2 Al(OH)3 + 6 Ag + 6 CO2
AlCl3 + NAOH = Al(OH)3 + NACl =>
AlCl3 + 3 NAOH = Al(OH)3 + 3 NACl
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3COOH + Cu = H + Cu(C2H3O2)2 =>
2 CH3COOH + Cu = 2 H + Cu(C2H3O2)2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
H2SO4 + C = SO2 + CO2 + H2O =>
2 H2SO4 + C = 2 SO2 + CO2 + 2 H2O
NaCl = Na + Cl =>
NaCl = Na + Cl
V2O3 + CO = V + CO2 =>
V2O3 + 3 CO = 2 V + 3 CO2
H2So4 + NaCl = HCl + Na2So4 =>
H2So4 + 2 NaCl = 2 HCl + Na2So4
Hg + HNO3 = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3 = Hg(NO3)2 + 2 NO2 + 2 H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
CH4 + O2 = C2H2 + H2O =>
4 CH4 + 3 O2 = 2 C2H2 + 6 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
AGCl + NH4OH = AG(NH3)2Cl + H2O =>
AGCl + 2 NH4OH = AG(NH3)2Cl + 2 H2O
Cu2O + H2SO4 = CuSO4 + SO2 + H2O =>
Cu2O + 3 H2SO4 = 2 CuSO4 + SO2 + 3 H2O
BaCrO4 + HNO3 = BaNO3 + HCrO4 =>
BaCrO4 + HNO3 = BaNO3 + HCrO4
C5H10O5 + O2 = CO2 + H2O =>
C5H10O5 + 5 O2 = 5 CO2 + 5 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
H2Po4 + NaOH = Na2Po4 + H2O =>
H2Po4 + 2 NaOH = Na2Po4 + 2 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
H3Po4 + NaOH = Na3Po4 + H2O =>
H3Po4 + 3 NaOH = Na3Po4 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/16
Équations équilibrées sur11/23/15
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