| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + H2SO4 = CuSO4 + H2
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Na2CO3 + H2SO4 = Na2SO4 + CO3H2 =>
Na2CO3 + H2SO4 = Na2SO4 + CO3H2
CH3CH2OH + Cr2O72{-} + H{+} = CH3CO2H + Cr2 + H2O =>
143 CH3CH2OH + 4 Cr2O72{-} + 4 H{+} = 143 CH3CO2H + 4 Cr2 + 145 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Pb(HCO3)2 + H2SO3 = H2O + CO2 + PbSO3 =>
Pb(HCO3)2 + H2SO3 = 2 H2O + 2 CO2 + PbSO3
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
NpF3 + O2 + HF = NpF4 + H2O =>
4 NpF3 + O2 + 4 HF = 4 NpF4 + 2 H2O
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
H2SO4 + Na2SO3 = Na2SO4 + SO2 + H2O =>
H2SO4 + Na2SO3 = Na2SO4 + SO2 + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Mg + HCOOH = HCOOMg + H =>
Mg + HCOOH = HCOOMg + H
Al2(SO4)3(aq) + Ba(NO3)2(aq) = Al(NO3)3(aq) + BaSO4(ppt) =>
Al2(SO4)3(aq) + 3 Ba(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 BaSO4(ppt)
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Cr2(SO4)3 + Br2 + NaOH = Na2CrO4 + NaBr + Na2SO4 + H2O =>
Cr2(SO4)3 + 3 Br2 + 16 NaOH = 2 Na2CrO4 + 6 NaBr + 3 Na2SO4 + 8 H2O
SnS2 + HCl = H2[SnCl6] + H2S =>
SnS2 + 6 HCl = H2[SnCl6] + 2 H2S
LiAlH4 + BF3 = LiF + AlF3 + B2H6 =>
3 LiAlH4 + 4 BF3 = 3 LiF + 3 AlF3 + 2 B2H6
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
F2 + (NH4)3N = NH4F + N =>
3 F2 + 2(NH4)3N = 6 NH4F + 2 N
CrI3 + NaNO3 + Na2CO3 = Na2CrO4 + NaIO3 + NaNO2 + CO2 =>
2 CrI3 + 21 NaNO3 + 5 Na2CO3 = 2 Na2CrO4 + 6 NaIO3 + 21 NaNO2 + 5 CO2
F2 + (NH4)3N = NH4F + N2 =>
3 F2 + 2(NH4)3N = 6 NH4F + N2
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
KMnO4 + HBr = MnBr2 + Br2 + KBr + H2O =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 5 Br2 + 2 KBr + 8 H2O
CaO + MnI4 = MnO2 + CaI2 =>
2 CaO + MnI4 = MnO2 + 2 CaI2
H2C2O4 + NaOH = Na2C2O4 + H2O =>
H2C2O4 + 2 NaOH = Na2C2O4 + 2 H2O
H2O + B4H10 = H3BO3 + H2 =>
12 H2O + B4H10 = 4 H3BO3 + 11 H2
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
C3H7OH + NCl3 = C3H7Cl + N(OH)3 =>
3 C3H7OH + NCl3 = 3 C3H7Cl + N(OH)3
FeS + H2O = Fe3O4 + H2S + H2 =>
3 FeS + 4 H2O = Fe3O4 + 3 H2S + H2
C3H7OH + AsCl3 = C3H7Cl + As(OH)3 =>
3 C3H7OH + AsCl3 = 3 C3H7Cl + As(OH)3
Na2B4O7 + HCl + H2O = NaCl + H3BO3 =>
Na2B4O7 + 2 HCl + 5 H2O = 2 NaCl + 4 H3BO3
VF5 + HI = V2I10 + HF =>
2 VF5 + 10 HI = V2I10 + 10 HF
VO2{+} + H{+} + I{-} = VO{2+} + H2O + I2 =>
2 VO2{+} + 4 H{+} + 2 I{-} = 2 VO{2+} + 2 H2O + I2
Pb + HNO3 = Pb(NO3)2 + H2O + NO =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 4 H2O + 2 NO
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
OsO4 + PtCl4 = PtO2 + OsCl8 =>
OsO4 + 2 PtCl4 = 2 PtO2 + OsCl8
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Sn + HNO3 = Sn(NO3)2 + NH4NO3 + H2O =>
4 Sn + 10 HNO3 = 4 Sn(NO3)2 + NH4NO3 + 3 H2O
LiCl + Pb(NO{3}){2} = PbCl{2} + LiNO{3} =>
LiCl + Pb(NO{3}){2} = PbCl{2} + LiNO{3}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/13
Équations équilibrées sur02/11/12
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