| Équations équilibrées la veille | Équations équilibrées le lendemain |
C6H5CH3 + Cr2O7{2-} + 7 H{+} = 2 Cr{3+} + C6H5COO{-} + 5 H2O
H3AsO4 + NO = As + HNO3 + H2O =>
3 H3AsO4 + 5 NO = 3 As + 5 HNO3 + 2 H2O
C14H30 = C8H18 + C3H6 =>
C14H30 = C8H18 + 2 C3H6
Bi(NO3)3 + Na2Sn(OH)3 + NaOH = Bi + NaSn(OH)6 + NaNO3 =>
4 Bi(NO3)3 + 3 Na2Sn(OH)3 + 9 NaOH = 4 Bi + 3 NaSn(OH)6 + 12 NaNO3
Cl2(g) + AlI3(aq) = I2(aq) + AlCl3(aq) =>
3 Cl2(g) + 2 AlI3(aq) = 3 I2(aq) + 2 AlCl3(aq)
Co + S = Co2S3 =>
2 Co + 3 S = Co2S3
H2SO4(aq)HNO3(aq) = HNO3H2SO4 =>
H2SO4(aq)HNO3(aq) = HNO3H2SO4
HNO2 + FeCO3 = H2CO3 + Fe(NO2)2 =>
2 HNO2 + FeCO3 = H2CO3 + Fe(NO2)2
Li(s) + N2 = Li3N(s) =>
6 Li(s) + N2 = 2 Li3N(s)
Al2O3 + Na2S = Na2O + Al2S3 =>
Al2O3 + 3 Na2S = 3 Na2O + Al2S3
CH4N2O + CH4O + C6H8O7 + HCl = C9H10ClN5O2 + H2O =>
45 CH4N2O + 39 CH4O + 13 C6H8O7 + 18 HCl = 18 C9H10ClN5O2 + 139 H2O
C3H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C3H6(g) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
Li(s) + N2 = Li3N =>
6 Li(s) + N2 = 2 Li3N
Ca3(PO4)2 + Sr3N2 = Sr3(PO4)2 + Ca3N2 =>
Ca3(PO4)2 + Sr3N2 = Sr3(PO4)2 + Ca3N2
CH3COOHBr2 = CH2BrCOOHHBr =>
CH3COOHBr2 = CH2BrCOOHHBr
NO2 + HClO = NO3 + Cl + H =>
NO2 + HClO = NO3 + Cl + H
(NH4)3 + PO4 + CuCl2 = NH4Cl + Cu3(PO4)2 =>
2(NH4)3 + 2 PO4 + 3 CuCl2 = 6 NH4Cl + Cu3(PO4)2
Ca + BaO = CaO + Ba =>
Ca + BaO = CaO + Ba
Ca(HSO3)2 + H2SO4 = CaSO4 + SO2 + H2O =>
Ca(HSO3)2 + H2SO4 = CaSO4 + 2 SO2 + 2 H2O
ClO2 + H2 = HClO3 + HCl =>
6 ClO2 + 3 H2 = 4 HClO3 + 2 HCl
Fe + S3 = Fe2S3 =>
2 Fe + S3 = Fe2S3
SnCl2 + HCl + Hg(NO3)2 = H2[SnCl6] + Hg2(NO3)2 + HNO3 =>
SnCl2 + 4 HCl + 2 Hg(NO3)2 = H2[SnCl6] + Hg2(NO3)2 + 2 HNO3
BiI3 = Bi + I =>
BiI3 = Bi + 3 I
NH4Cl + HOH = NH4OH + HCl =>
NH4Cl + HOH = NH4OH + HCl
C6H6O + H2O = C6H5O + H3O =>
C6H6O + H2O = C6H5O + H3O
Al2(SO4)3 + Cu(OH)2 = Al(OH)3 + CuSO4 =>
Al2(SO4)3 + 3 Cu(OH)2 = 2 Al(OH)3 + 3 CuSO4
CaCl2 + H2O = Ca(OH)2 + HCl =>
CaCl2 + 2 H2O = Ca(OH)2 + 2 HCl
Hg3(PO4)2 + Al = Hg + Al(PO4)2 =>
Hg3(PO4)2 + Al = 3 Hg + Al(PO4)2
SnCl2 + HCl + Hg(NO3)2 = H2[SnCl6] + Hg + HNO3 =>
SnCl2 + 4 HCl + Hg(NO3)2 = H2[SnCl6] + Hg + 2 HNO3
CH3CH2OH + I2 + NaOH = CH3CHO + NaI + H2O =>
CH3CH2OH + I2 + 2 NaOH = CH3CHO + 2 NaI + 2 H2O
C6H12 + I2 = C6H11I + HI =>
C6H12 + I2 = C6H11I + HI
(CH3)2NH2Cl + H2O = (CH3)2NHCl + H3O =>
(CH3)2NH2Cl + H2O = (CH3)2NHCl + H3O
CuSO2 = CuOSO =>
CuSO2 = CuOSO
SnCl2 + HCl + Hg(NO3)2 = H2[SnCl6] + Hg2Cl2 + HNO3 =>
SnCl2 + 6 HCl + 2 Hg(NO3)2 = H2[SnCl6] + Hg2Cl2 + 4 HNO3
NaC2H3O2(aq) + HCl(aq) = NaCl(aq) + HC2H3O2 =>
NaC2H3O2(aq) + HCl(aq) = NaCl(aq) + HC2H3O2
PbCl2 + O2 = PbO2 + Cl2 =>
PbCl2 + O2 = PbO2 + Cl2
FeO + CO(g) = Fe + CO2(g) =>
FeO + CO(g) = Fe + CO2(g)
Cr(NO3)3 + PbO2 + NaOH = Na2CrO4 + NaHPbO2 + NaNO3 + H2O =>
2 Cr(NO3)3 + 3 PbO2 + 13 NaOH = 2 Na2CrO4 + 3 NaHPbO2 + 6 NaNO3 + 5 H2O
C6H6(g) + Cl2(g) = C6H4Cl2(g) + HCl =>
C6H6(g) + 2 Cl2(g) = C6H4Cl2(g) + 2 HCl
C6H5OHH2SO4 = C6H5OH2HSO4 =>
C6H5OHH2SO4 = C6H5OH2HSO4
Ag + FeCl3 = AgCl + FeCl2 =>
Ag + FeCl3 = AgCl + FeCl2
Na2CO3 + SiO2 = Na2SiO3 + CO2 =>
Na2CO3 + SiO2 = Na2SiO3 + CO2
Cu(ClO3)2KOH = K(ClO3)2CuOH =>
Cu(ClO3)2KOH = K(ClO3)2CuOH
PbO2 + Cr(NO3)3 + NaOH = Na2CrO4 + Pb(NO3)2 + H2O =>
3 PbO2 + 2 Cr(NO3)3 + 4 NaOH = 2 Na2CrO4 + 3 Pb(NO3)2 + 2 H2O
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
V2(CrO7)7 + Tc3N5 + H2O = Cr2O3 + N2 + V3N7 + Tc(OH)5 =>
30 V2(CrO7)7 + 154 Tc3N5 + 1155 H2O = 105 Cr2O3 + 315 N2 + 20 V3N7 + 462 Tc(OH)5
H2BO3 + Zn(OH)4 = H2O + Zn(BO3)2 =>
2 H2BO3 + Zn(OH)4 = 4 H2O + Zn(BO3)2
NaHCO2(s) + CH3CO2H(aq) = NaCH3CO2(aq) + H2O(l) + CO2 =>
4 NaHCO2(s) + 3 CH3CO2H(aq) = 4 NaCH3CO2(aq) + 2 H2O(l) + 2 CO2
Si + B = SiB =>
Si + B = SiB
As2O3 + CO = As + CO2 =>
As2O3 + 3 CO = 2 As + 3 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/28/24
Équations équilibrées sur12/28/23
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