| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr2O3 + 3 N2H4SC + 6 KIO3 = 4 Cr + 3 N2 + 6 H2O + 3 CO2 + 3 K2SO4 + 3 I2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
AlP + HNO3 = H3PO4 + Al(NO3)3 + NO2 + H2O =>
AlP + 11 HNO3 = H3PO4 + Al(NO3)3 + 8 NO2 + 4 H2O
KI + H2SO4 = KHSO4 + HI =>
KI + H2SO4 = KHSO4 + HI
Cu(CH3COO)2 + H2S = CuS + CH3COOH =>
Cu(CH3COO)2 + H2S = CuS + 2 CH3COOH
S + KNO3 + H2O = NO2 + H2SO4 + K2S =>
5 S + 6 KNO3 + 2 H2O = 6 NO2 + 2 H2SO4 + 3 K2S
HNO3 + NaOH = H2O + NaNO3 =>
HNO3 + NaOH = H2O + NaNO3
Pb + HCl = PbCl2 + H2 =>
Pb + 2 HCl = PbCl2 + H2
SnO2 + S + Na2CO3 = Na2SnS3 + CO2 + Na2SO4 =>
SnO2 + 4 S + 2 Na2CO3 = Na2SnS3 + 2 CO2 + Na2SO4
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Fe2O3 + C2H4O2 = Fe(C2H3O2)3 + H2O =>
Fe2O3 + 6 C2H4O2 = 2 Fe(C2H3O2)3 + 3 H2O
NaHC8H4O4 + NaOH = H2O + Na2C8H4O4 =>
NaHC8H4O4 + NaOH = H2O + Na2C8H4O4
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
PtCl = Pt + Cl2 =>
2 PtCl = 2 Pt + Cl2
CaCl2O3 = CaCl2 + O2 =>
2 CaCl2O3 = 2 CaCl2 + 3 O2
VCl3 + KMnO4 = KCl + MnO4 + V =>
VCl3 + 3 KMnO4 = 3 KCl + 3 MnO4 + V
K2CO3(aq) + SnCl4(aq) = KCl + Sn(CO3)2 =>
2 K2CO3(aq) + SnCl4(aq) = 4 KCl + Sn(CO3)2
CH3CH2COCl + CH3CH2COONa = CH3CH2COOOCCH2CH3 + NaCl =>
CH3CH2COCl + CH3CH2COONa = CH3CH2COOOCCH2CH3 + NaCl
Si + O2 = Si(O2) =>
Si + O2 = Si(O2)
Cu + CO2 = CuO + CO =>
Cu + CO2 = CuO + CO
Br2 + PbI2 = BrI2 + Pb =>
Br2 + 2 PbI2 = 2 BrI2 + 2 Pb
SrCl2 + (NH4)2SO4 = SrSO4 + NH4Cl =>
SrCl2 + (NH4)2SO4 = SrSO4 + 2 NH4Cl
Cu + CO2 = CuO + CO =>
Cu + CO2 = CuO + CO
H2SiO3 + Mg = MgSiO3 + H2 =>
H2SiO3 + Mg = MgSiO3 + H2
Al2(SO4)3 + HCl = AlCl3 + H2SO4 =>
Al2(SO4)3 + 6 HCl = 2 AlCl3 + 3 H2SO4
FeCl3(aq) + CuSO4(aq) = Fe2(SO4)3(aq) + CuCl2(aq) =>
2 FeCl3(aq) + 3 CuSO4(aq) = Fe2(SO4)3(aq) + 3 CuCl2(aq)
Zn + KNO3 + H2O = NH3 + K2ZnO2 + HNO3 =>
4 Zn + 8 KNO3 + 5 H2O = NH3 + 4 K2ZnO2 + 7 HNO3
CuFeS2 + H2SO4 = Fe2(SO4)3 + CuSO4 + SO2 + H2O =>
2 CuFeS2 + 18 H2SO4 = Fe2(SO4)3 + 2 CuSO4 + 17 SO2 + 18 H2O
Ca(C2H3O2)2 = Ca + C2H3O2 =>
Ca(C2H3O2)2 = Ca + 2 C2H3O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Sb + NaOH + H2O = NaSb(OH)4 + H2 =>
2 Sb + 2 NaOH + 6 H2O = 2 NaSb(OH)4 + 3 H2
Co2 + HNO3 = Co(NO3)2 + NO + H2O =>
3 Co2 + 16 HNO3 = 6 Co(NO3)2 + 4 NO + 8 H2O
Fe(IO3)3 = Fe + IO3 =>
Fe(IO3)3 = Fe + 3 IO3
CH2(OH)CH2(OH) + KMnO4 + H2SO4 = (COOH)2 + K2SO4 + MnSO4 + H2O =>
5 CH2(OH)CH2(OH) + 8 KMnO4 + 12 H2SO4 = 5(COOH)2 + 4 K2SO4 + 8 MnSO4 + 22 H2O
Ag(s) + O2(g) = Ag2O(s) =>
4 Ag(s) + O2(g) = 2 Ag2O(s)
C8H1803 + O2 = H2O + CO2 =>
4 C8H1803 + 1835 O2 = 3606 H2O + 32 CO2
Cu + HClO4 = CuClO4 + H2 =>
2 Cu + 2 HClO4 = 2 CuClO4 + H2
CaO + MnI4 = MnO2 + CaI2 =>
2 CaO + MnI4 = MnO2 + 2 CaI2
Be + O2 = BeO2 =>
Be + O2 = BeO2
Y(NO3)3 + C2H5NO2 = CO2 + H2O + N2 + Y2O3 =>
6 Y(NO3)3 + 10 C2H5NO2 = 20 CO2 + 25 H2O + 14 N2 + 3 Y2O3
H{+} + MnO4{-} + Cl{-} = Mn{2+} + Cl2 + H2O =>
16 H{+} + 2 MnO4{-} + 10 Cl{-} = 2 Mn{2+} + 5 Cl2 + 8 H2O
CaO + MnI4 = MnO2 + CaI2 =>
2 CaO + MnI4 = MnO2 + 2 CaI2
Cu2Cl(OH)3 + H2SO4 = CuSO4 + HCl + H2O =>
Cu2Cl(OH)3 + 2 H2SO4 = 2 CuSO4 + HCl + 3 H2O
Cu(aq) + NH3(aq) = Cu(NH3)4 =>
Cu(aq) + 4 NH3(aq) = Cu(NH3)4
Bi(NO3)3 + C2H5NS = Bi2S3 + C2H5N(NO3)2 =>
2 Bi(NO3)3 + 3 C2H5NS = Bi2S3 + 3 C2H5N(NO3)2
NaOH(aq) + NaHCO3(aq) = Na2CO3(aq) + H2O =>
NaOH(aq) + NaHCO3(aq) = Na2CO3(aq) + H2O
Br2 + OH{-} = Br{-} + BrO3{-} + H2O =>
3 Br2 + 6 OH{-} = 5 Br{-} + BrO3{-} + 3 H2O
HO2 = H + O2 =>
HO2 = H + O2
{-}acetanilide = {-}nitroacetanilide =>
{-}acetanilide = {-}nitroacetanilide
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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