| Équations équilibrées la veille |
NH3(PO4) + Fe3(NO3) = NH3(NO3) + Fe3(PO4)
FeCl2 + HNO3 = Fe(NO3)3 + Cl + H2 =>
2 FeCl2 + 6 HNO3 = 2 Fe(NO3)3 + 4 Cl + 3 H2
KMn[O4] + Fe[Cl2] + HCl = Fe[Cl3] + Mn[Cl2] + KCl + [H2]O =>
KMn[O4] + 5 Fe[Cl2] + 8 HCl = 5 Fe[Cl3] + Mn[Cl2] + KCl + 4[H2]O
SO2 + PbO = PbSO3 =>
SO2 + PbO = PbSO3
CH2O2 + LiAlH4 + H2O = CH3CH2OH + Li2O + Al(OH)3 =>
4 CH2O2 + 2 LiAlH4 + H2O = 2 CH3CH2OH + Li2O + 2 Al(OH)3
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
H2[AuOCl3] + SO2 + H2O = Au + H2SO4 + HCl =>
2 H2[AuOCl3] + 3 SO2 + 4 H2O = 2 Au + 3 H2SO4 + 6 HCl
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
HI + NO2 = NO + I2 + H2O =>
2 HI + NO2 = NO + I2 + H2O
Zr + HF + HNO3 = H2[ZrF6] + NO + H2O =>
3 Zr + 18 HF + 4 HNO3 = 3 H2[ZrF6] + 4 NO + 8 H2O
K2O + H3PO4 = K2HPO4 + H2O =>
K2O + H3PO4 = K2HPO4 + H2O
NaAsO2 + CuSO4 + NaOH = Na2SO4 + Cu2O + Na3AsO4 + H20O =>
28 NaAsO2 + 2 CuSO4 + 60 NaOH = 2 Na2SO4 + Cu2O + 28 Na3AsO4 + 3 H20O
BaCl2(aq) + Al2(SO4)3 = BaSO4(s) + AlCl3(aq) =>
3 BaCl2(aq) + Al2(SO4)3 = 3 BaSO4(s) + 2 AlCl3(aq)
N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
SN + NO2 = SNO + NO =>
SN + NO2 = SNO + NO
BaCl2 + NaNO3 = Ba(NO3)2 + NaCl =>
BaCl2 + 2 NaNO3 = Ba(NO3)2 + 2 NaCl
C6H5ONa + H2CO3 = C6H5OH + NaHCO3 =>
C6H5ONa + H2CO3 = C6H5OH + NaHCO3
OH(aq) + HCl(aq) = H2O(l) + Cl2(g) =>
2 OH(aq) + 2 HCl(aq) = 2 H2O(l) + Cl2(g)
Na2CO3 + S + SO2 = CO2 + Na2S2O3 =>
Na2CO3 + S + SO2 = CO2 + Na2S2O3
Sn{2+} + Ce{4+} = Sn{4+} + Ce{2+} =>
Sn{2+} + Ce{4+} = Sn{4+} + Ce{2+}
CO2 + NaO = NaCO3 =>
CO2 + NaO = NaCO3
Mg2IO3Li = LiIO3Mg2 =>
Mg2IO3Li = LiIO3Mg2
NH3 + HCHO = C6H12N4 + H2O =>
4 NH3 + 6 HCHO = C6H12N4 + 6 H2O
MgCl2 + LiI = MgI2 + ClLi =>
MgCl2 + 2 LiI = MgI2 + 2 ClLi
NO2 + HI = N2 + I2 + H2O =>
2 NO2 + 8 HI = N2 + 4 I2 + 4 H2O
Cl2 + NO3 = ClO3 + NO2 =>
Cl2 + 6 NO3 = 2 ClO3 + 6 NO2
P + O = P6O11 =>
6 P + 11 O = P6O11
CaCl2 + NaCH3COO = NaCl + Ca(CH3COO)2 =>
CaCl2 + 2 NaCH3COO = 2 NaCl + Ca(CH3COO)2
Fe + S = (FeS)2 =>
2 Fe + 2 S = (FeS)2
HCl(g) + O2 = Cl2(g) + H2O(g) =>
4 HCl(g) + O2 = 2 Cl2(g) + 2 H2O(g)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
K2CO3 + CuCl2 = KCl + CuCO3 =>
K2CO3 + CuCl2 = 2 KCl + CuCO3
H2 + I = HI =>
H2 + 2 I = 2 HI
Zn + Au(NO3)3 = Au + Zn(NO3)2 =>
3 Zn + 2 Au(NO3)3 = 2 Au + 3 Zn(NO3)2
H2CO3Ba(OH)2 = BaCO3H4O2 =>
H2CO3Ba(OH)2 = BaCO3H4O2
H2C2O4 + KMnO4 = CO2 + MnO2 + K2O + H2O =>
3 H2C2O4 + 2 KMnO4 = 6 CO2 + 2 MnO2 + K2O + 3 H2O
C(H)4 = C + (H)2 =>
C(H)4 = C + 2(H)2
C2H5Cl + CH3COOH = CH3COCl + C2H5 + HCl =>
5 C2H5Cl + CH3COOH = 2 CH3COCl + 4 C2H5 + 3 HCl
NO3 + Na2 = NaNO3 =>
2 NO3 + Na2 = 2 NaNO3
Co(NH3)5Br{2+} + Br{-} = Co(NH3)4Br2{+} + NH3 =>
Co(NH3)5Br{2+} + Br{-} = Co(NH3)4Br2{+} + NH3
K2(HgI4) + HNO3 = I2 + NO + Hg(NO3)2 + KNO3 + H2O =>
3 K2(HgI4) + 16 HNO3 = 6 I2 + 4 NO + 3 Hg(NO3)2 + 6 KNO3 + 8 H2O
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
Cu(OH)2(H2O)4 + NH3 = [Cu(NH3)4(H2O)2] + H2O + OH =>
Cu(OH)2(H2O)4 + 4 NH3 = [Cu(NH3)4(H2O)2] + 2 H2O + 2 OH
AgNO3 + (NH4)2S = Ag2S + NH4NO3 =>
2 AgNO3 + (NH4)2S = Ag2S + 2 NH4NO3
H2S + MnO = MnS + H2O =>
H2S + MnO = MnS + H2O
CH3CH2CCH(g) + Br2(l) = CH3CH2CBr2CHBr2(l) =>
CH3CH2CCH(g) + 2 Br2(l) = CH3CH2CBr2CHBr2(l)
Ag(NH3)2OH + C4H8O2 = Ag + NH4HCO3 + H2O + NH3 =>
20 Ag(NH3)2OH + C4H8O2 = 20 Ag + 4 NH4HCO3 + 10 H2O + 36 NH3
COF2(g) + NH3(g) = NH4F + CO(NH2)2 =>
COF2(g) + 4 NH3(g) = 2 NH4F + CO(NH2)2
CaCl2 + K3(AsO4) = Ca3(AsO4)2 + KCl =>
3 CaCl2 + 2 K3(AsO4) = Ca3(AsO4)2 + 6 KCl
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