| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + Hg(NO3)2 = AlHg + Al(NO3)2
MgSiO3 + NaOH = Mg(OH)2 + Na2SiO3 =>
MgSiO3 + 2 NaOH = Mg(OH)2 + Na2SiO3
P2O5 + SO2 = P2S3 + O2 =>
2 P2O5 + 6 SO2 = 2 P2S3 + 11 O2
CaOH + HI2 = CaI2 + H2O =>
CaOH + HI2 = CaI2 + H2O
Ca(OH)2 + NO2 = CaNO3 + H2O =>
Ca(OH)2 + NO2 = CaNO3 + H2O
C3H6O2 + KOH = C2H5OH + HCOOK =>
C3H6O2 + KOH = C2H5OH + HCOOK
Fe + HCO2 = FeHCO2 =>
Fe + HCO2 = FeHCO2
W24O37 + LiMnO4 + H2SO4 = WO3 + MnSO4 + Li2SO4 + H2O =>
W24O37 + 14 LiMnO4 + 21 H2SO4 = 24 WO3 + 14 MnSO4 + 7 Li2SO4 + 21 H2O
K2Cr2O7 + H2SO4 + FeSO4 = K2SO4 + Cr2(SO4)3 + H2O + Fe2(SO4)3 =>
K2Cr2O7 + 7 H2SO4 + 6 FeSO4 = K2SO4 + Cr2(SO4)3 + 7 H2O + 3 Fe2(SO4)3
C3H6 + H2O + KMnO4 = C3H6(OH)2 + KOH + MnO2 =>
3 C3H6 + 4 H2O + 2 KMnO4 = 3 C3H6(OH)2 + 2 KOH + 2 MnO2
Cl2O4 + H2O = H2Cl2O5 =>
Cl2O4 + H2O = H2Cl2O5
SiCl4 + N2F4 = Cl2 + N2 + SiF4 =>
SiCl4 + N2F4 = 2 Cl2 + N2 + SiF4
XNaBH4 + BF3 = XNaBF4 + B2H6 =>
3 XNaBH4 + 4 BF3 = 3 XNaBF4 + 2 B2H6
Ni + BiO2 = Bi + NiO =>
2 Ni + BiO2 = Bi + 2 NiO
CO + H2 = C9H20 + H2O =>
9 CO + 19 H2 = C9H20 + 9 H2O
Mg + H3BO3 = MgO + H2O + B =>
3 Mg + 2 H3BO3 = 3 MgO + 3 H2O + 2 B
K3Fe(SCN)6 + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4)3 + Na2SO4 + KNO3 + CO2 + H2O =>
K3Fe(SCN)6 + 16 Na2Cr2O7 + 58 H2SO4 = Fe(NO3)3 + 16 Cr2(SO4)3 + 16 Na2SO4 + 3 KNO3 + 6 CO2 + 58 H2O
H2O + SO2 + K2Cr2O7 = H2SO4 + K2SO4 + CrSO4 =>
H2O + 4 SO2 + K2Cr2O7 = H2SO4 + K2SO4 + 2 CrSO4
Co(NO3)2*6H2O + NH4OH + NaNO3 = [(NH3)5Co(O2)Co(NH3)5](NO3)4*2H2O + NaOH + H2O =>
4 Co(NO3)2*6H2O + 19 NH4OH + NaNO3 = 2[(NH3)5Co(O2)Co(NH3)5](NO3)4*2H2O + NaOH + 37 H2O
H2O + C = CH4 + CO2 =>
2 H2O + 2 C = CH4 + CO2
Pb(NO3)2 + AlI3 = Pb(I)2 + Al(NO3)3 =>
3 Pb(NO3)2 + 2 AlI3 = 3 Pb(I)2 + 2 Al(NO3)3
CuNo3 + NaCl = CuCl + NaNo3 =>
CuNo3 + NaCl = CuCl + NaNo3
Ag(H2O)OH = Ag2O + H2O =>
2 Ag(H2O)OH = Ag2O + 3 H2O
Ag(NO3)2 + Na2S = AgS + NaNO3 =>
Ag(NO3)2 + Na2S = AgS + 2 NaNO3
Fe{2+} = Fe{3+} + Fe =>
3 Fe{2+} = 2 Fe{3+} + Fe
K2CrO7 + FeC2O4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + CO2 + K2SO4 + H2O =>
2 K2CrO7 + 6 FeC2O4 + 14 H2SO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + 12 CO2 + 2 K2SO4 + 14 H2O
SO4{2-} + Cr{3+} + H2O = Cr2O7{2-} + SO2 + H{+} =>
3 SO4{2-} + 2 Cr{3+} + H2O = Cr2O7{2-} + 3 SO2 + 2 H{+}
CH4 + KMnO4 = CH3K + HMnO4 =>
CH4 + KMnO4 = CH3K + HMnO4
O + AlCl3 = Al2O3 + Cl2 =>
3 O + 2 AlCl3 = Al2O3 + 3 Cl2
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
C12H22O11(s) + H2O(l) = C2H6O(l) + CO2(g) =>
C12H22O11(s) + H2O(l) = 4 C2H6O(l) + 4 CO2(g)
Br2 + Cu = CuBr2 =>
Br2 + Cu = CuBr2
H2SiO3 + BaSO4 = H2SO4 + BaSiO3 =>
H2SiO3 + BaSO4 = H2SO4 + BaSiO3
C + H + O = CH3OH =>
C + 4 H + O = CH3OH
Cu(NO3)2 + NaOH = Na(NO3)2 + CuO + H =>
Cu(NO3)2 + NaOH = Na(NO3)2 + CuO + H
NH3 + NaCl + NaHCO3 + H2O = NH4Cl + Na2CO3*10H2O =>
NH3 + NaCl + NaHCO3 + 10 H2O = NH4Cl + Na2CO3*10H2O
NH4SCN + (NH4)2Cr2O7 = NH4[Cr(SCN)4(NH3)2]*H2O + O2 + NH3 + H2O =>
16 NH4SCN + 2(NH4)2Cr2O7 = 4 NH4[Cr(SCN)4(NH3)2]*H2O + 3 O2 + 8 NH3 + 4 H2O
H2SO4 + NaOH = Na2SO4 + OH2 =>
H2SO4 + 2 NaOH = Na2SO4 + 2 OH2
HCH2CHCO2 + NaOH = H2O + NaHCHCHCO2 =>
HCH2CHCO2 + NaOH = H2O + NaHCHCHCO2
AlCl3 + KHCO3 = KCl + Al(OH)3 + CO2 =>
AlCl3 + 3 KHCO3 = 3 KCl + Al(OH)3 + 3 CO2
SnS2 + HNO3 = SnO2 + SO2 + NO2 + H2O =>
SnS2 + 12 HNO3 = SnO2 + 2 SO2 + 12 NO2 + 6 H2O
C(s) + H2(g) = CH4(g) =>
C(s) + 2 H2(g) = CH4(g)
CH3COOC2H5 + Na = CH3COONa + C2H5 =>
CH3COOC2H5 + Na = CH3COONa + C2H5
UO2 + O2 = UO3 =>
2 UO2 + O2 = 2 UO3
Sr(HCO3)2 + Rb2CO3 = SrCO3 + RbHCO3 =>
Sr(HCO3)2 + Rb2CO3 = SrCO3 + 2 RbHCO3
SO3 + NaOH = NaHSO4 =>
SO3 + NaOH = NaHSO4
PCl3*Cl2 = PCl5 =>
PCl3*Cl2 = PCl5
CrOH3 + NH3 + H2O = Cr(OH)3 + NH4 =>
CrOH3 + 4 NH3 + 2 H2O = Cr(OH)3 + 4 NH4
Br2 + NH3 + H2O = NH4Br + NH4BrO =>
Br2 + 2 NH3 + H2O = NH4Br + NH4BrO
H3PO4 + Al = Al3(PO4)3 + H =>
3 H3PO4 + 3 Al = Al3(PO4)3 + 9 H
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Équations équilibrées sur11/23/24
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