| Équations équilibrées la veille |
4 Fe3O4 + 13 H2S = 12 FeS + SO4{2-} + 2 H{+} + 12 H2O
Na2S2O3 + HCl = H2O + S + SO2 + NaCl =>
Na2S2O3 + 2 HCl = H2O + S + SO2 + 2 NaCl
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
I2 + HOCl + H2O = IO3{-} + Cl{-} + H{+} =>
I2 + 5 HOCl + H2O = 2 IO3{-} + 5 Cl{-} + 7 H{+}
Cu() + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu() + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
HC2HO2Cl2 + H2O = H3O + C2HO2Cl2 =>
HC2HO2Cl2 + H2O = H3O + C2HO2Cl2
CH3CH2COOH + H2O = CH3CH2COO + H3O =>
CH3CH2COOH + H2O = CH3CH2COO + H3O
SO3{-2} = SO4{-2} + S{-2} =>
4 SO3{-2} = 3 SO4{-2} + S{-2}
H2SO4 + AgCl + Ag2Cr2O7 = Cr2(SO4)3 + Ag2SO4 + Cl2 + H2O =>
7 H2SO4 + 6 AgCl + Ag2Cr2O7 = Cr2(SO4)3 + 4 Ag2SO4 + 3 Cl2 + 7 H2O
Cu(NO3)2NaCl = CuNaCl(NO3)2 =>
Cu(NO3)2NaCl = CuNaCl(NO3)2
Na2CO3 + C2H4O2 = C2H3O2Na + H2O + CO2 =>
Na2CO3 + 2 C2H4O2 = 2 C2H3O2Na + H2O + CO2
Ca(OH)2 + H2SO4 = CaSO4 + HOH =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 HOH
CoCl2(aq) + CuSO4(aq) = CoSO4(s) + CuCl2(aq) =>
CoCl2(aq) + CuSO4(aq) = CoSO4(s) + CuCl2(aq)
Al3O + H6 = H2O + Al =>
3 Al3O + H6 = 3 H2O + 9 Al
Ni + (ClO3)2 = NiCl2 + O2 =>
Ni + (ClO3)2 = NiCl2 + 3 O2
CrCl3 + AgNO3 = AgCl + Cr(NO3)3 =>
CrCl3 + 3 AgNO3 = 3 AgCl + Cr(NO3)3
Na3PO4 + LiOH = Na3OH + PO4Li =>
Na3PO4 + LiOH = Na3OH + PO4Li
NH4(OH)2 + H2SO4 = NH4SO4 + OH2 =>
NH4(OH)2 + H2SO4 = NH4SO4 + 2 OH2
PCl3 + O2 = PCl3O2 =>
PCl3 + O2 = PCl3O2
Al + O2 = Al6O3 =>
12 Al + 3 O2 = 2 Al6O3
PB(NO3) + RbOH = PBOH + Rb(NO3) =>
PB(NO3) + RbOH = PBOH + Rb(NO3)
Cd + H2SO4 = S2 + CdSO4 + H2O =>
6 Cd + 8 H2SO4 = S2 + 6 CdSO4 + 8 H2O
C + Pb2O4 = CO + Pb =>
4 C + Pb2O4 = 4 CO + 2 Pb
Al(s) + PbO = Al2O3(s) + Pb(s) =>
2 Al(s) + 3 PbO = Al2O3(s) + 3 Pb(s)
MgBr2 + I2 = (IBr) + Mg =>
MgBr2 + I2 = 2(IBr) + Mg
Na3PO4 + Li = Li3PO4 + Na =>
Na3PO4 + 3 Li = Li3PO4 + 3 Na
C3H7COONaNaOH = C3H8Na2CO3 =>
C3H7COONaNaOH = C3H8Na2CO3
Cd + EDTA = Cd(EDTA) =>
Cd + EDTA = Cd(EDTA)
NH4NO3 + H2O2 = NO2 + H2O =>
NH4NO3 + 3 H2O2 = 2 NO2 + 5 H2O
C2H6(s) + H2O(g) = H2(s) + CO2(g) =>
C2H6(s) + 4 H2O(g) = 7 H2(s) + 2 CO2(g)
MgCl2(s) + NH4OH(aq) = NH4Cl2 + MgOH =>
MgCl2(s) + NH4OH(aq) = NH4Cl2 + MgOH
SrS + SrF2 + Na2S + Bi2S3 + S = Sr9Na1F10Bi10S20 =>
8 SrS + 10 SrF2 + Na2S + 10 Bi2S3 + S = 2 Sr9Na1F10Bi10S20
NaC2H3O2 + Fe3Cl = NaCl + Fe3C2H3O2 =>
NaC2H3O2 + Fe3Cl = NaCl + Fe3C2H3O2
Na2S + FeO = Na2O + FeS =>
Na2S + FeO = Na2O + FeS
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Na2SO3 + H2SO4 = Na3SO4 + H2O + SO2 =>
3 Na2SO3 + H2SO4 = 2 Na3SO4 + H2O + 2 SO2
Cl + CaI = ClCa + I =>
Cl + CaI = ClCa + I
Ca(OH)2(ag) + HNO3(ag) = Ca(NO3)2(ag) + H2O(l) =>
Ca(OH)2(ag) + 2 HNO3(ag) = Ca(NO3)2(ag) + 2 H2O(l)
NaC2H3O2 + H2SO4 = Na2SO4 + CH3COOH =>
2 NaC2H3O2 + H2SO4 = Na2SO4 + 2 CH3COOH
GaI3 + Pb(NO3)2 = PbI2 + Ga + NO3 =>
2 GaI3 + 3 Pb(NO3)2 = 3 PbI2 + 2 Ga + 6 NO3
[NH4]2SO4 + NaOH = Na2SO4 + H2O + NH3 =>
[NH4]2SO4 + 2 NaOH = Na2SO4 + 2 H2O + 2 NH3
C2N2Ni = Ni + CN =>
C2N2Ni = Ni + 2 CN
KClO3 = KClOO4 + KCl =>
5 KClO3 = 3 KClOO4 + 2 KCl
H2SO4 + Hg(OH) = HgSO4 + H2OH =>
H2SO4 + Hg(OH) = HgSO4 + H2OH
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
CaCO3 + H2SO4 = H2O + CaSO4 + CO2 =>
CaCO3 + H2SO4 = H2O + CaSO4 + CO2
K2Cr2O7 + C2H5OH + HCl = CrCl3 + H2O + CO2 + KCl =>
2 K2Cr2O7 + C2H5OH + 16 HCl = 4 CrCl3 + 11 H2O + 2 CO2 + 4 KCl
CH3CHNH2COOH + O2 = CO2 + H2O + NH3 =>
CH3CHNH2COOH + 3 O2 = 3 CO2 + 2 H2O + NH3
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
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