| Équations équilibrées la veille |
2 HClO4 + 2 PVC = 2 ClO4{-} + 2 PVC{+} + H2
FeOH2O = Fe(OH)2 =>
FeOH2O = Fe(OH)2
CuFeS2 + HNO3 = Cu(NO3)2 + Fe2(SO4)3 + CuSO4 + NO2 + H2O =>
2 CuFeS2 + 36 HNO3 = Cu(NO3)2 + Fe2(SO4)3 + CuSO4 + 34 NO2 + 18 H2O
Co(OH)3 + KI + HCl = CoCl2 + I2 + KCl + H2O =>
2 Co(OH)3 + 2 KI + 6 HCl = 2 CoCl2 + I2 + 2 KCl + 6 H2O
H2W12O42{-10} = W7O24{-6} + H2O + W10O32{-4} =>
16 H2W12O42{-10} = 26 W7O24{-6} + 16 H2O + W10O32{-4}
HgCl2 + KI = KCl + K2HgI4 =>
HgCl2 + 4 KI = 2 KCl + K2HgI4
Co3(PO4)2(l) + Mg(NO3)2(l) = Mg3(PO4)2(l) + Co(NO3)2(aq) =>
Co3(PO4)2(l) + 3 Mg(NO3)2(l) = Mg3(PO4)2(l) + 3 Co(NO3)2(aq)
C6H8O7 + K2S2O5 = SO2 + K3C6H5O7 + H2O =>
2 C6H8O7 + 3 K2S2O5 = 6 SO2 + 2 K3C6H5O7 + 3 H2O
AlBr3 + Na2CO3 = AlNa3 + Br2CO3 =>
2 AlBr3 + 3 Na2CO3 = 2 AlNa3 + 3 Br2CO3
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
NH4 + H2O = NH2 + H3O =>
NH4 + 2 H2O = NH2 + 2 H3O
FeC3 + NH4OH = Fe(OH)3 + NH4C =>
FeC3 + 3 NH4OH = Fe(OH)3 + 3 NH4C
H2O(s) + NaCl(s) = NaOH(aq) + HCl(aq) =>
H2O(s) + NaCl(s) = NaOH(aq) + HCl(aq)
Cr + P2O5 + H2SO4 = H3P + Cr2(SO4)3 + H2O =>
16 Cr + 3 P2O5 + 24 H2SO4 = 6 H3P + 8 Cr2(SO4)3 + 15 H2O
CuSO4*5H2O + NH3 = [Cu(NH3)4]SO4*H2O + H2O =>
CuSO4*5H2O + 4 NH3 = [Cu(NH3)4]SO4*H2O + 4 H2O
HBr(aq) + Cr(s) = CrBr3(aq) + H2(g) =>
6 HBr(aq) + 2 Cr(s) = 2 CrBr3(aq) + 3 H2(g)
CH3CH2OH + KBr + H2SO4 = K2SO4 + H2O + CH3CH2Br =>
2 CH3CH2OH + 2 KBr + H2SO4 = K2SO4 + 2 H2O + 2 CH3CH2Br
Ag2SO4 + SrI2 = AgI + SrSO4 =>
Ag2SO4 + SrI2 = 2 AgI + SrSO4
Na2S2O4 + NaOH = Na2SO4 + Na2S + H2O =>
4 Na2S2O4 + 8 NaOH = 5 Na2SO4 + 3 Na2S + 4 H2O
Al2S3O12 + Ca3P2O8 = CaSO4 + AlPO4 =>
Al2S3O12 + Ca3P2O8 = 3 CaSO4 + 2 AlPO4
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
Zn + Cu(NO*3)*2 = Cu + Zn(NO*3)*2 =>
Zn + Cu(NO*3)*2 = Cu + Zn(NO*3)*2
BiO3{-} + Cr{3+} + H{+} = CrO7{2-} + Bi{3+} + H2O =>
9 BiO3{-} + 2 Cr{3+} + 26 H{+} = 2 CrO7{2-} + 9 Bi{3+} + 13 H2O
C6H12 + O2 = H2C6H8O4 + H2O =>
2 C6H12 + 5 O2 = 2 H2C6H8O4 + 2 H2O
PbO + HCl = PbClOH =>
PbO + HCl = PbClOH
C6H5CH3 + KMnO4 + H2O = KOH + MnO2 + CO2 =>
C6H5CH3 + 12 KMnO4 + 2 H2O = 12 KOH + 12 MnO2 + 7 CO2
Cr + HIO3 = Cr2(IO3)3 + H2 =>
4 Cr + 6 HIO3 = 2 Cr2(IO3)3 + 3 H2
HNO3 + H2S = NO + SH + H2O =>
HNO3 + 3 H2S = NO + 3 SH + 2 H2O
SrCl2 + Fe(NO3)3 = Sr(NO3)2 + FeCl3 =>
3 SrCl2 + 2 Fe(NO3)3 = 3 Sr(NO3)2 + 2 FeCl3
C8H18OH(l) + O2(g) = CO2(g) + H2O(g) =>
4 C8H18OH(l) + 49 O2(g) = 32 CO2(g) + 38 H2O(g)
UO4(H2O)2 = UO3 + H2O + O2 =>
2 UO4(H2O)2 = 2 UO3 + 4 H2O + O2
C2H50H + O2 = H2O + CO =>
4 C2H50H + 55 O2 = 102 H2O + 8 CO
NaNO3(aq) + CaCl2(aq) = NaCl(s) + Ca(NO3)2(aq) =>
2 NaNO3(aq) + CaCl2(aq) = 2 NaCl(s) + Ca(NO3)2(aq)
Ca(NO3)2 + NaHCO3 = CaCO3 + HNO3 + NaNO3 =>
Ca(NO3)2 + NaHCO3 = CaCO3 + HNO3 + NaNO3
Cr(OH)3 + CuO = Cr2O3 + Cu(OH)2 =>
2 Cr(OH)3 + 3 CuO = Cr2O3 + 3 Cu(OH)2
CsF + AlBr3(aq) = CsBr(aq) + AlF3(s) =>
3 CsF + AlBr3(aq) = 3 CsBr(aq) + AlF3(s)
Hg + K4(Fe(CN6)) = Hg(Fe(CN6)) + K =>
Hg + K4(Fe(CN6)) = Hg(Fe(CN6)) + 4 K
H3SO4 + Al = H2 + Al2(SO4)3 =>
6 H3SO4 + 4 Al = 9 H2 + 2 Al2(SO4)3
CaO + C2O = CaC2 + CO =>
CaO + 3 C2O = CaC2 + 4 CO
Cu(s) + Ag2NO3(aq) = Ag(s) + CuNO3(aq) =>
Cu(s) + Ag2NO3(aq) = 2 Ag(s) + CuNO3(aq)
BaCI2 + K2CO3 = BaCO3 + K2CI2 =>
BaCI2 + K2CO3 = BaCO3 + K2CI2
Al(s) + H2(g) + O2(g) = Al(OH)3(s) =>
2 Al(s) + 3 H2(g) + 3 O2(g) = 2 Al(OH)3(s)
CaBr2 + PbO2 = PbBr4 + CaO =>
2 CaBr2 + PbO2 = PbBr4 + 2 CaO
HgNO3 + MgCl = HgCl + MgNO3 =>
HgNO3 + MgCl = HgCl + MgNO3
FeSO4 + Cu(OH)2 = CuSO4 + Fe(OH)2 =>
FeSO4 + Cu(OH)2 = CuSO4 + Fe(OH)2
FeS + SO4{-2} + H2O + H{+} = FeS2 + FeO3H3 =>
5 FeS + SO4{-2} + 2 H2O + 2 H{+} = 3 FeS2 + 2 FeO3H3
PH3 + P4H2 = P2H2 =>
2 PH3 + 2 P4H2 = 5 P2H2
FeSO4 + SO2 = Fe2(SO3)4 =>
2 FeSO4 + 2 SO2 = Fe2(SO3)4
Si + HNO3 + H2F2 = H2SiF6 + NO2 + H2O =>
Si + 4 HNO3 + 3 H2F2 = H2SiF6 + 4 NO2 + 4 H2O
CuO2 + NH3 = Cu + N + H2O =>
3 CuO2 + 4 NH3 = 3 Cu + 4 N + 6 H2O
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Équations équilibrées sur01/09/25
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