| Équations équilibrées la veille |
Rb2CO3 + 2 H2O = H2CO3 + 2 RbOH
C6H5CH3 + K2Cr2O7 + H2SO4 = C6H5COOH + Cr2(SO4)3 + K2SO4 + H2O =>
C6H5CH3 + K2Cr2O7 + 4 H2SO4 = C6H5COOH + Cr2(SO4)3 + K2SO4 + 5 H2O
AgCl + MnSO4 + NaOH = Ag + H2MnO3 + Na2SO4 + NaCl + H2O =>
2 AgCl + MnSO4 + 4 NaOH = 2 Ag + H2MnO3 + Na2SO4 + 2 NaCl + H2O
Cu(OH)2(s) + HClO4(aq) = Cu(ClO4)2(aq) + H2O(l) =>
Cu(OH)2(s) + 2 HClO4(aq) = Cu(ClO4)2(aq) + 2 H2O(l)
P3N5 + BaN6 + NH4Cl = BaH4P6N12 + HCl + N2 =>
6 P3N5 + 3 BaN6 + 4 NH4Cl = 3 BaH4P6N12 + 4 HCl + 8 N2
Cr(OH)3 + Cl2O7 + OH{-} = CrO4{-2} + ClO2{-} + H2O =>
8 Cr(OH)3 + 3 Cl2O7 + 22 OH{-} = 8 CrO4{-2} + 6 ClO2{-} + 23 H2O
Cl2(g) + MgI2(aq) = MgCl2 + I2 =>
Cl2(g) + MgI2(aq) = MgCl2 + I2
CO3Zn = Zn + CO3 =>
CO3Zn = Zn + CO3
Rb(s) + O2(g) = RbO2(s) =>
Rb(s) + O2(g) = RbO2(s)
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
La + Cl = LaCl3 =>
La + 3 Cl = LaCl3
Na + Ca = NaCa =>
Na + Ca = NaCa
C4H10 + OH = CO2 + H2O =>
C4H10 + 26 OH = 4 CO2 + 18 H2O
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
NaHCO3 + C6H8O7 = Na3C6H5O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = Na3C6H5O7 + 3 CO2 + 3 H2O
Fe + H3BO3 = FeBO3 + H2 =>
2 Fe + 2 H3BO3 = 2 FeBO3 + 3 H2
SOCl2 + KOH = K2SO3 + KCl + H2O =>
SOCl2 + 4 KOH = K2SO3 + 2 KCl + 2 H2O
Na6V10O28 + Al + HCl = VCl2 + AlCl3 + NaCl + H2O =>
Na6V10O28 + 10 Al + 56 HCl = 10 VCl2 + 10 AlCl3 + 6 NaCl + 28 H2O
Na + O2(g) = Na2O =>
4 Na + O2(g) = 2 Na2O
C3H6N6O6 + O2 = CO2 + H2O + N2 =>
2 C3H6N6O6 + 3 O2 = 6 CO2 + 6 H2O + 6 N2
Cr2O7{-} + Cl{-} + H{+} = Cr{+} + Cl2 + H2O =>
2 Cr2O7{-} + 22 Cl{-} + 28 H{+} = 4 Cr{+} + 11 Cl2 + 14 H2O
Fe + H3PO4 = Fe(H2PO4)2 + H2 =>
Fe + 2 H3PO4 = Fe(H2PO4)2 + H2
Sr + C = SrC2 =>
Sr + 2 C = SrC2
Fe2(SO4)3 + SO2 + H2O = FeSO4 + H2SO4 =>
Fe2(SO4)3 + SO2 + 2 H2O = 2 FeSO4 + 2 H2SO4
Cr + Br2 = CrBr3 =>
2 Cr + 3 Br2 = 2 CrBr3
CuSO4(aq) + (NH4)2S(aq) = CuS + (NH4)2SO4 =>
CuSO4(aq) + (NH4)2S(aq) = CuS + (NH4)2SO4
NH4 + Cr2O7 = CrO3 + N2 + H2O =>
2 NH4 + 4 Cr2O7 = 8 CrO3 + N2 + 4 H2O
Na[Al(OH)4] + HNO3 = NaNO3 + Al(OH)3 + H2O =>
Na[Al(OH)4] + HNO3 = NaNO3 + Al(OH)3 + H2O
Fe2O3 + Ca = CaO + Fe =>
Fe2O3 + 3 Ca = 3 CaO + 2 Fe
Fe(NO3)3 + NH3 = Fe(NH3) + NO3 =>
Fe(NO3)3 + NH3 = Fe(NH3) + 3 NO3
Zn + NH4OH = Zn(OH)2 + NH3 + H2 =>
Zn + 2 NH4OH = Zn(OH)2 + 2 NH3 + H2
Mg + Cu(SO4)2 = Mg(SO4) + Cu =>
2 Mg + Cu(SO4)2 = 2 Mg(SO4) + Cu
Sb + H = SbH3 =>
Sb + 3 H = SbH3
CaBr2 = Ca + Br2 =>
CaBr2 = Ca + Br2
C12H8N2 + O2 + OH{-} = CO3{-}2 + H2O + N2 =>
C12H8N2 + 17 O2 + 12 OH{-} = 12 CO3{-}2 + 10 H2O + N2
NH3 + SO2 + H2O = NH4HSO3 =>
NH3 + SO2 + H2O = NH4HSO3
La + Cl = LaCl3 =>
La + 3 Cl = LaCl3
Sn4 + HCl = SnCl2 + H2 =>
Sn4 + 8 HCl = 4 SnCl2 + 4 H2
Be + As = Be3As2 =>
3 Be + 2 As = Be3As2
CuSO4 + Na2S2O3 = Cu2S + Na2SO4 + SO2 =>
2 CuSO4 + 2 Na2S2O3 = Cu2S + 2 Na2SO4 + 3 SO2
C2H6O + NaOH = NaC2H5O + H2O =>
C2H6O + NaOH = NaC2H5O + H2O
Ca2Al3Si3O12(OH) = CaAl2Si2O8 + Ca3Al2Si3O12 + Al2O3 + H2O =>
6 Ca2Al3Si3O12(OH) = 6 CaAl2Si2O8 + 2 Ca3Al2Si3O12 + Al2O3 + 3 H2O
Fe(OH)2 + NaOH = Na2Fe(OH)4 =>
Fe(OH)2 + 2 NaOH = Na2Fe(OH)4
C6H5NH2 + O2 = CO2 + H2O + NO2 =>
4 C6H5NH2 + 35 O2 = 24 CO2 + 14 H2O + 4 NO2
LiOH(aq) + H3PO4(aq) = Li3PO4(aq) + H2O(l) =>
3 LiOH(aq) + H3PO4(aq) = Li3PO4(aq) + 3 H2O(l)
HCl + KI = HI + KCl =>
HCl + KI = HI + KCl
Li2S + H2SO4 = H2S + Li2SO4 =>
Li2S + H2SO4 = H2S + Li2SO4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
[Cu(OH)]Cl + KOH = Cu(OH)2 + KCl =>
[Cu(OH)]Cl + KOH = Cu(OH)2 + KCl
CuCl2 + Cu(NO3)2 = CuCl + N + O2 =>
CuCl2 + Cu(NO3)2 = 2 CuCl + 2 N + 3 O2
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Équations équilibrées sur10/23/24
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