| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CuNO3 + Fe = 3 Cu + Fe(NO3)3
CoO2 + C = Co + CO2 =>
CoO2 + C = Co + CO2
CoO2 = Co + O =>
CoO2 = Co + 2 O
Ba + H2SO4 = Ba(SO4) + H2S + H2O =>
4 Ba + 5 H2SO4 = 4 Ba(SO4) + H2S + 4 H2O
K2CO3 + Ba = K + BaCO3 =>
K2CO3 + Ba = 2 K + BaCO3
CH3COOH + HCOONa = CH3COONa + H2O + CO2 =>
3 CH3COOH + 4 HCOONa = 4 CH3COONa + 2 H2O + 2 CO2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
ZrBr2 = Br2 + Zr =>
ZrBr2 = Br2 + Zr
I2O5 + KI + H2SO4 = K2SO4 + I + H2O =>
I2O5 + 10 KI + 5 H2SO4 = 5 K2SO4 + 12 I + 5 H2O
HNO3 + Sr(HCO3)2 = Sr(NO3)2 + H2O + CO2 =>
2 HNO3 + Sr(HCO3)2 = Sr(NO3)2 + 2 H2O + 2 CO2
ZrBr2 = Br2 + Zr =>
ZrBr2 = Br2 + Zr
[CH3NH3]Cl + NaOH = H2O + NaCl + CH3NH2 =>
[CH3NH3]Cl + NaOH = H2O + NaCl + CH3NH2
O + Zn = OZn =>
O + Zn = OZn
Na2CO3 + AgNO3 = Na2 + NO3 + AgCO3 =>
Na2CO3 + AgNO3 = Na2 + NO3 + AgCO3
C8H16O8 = CO + H2 =>
C8H16O8 = 8 CO + 8 H2
HCl + KMnO4 = KCl + MnCl2 + H2O + Cl2 =>
16 HCl + 2 KMnO4 = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CuOH2 + H2SO4 = CuSO4 + H2OH2 =>
CuOH2 + H2SO4 = CuSO4 + H2OH2
Al(CH3COO)3 + H2SO4 = Al2(SO4)3 + HCH3COO =>
2 Al(CH3COO)3 + 3 H2SO4 = Al2(SO4)3 + 6 HCH3COO
Al(NO3)3 + Na2S + H2O = Al(OH)3 + H2S + Na(NO3) =>
2 Al(NO3)3 + 3 Na2S + 6 H2O = 2 Al(OH)3 + 3 H2S + 6 Na(NO3)
Cl + CaOH = CaClO + CaCl2 + H2O =>
3 Cl + 2 CaOH = CaClO + CaCl2 + H2O
MgS + H2O = MgO + H2S =>
MgS + H2O = MgO + H2S
K + NaOH = KOHNa =>
K + NaOH = KOHNa
MgCl2(ac) + NaOH(ac) = Mg(OH)2(s) + NaCl(ac) =>
MgCl2(ac) + 2 NaOH(ac) = Mg(OH)2(s) + 2 NaCl(ac)
SeCl6 = Se + Cl =>
SeCl6 = Se + 6 Cl
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Ca2C = Ca2 + C =>
Ca2C = Ca2 + C
CuCO3(aq) + HNO3(aq) = CuNO3 + HCO3 =>
CuCO3(aq) + HNO3(aq) = CuNO3 + HCO3
(NH4)2SO4 + ZnCl2 = NH4Cl + ZnSO4 =>
(NH4)2SO4 + ZnCl2 = 2 NH4Cl + ZnSO4
Ba + (CO2) = BaCO2 =>
Ba + (CO2) = BaCO2
NaHCO3 + H3C6H5O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + H3C6H5O7 = 3 CO2 + 3 H2O + Na3C6H5O7
KNO2 + BaCl2 = Ba(NO2)2 + KCl =>
2 KNO2 + BaCl2 = Ba(NO2)2 + 2 KCl
Fe2 + CrCl3 = FeCl2 + Cr =>
3 Fe2 + 4 CrCl3 = 6 FeCl2 + 4 Cr
MgCO3 + HCl = MgCl2 + C2O4 + H2O =>
2 MgCO3 + 4 HCl = 2 MgCl2 + C2O4 + 2 H2O
Cr2S3O12 + N2H8CO3 = Cr2C3O9 + N2H8SO4 =>
Cr2S3O12 + 3 N2H8CO3 = Cr2C3O9 + 3 N2H8SO4
HCO2H + H2O = H3O + CO2 =>
HCO2H + 2 H2O = 2 H3O + CO2
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
Cu(ClO3)2 + Al2O3 = Al(ClO3)3 + Cu2O2 =>
6 Cu(ClO3)2 + 2 Al2O3 = 4 Al(ClO3)3 + 3 Cu2O2
Ag(NH3) + KI = AgI + KNH3 =>
Ag(NH3) + KI = AgI + KNH3
[Cr(N2H4CO6)]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
10[Cr(N2H4CO6)]4[Cr(CN)6]3 + 456 KMnO4 + 519 H2SO4 = 35 K2Cr2O7 + 456 MnSO4 + 220 CO2 + 260 KNO3 + 63 K2SO4 + 599 H2O
(HC)(H3CO)O + NaHCO3 = CH3COONa + H2O + CO2 =>
(HC)(H3CO)O + NaHCO3 = CH3COONa + H2O + CO2
C6H5CH3 + OH = C6H5COOH + H2O =>
C6H5CH3 + 6 OH = C6H5COOH + 4 H2O
CuFeS2 + O2 = Cu + SO3 + Fe2O3 =>
4 CuFeS2 + 15 O2 = 4 Cu + 8 SO3 + 2 Fe2O3
C6H6 + O2 = CO2 + H2O2 =>
C6H6 + 9 O2 = 6 CO2 + 3 H2O2
MnCl2 + KMnO4 + H2O = MnOOH + KCl + O2 =>
4 MnCl2 + 8 KMnO4 + 6 H2O = 12 MnOOH + 8 KCl + 7 O2
Mn + Cu2S = MnS + Cu =>
Mn + Cu2S = MnS + 2 Cu
NaCl + H2SiO3 = Na2SiO3 + HCl =>
2 NaCl + H2SiO3 = Na2SiO3 + 2 HCl
Cr(OH)3 + NaOH = Na3(Cr(OH)6) =>
Cr(OH)3 + 3 NaOH = Na3(Cr(OH)6)
Co2{+} + NO2{-} + H{+} = (Co(NO2)6)3{-} + NO + H2O =>
3 Co2{+} + 67 NO2{-} + 62 H{+} = 2(Co(NO2)6)3{-} + 31 NO + 31 H2O
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
Sb2O3 + HBr = SbBr3 + H2O =>
Sb2O3 + 6 HBr = 2 SbBr3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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