| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CH4O + 8 H2SO4 + 2 K2Cr2O7 = 3 CH2O2 + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
HAc + NaOH = HOH + NaAc =>
HAc + NaOH = HOH + NaAc
K2Cr2O7 + KCl + H2SO4 = K2SO4 + CrO2Cl2 + H2O =>
K2Cr2O7 + 4 KCl + 3 H2SO4 = 3 K2SO4 + 2 CrO2Cl2 + 3 H2O
Al2(CO3)3 + Na3AlF6 = Al + Na2CO3 + F2 =>
Al2(CO3)3 + 2 Na3AlF6 = 4 Al + 3 Na2CO3 + 6 F2
CoCr2O7 + Al(HCO3)3 = Co(HCO3)2 + Al2(Cr2O7)3 =>
3 CoCr2O7 + 2 Al(HCO3)3 = 3 Co(HCO3)2 + Al2(Cr2O7)3
Cl2 + CH2CH2 = ClCH2CH2Cl =>
Cl2 + CH2CH2 = ClCH2CH2Cl
CH3CH2OH + CO2 = CH3COO{-} + H{+} =>
2 CH3CH2OH + 2 CO2 = 3 CH3COO{-} + 3 H{+}
NaCr2O2 + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 NaCr2O2 + 9 Br2 + 24 NaOH = 4 Na2CrO4 + 18 NaBr + 12 H2O
S2O3{-2} + I2{-} = I{-} + S4O6{-2} =>
2 S2O3{-2} + 2 I2{-} = 4 I{-} + S4O6{-2}
Si25H14 + SiH4 = Si2H6 =>
Si25H14 + 61 SiH4 = 43 Si2H6
Sr(NO3)2 + Gd2O3 + NH2CONH2 + Sm2O3 = SrGd2SmO4 + H2O + N2 + CO2 =>
6 Sr(NO3)2 + 6 Gd2O3 + 13 NH2CONH2 + 3 Sm2O3 = 6 SrGd2SmO4 + 26 H2O + 19 N2 + 13 CO2
CH4 + C3H6 = C6H14 =>
3 CH4 + 5 C3H6 = 3 C6H14
Br2 + C7H6O3 = C6H3Br3O + HBr + CO2 =>
3 Br2 + C7H6O3 = C6H3Br3O + 3 HBr + CO2
NH3(aq) + CaCl2(aq) + H2O = NH4Cl + Ca(OH)2 =>
2 NH3(aq) + CaCl2(aq) + 2 H2O = 2 NH4Cl + Ca(OH)2
Co3(PO4)2 + Na = Na3(PO4) + Co =>
Co3(PO4)2 + 6 Na = 2 Na3(PO4) + 3 Co
COOHCOOH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CO2 =>
5 COOHCOOH + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2
Mn3O4 = Mn + O2 =>
Mn3O4 = 3 Mn + 2 O2
HNO3 + H2 = NO3{-} + H30{+} =>
2 HNO3 + 29 H2 = 2 NO3{-} + 2 H30{+}
K2SO3(aq) + HNO3(aq) = SO2(g) + KNO3(aq) + HOH(l) =>
K2SO3(aq) + 2 HNO3(aq) = SO2(g) + 2 KNO3(aq) + HOH(l)
Ca(OH)2 + Al2(SO4)3 = CaSO4 + Al(OH)3 =>
3 Ca(OH)2 + Al2(SO4)3 = 3 CaSO4 + 2 Al(OH)3
SO3 + Ca(OH)2 + Al2O3 = Al2O3CaSO4 + H2O =>
SO3 + Ca(OH)2 + Al2O3 = Al2O3CaSO4 + H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
H2CO3 + Cl2 = ClCOOH + H2O2 =>
2 H2CO3 + Cl2 = 2 ClCOOH + H2O2
H2O + Si = H2 + SiO2 =>
2 H2O + Si = 2 H2 + SiO2
Ag2SO4 + CaCl2 = AgCl + CaSO4 =>
Ag2SO4 + CaCl2 = 2 AgCl + CaSO4
CoO + Nb2O5 = Co4Nb2O9 =>
4 CoO + Nb2O5 = Co4Nb2O9
Ca(s) + NaOH = Na2CaO2(s) + H2(g) =>
Ca(s) + 2 NaOH = Na2CaO2(s) + H2(g)
CN + H2O2 = CNO + H2O =>
CN + H2O2 = CNO + H2O
Si + NaOH + H2O = H2 + Na2SiO4 =>
Si + 2 NaOH + 2 H2O = 3 H2 + Na2SiO4
Cr + H2SO4 = CrO3 + S + H2O =>
Cr + H2SO4 = CrO3 + S + H2O
Cu3O + C = Cu + CO2 =>
2 Cu3O + C = 6 Cu + CO2
K2Cr2O7 + H2O2 + H2SO4 = H2CrO6 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2O2 + H2SO4 = 2 H2CrO6 + K2SO4 + 3 H2O
NaHCO3 + Cu = Cu(OH)2 + CO2 + Na =>
2 NaHCO3 + Cu = Cu(OH)2 + 2 CO2 + 2 Na
Ca(OH)2 + (NH4)2HPO4 = Ca3(PO4)2 + (NH4)3PO4 + H2O =>
3 Ca(OH)2 + 6(NH4)2HPO4 = Ca3(PO4)2 + 4(NH4)3PO4 + 6 H2O
RCOONa + CaCl2 = (RCOO)2Ca + NaCl =>
2 RCOONa + CaCl2 = (RCOO)2Ca + 2 NaCl
AgNO3 + H2O = HNO3 + Ag2O =>
2 AgNO3 + H2O = 2 HNO3 + Ag2O
RCOONa + CaCl2 = (RCOO)2Ca + NaCl =>
2 RCOONa + CaCl2 = (RCOO)2Ca + 2 NaCl
C3H8O3 + CO2 = CH2O + CH2O2 =>
C3H8O3 + CO2 = 3 CH2O + CH2O2
Na2S2O3 + KMnO4 = Na2SO4 + K2SO4 + Mn2O3 =>
Na2S2O3 + 2 KMnO4 = Na2SO4 + K2SO4 + Mn2O3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaF + HNO3 = HF + NaNO3 =>
NaF + HNO3 = HF + NaNO3
HNO3(aq) = H + NO3 =>
HNO3(aq) = H + NO3
RCOONa + CaCl2 = (RCOO)2Ca + NaCl =>
2 RCOONa + CaCl2 = (RCOO)2Ca + 2 NaCl
Cu(O2CCO2) + NaCl = CuCl2 + Na2(O2CCO2) =>
Cu(O2CCO2) + 2 NaCl = CuCl2 + Na2(O2CCO2)
PdS + O2 = PdO + SO2 =>
2 PdS + 3 O2 = 2 PdO + 2 SO2
Fe + CuOS4 = FeOS4 + Cu =>
Fe + CuOS4 = FeOS4 + Cu
H2SO4 + K = K2SO4 + S + H2O =>
4 H2SO4 + 6 K = 3 K2SO4 + S + 4 H2O
SnOAl = SnAlO =>
SnOAl = SnAlO
Mn + O2 = MnO2 =>
Mn + O2 = MnO2
Zn(s) + HSO(aq) = ZnSO(aq) + H(g) =>
Zn(s) + HSO(aq) = ZnSO(aq) + H(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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