| Équations équilibrées la veille |
2 NaOH(aq) + H2O2(aq) = Na2O2(aq) + 2 H2O(l)
C57H110O2 + O = CO2 + H2O =>
C57H110O2 + 167 O = 57 CO2 + 55 H2O
Ag + HNO3 + HCl = HAgCl4 + NO2 + H2O =>
Ag + 3 HNO3 + 4 HCl = HAgCl4 + 3 NO2 + 3 H2O
Mg + FeO4 = Fe + MgO =>
4 Mg + FeO4 = Fe + 4 MgO
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
NaHSO4 + Na2SiO3 + H2O = H4SiO4 + Na2SO4 =>
2 NaHSO4 + Na2SiO3 + H2O = H4SiO4 + 2 Na2SO4
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + NaNO3 =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + 2 NaNO3
Fe(NO3)3 + CaCO3 = CO2 + Ca(NO3)2 + Fe2O3 =>
2 Fe(NO3)3 + 3 CaCO3 = 3 CO2 + 3 Ca(NO3)2 + Fe2O3
KMnO4 + H2SO4 + CoSO4 = MnSO4 + K2SO4 + Co2(SO4)3 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 CoSO4 = 2 MnSO4 + K2SO4 + 5 Co2(SO4)3 + 8 H2O
H2CO3 + BaO = Ba(HCO3)2 + H2O =>
2 H2CO3 + BaO = Ba(HCO3)2 + H2O
BeCl2 + H3PO4 = BePO4 + H3Cl2 =>
BeCl2 + H3PO4 = BePO4 + H3Cl2
PO4(NH4)3 + H2O = PO4H3 + NH4(OH) =>
PO4(NH4)3 + 3 H2O = PO4H3 + 3 NH4(OH)
Al + NaOH + H2O = Na(Al(OH))4 + H2 =>
8 Al + 2 NaOH + 6 H2O = 2 Na(Al(OH))4 + 3 H2
KMnO4 + Ca2C2O4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 + CaO =>
4 KMnO4 + 5 Ca2C2O4 + 6 H2SO4 = 10 CO2 + 6 H2O + 2 K2SO4 + 4 MnSO4 + 10 CaO
C8H9NO2 + NaOH = C6H6NaNO + CNa2O + H2O =>
C8H9NO2 + 5 NaOH = C6H6NaNO + 2 CNa2O + 4 H2O
C + H2 + O2 = C6H14O2 =>
6 C + 7 H2 + O2 = C6H14O2
O2 + Ni = Ni2O3 =>
3 O2 + 4 Ni = 2 Ni2O3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ca(s) + AlCl3(s) = CaCl2(s) + Al(s) =>
3 Ca(s) + 2 AlCl3(s) = 3 CaCl2(s) + 2 Al(s)
Fe(s) + CuCl2(aq) = FeCl2(aq) + Cu(s) =>
Fe(s) + CuCl2(aq) = FeCl2(aq) + Cu(s)
Na2CO3 + AgCl = NaCl + Ag2O + CO2 =>
Na2CO3 + 2 AgCl = 2 NaCl + Ag2O + CO2
NaCrO2 = Na + Cr + O =>
NaCrO2 = Na + Cr + 2 O
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
H(CH3COO) + AlCl3 = Al(CH3COO)3 + HCl =>
3 H(CH3COO) + AlCl3 = Al(CH3COO)3 + 3 HCl
BaO + SO3 = BaSO4 =>
BaO + SO3 = BaSO4
C + Ca(OH)2 + H2O = C6H6 + CaCO3 =>
15 C + 3 Ca(OH)2 + 3 H2O = 2 C6H6 + 3 CaCO3
AgCl + AlBr = AgBr + AlCl =>
AgCl + AlBr = AgBr + AlCl
(NH4)2C2O4 + LiOH = NH4OH + Li2C2O4 =>
(NH4)2C2O4 + 2 LiOH = 2 NH4OH + Li2C2O4
CaCO3 + FePO4 = Ca3(PO4)2 + Fe2(CO3)3 =>
3 CaCO3 + 2 FePO4 = Ca3(PO4)2 + Fe2(CO3)3
KBr + Fe(OH)3 = KOH + Fe(Br)3 =>
3 KBr + Fe(OH)3 = 3 KOH + Fe(Br)3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cr2(SO4)3 + Na2CO3 = Cr2CO3 + Na2(SO4)3 =>
Cr2(SO4)3 + Na2CO3 = Cr2CO3 + Na2(SO4)3
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 Mn(NO3)2 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 5 NaNO3 + 7 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaF2 + Li2SO4 = CaSO4 + LiF =>
CaF2 + Li2SO4 = CaSO4 + 2 LiF
Br2 + NaF = BrF + NaBr =>
Br2 + NaF = BrF + NaBr
SrBr2(aq) + NaCl(aq) = SrCl2(aq) + NaBr(aq) =>
SrBr2(aq) + 2 NaCl(aq) = SrCl2(aq) + 2 NaBr(aq)
Cd(s) + AgI(aq) = CdI(s) + Ag(aq) =>
Cd(s) + AgI(aq) = CdI(s) + Ag(aq)
PbO + O2 + N2 = Pb(NO3)2 =>
2 PbO + 5 O2 + 2 N2 = 2 Pb(NO3)2
PbCl2 + Li2SO4 = PbSO4 + LiCl =>
PbCl2 + Li2SO4 = PbSO4 + 2 LiCl
(NH4)2S(aq) + Sr(OH)2(aq) = NH3(g) + H2O(l) + SrS(s) =>
(NH4)2S(aq) + Sr(OH)2(aq) = 2 NH3(g) + 2 H2O(l) + SrS(s)
MgBr2 + Na = NaBr + Mg2 =>
2 MgBr2 + 4 Na = 4 NaBr + Mg2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HIO3 + HCl = I2 + Cl2 + H2O2 =>
2 HIO3 + 4 HCl = I2 + 2 Cl2 + 3 H2O2
FeSO4(aq) + Cu(s) = Fe(s) + CuSO4(s) =>
FeSO4(aq) + Cu(s) = Fe(s) + CuSO4(s)
CuSO4 + Zn = Zn2(SO4)3 + Cu =>
3 CuSO4 + 2 Zn = Zn2(SO4)3 + 3 Cu
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Équations équilibrées sur01/26/25
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