| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 FeO + O2 = 2 Fe2O3
K2Cr2O7 + K2SO3 + H2SO4 = Cr2O3 + K2SO4 + H2O =>
K2Cr2O7 + 3 K2SO3 + H2SO4 = Cr2O3 + 4 K2SO4 + H2O
AgNo3 + NH4OH = Ag(NH3)2 + No2 + H2O =>
2 AgNo3 + 4 NH4OH = 2 Ag(NH3)2 + 3 No2 + 4 H2O
Zn + (AgNO3) = Ag + Zn(NO3)2 =>
Zn + 2(AgNO3) = 2 Ag + Zn(NO3)2
K2Cr2O7 + H2SO4 + CH3OH = Cr2(SO4)3 + HCHO + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3OH = Cr2(SO4)3 + 3 HCHO + K2SO4 + 7 H2O
SO2 + HNO3 + H2O = H2SO4 + NOHNO3 =>
3 SO2 + 4 HNO3 + 2 H2O = 3 H2SO4 + 2 NOHNO3
H2(SO4) + KCN = HCN + K2SO4 =>
H2(SO4) + 2 KCN = 2 HCN + K2SO4
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
FeSO4 + HNO3 = FeO + NO2 + HSO4 =>
FeSO4 + HNO3 = FeO + NO2 + HSO4
CuCl2(aq) + (NH4)2CO3(aq) = NH4Cl + CuCO3 =>
CuCl2(aq) + (NH4)2CO3(aq) = 2 NH4Cl + CuCO3
Al + CuCl = AlCl3 + Cu =>
Al + 3 CuCl = AlCl3 + 3 Cu
Sb(OH)4 + HCl = SbCl4 + H2O =>
Sb(OH)4 + 4 HCl = SbCl4 + 4 H2O
[Cu(NH3)4]SO4(s) + HCl(aq) = CuSO4(aq) + NH4 + Cl =>
[Cu(NH3)4]SO4(s) + 4 HCl(aq) = CuSO4(aq) + 4 NH4 + 4 Cl
HNO2 + H2O = H3O{+} + NO2{-} =>
HNO2 + H2O = H3O{+} + NO2{-}
Ca + HCl = CaCl + H2 =>
2 Ca + 2 HCl = 2 CaCl + H2
H2OS4 + KOH = H2O + K2OS4 =>
H2OS4 + 2 KOH = 2 H2O + K2OS4
Pb(s) + AgNO3(aq) = Ag(s) + Pb(NO3)2(aq) =>
Pb(s) + 2 AgNO3(aq) = 2 Ag(s) + Pb(NO3)2(aq)
BO2 + Mg = B + MgO =>
BO2 + 2 Mg = B + 2 MgO
Au + P = Au3P =>
3 Au + P = Au3P
KCl + KMnO4 + H2TeO4 = Cl2 + MnTeO4 + K2TeO4 + H2O =>
10 KCl + 2 KMnO4 + 8 H2TeO4 = 5 Cl2 + 2 MnTeO4 + 6 K2TeO4 + 8 H2O
HC2H3O2(aq) + KOH(aq) = H2O + KC2H3O2 =>
HC2H3O2(aq) + KOH(aq) = H2O + KC2H3O2
Fe2(CO3)2 = Fe + C + O =>
Fe2(CO3)2 = 2 Fe + 2 C + 6 O
Zn(NO3)2 + PbSO4 = ZnSO4 + Pb(NO3)2 =>
Zn(NO3)2 + PbSO4 = ZnSO4 + Pb(NO3)2
NaF(aq) + HNO3(aq) = NaNO3(aq) + HF(aq) =>
NaF(aq) + HNO3(aq) = NaNO3(aq) + HF(aq)
Li + Fe(OH)2 = LiOH + Fe =>
2 Li + Fe(OH)2 = 2 LiOH + Fe
Fe(OH) + Cr = Cr3(OH) + Fe2(OH) =>
2 Fe(OH) + 3 Cr = Cr3(OH) + Fe2(OH)
XCl3 + O2 = X2O5 + Cl2 =>
4 XCl3 + 5 O2 = 2 X2O5 + 6 Cl2
CH3COOH + Fe = Fe(CH3COO)4 + H2 =>
4 CH3COOH + Fe = Fe(CH3COO)4 + 2 H2
Bi + O2 = Bi4O10 =>
4 Bi + 5 O2 = Bi4O10
Cu + MgHCl = CuCl + MgH =>
Cu + MgHCl = CuCl + MgH
KMnO4(aq) + FeSO4(aq) + H2SO4(aq) = K2SO4(aq) + Fe2(SO4)3(aq) + H2O + MnSO4(aq) =>
2 KMnO4(aq) + 10 FeSO4(aq) + 8 H2SO4(aq) = K2SO4(aq) + 5 Fe2(SO4)3(aq) + 8 H2O + 2 MnSO4(aq)
C6H14O6 + KNO3 = CO2 + H2O + N2 + K2O =>
5 C6H14O6 + 26 KNO3 = 30 CO2 + 35 H2O + 13 N2 + 13 K2O
C8H9NO2 + H2SO4 = (NH4)2SO4 + CO2 + SO2 + H2O =>
2 C8H9NO2 + 35 H2SO4 = (NH4)2SO4 + 16 CO2 + 34 SO2 + 40 H2O
Mg + H2 = Mg3H2 =>
3 Mg + H2 = Mg3H2
C7H6O3(aq) + C4H6O3(aq) = HC9H7O4(aq) =>
11 C7H6O3(aq) + C4H6O3(aq) = 9 HC9H7O4(aq)
H2SO4 + Sc(OH)3 = Sc2(SO4)3 + HOH =>
3 H2SO4 + 2 Sc(OH)3 = Sc2(SO4)3 + 6 HOH
Na2CO3 + CaCO3 + SiO2 = Na2 + CaO6SiO2 + CO2 =>
5 Na2CO3 + CaCO3 + SiO2 = 5 Na2 + CaO6SiO2 + 6 CO2
Si + Fe = Si3Fe2 =>
3 Si + 2 Fe = Si3Fe2
Cu(s) + AgNO3(aq) = (CuNO3)2 + Ag(s) =>
2 Cu(s) + 2 AgNO3(aq) = (CuNO3)2 + 2 Ag(s)
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + C3H7COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C4H9OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 C3H7COOH + 11 H2O
HClO3(aq) + H2O(l) = H3O(aq) + ClO3(aq) =>
HClO3(aq) + H2O(l) = H3O(aq) + ClO3(aq)
Pb(NO3)2 + Li3PO4 = Pb3(PO4)2 + LiNO3 =>
3 Pb(NO3)2 + 2 Li3PO4 = Pb3(PO4)2 + 6 LiNO3
CaO + FeSi = SiO2 + Fe + Ca =>
2 CaO + FeSi = SiO2 + Fe + 2 Ca
C2H4 + O2 = CO2 + H2O0 =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O0
C5H5CH2SSCH2C6H5 + O2 = CO2 + SO2 + H2O =>
2 C5H5CH2SSCH2C6H5 + 37 O2 = 26 CO2 + 4 SO2 + 14 H2O
K2Cr2O7 + H2SO4 + CH3CHCH3CH2OH = CH3CHCH2CHO + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 2 CH3CHCH3CH2OH = 2 CH3CHCH2CHO + K2SO4 + Cr2(SO4)3 + 7 H2O
H4SiO4 + NaOH = Na2O*SiO2 + H2O =>
H4SiO4 + 2 NaOH = Na2O*SiO2 + 3 H2O
PO + S + H2O = H2S + HPO3 =>
2 PO + 3 S + 4 H2O = 3 H2S + 2 HPO3
BC6H15 = B4C + C + H2 =>
4 BC6H15 = B4C + 23 C + 30 H2
Al2(CO3)3(s) = Al2O3(s) + CO2(g) =>
Al2(CO3)3(s) = Al2O3(s) + 3 CO2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/19/25
Équations équilibrées sur04/18/24
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