| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Hg + O2(g) = 2 Hg2O(s)
NaBr + HClO = NaBrO3 + HCl =>
NaBr + 3 HClO = NaBrO3 + 3 HCl
Cl + LiI = LiCl + I2 =>
2 Cl + 2 LiI = 2 LiCl + I2
BeSO4 + NaOH = BeO + Na2SO4 + H2O =>
BeSO4 + 2 NaOH = BeO + Na2SO4 + H2O
FePO4 + H{+} = Fe{3+} + H3PO4 =>
FePO4 + 3 H{+} = Fe{3+} + H3PO4
C6H12O6 + SO4{2-} = HCO3{-} + H2S =>
C6H12O6 + 3 SO4{2-} = 6 HCO3{-} + 3 H2S
Ag + O2 = Ag2O =>
4 Ag + O2 = 2 Ag2O
CoCl2 + K4Fe(CN)6 = CoFe(CN)6 + Cl2K4 =>
CoCl2 + K4Fe(CN)6 = CoFe(CN)6 + Cl2K4
Ca + C2H4O2 = Ca(C2H3O2)2 + H =>
Ca + 2 C2H4O2 = Ca(C2H3O2)2 + 2 H
N4 + H2 = NH3 =>
N4 + 6 H2 = 4 NH3
Mg(NO3)2 + Cr = Cr(NO3)3 + Mg =>
3 Mg(NO3)2 + 2 Cr = 2 Cr(NO3)3 + 3 Mg
Br2 + AgI = AgBr + I2 =>
Br2 + 2 AgI = 2 AgBr + I2
V + S = VS2 =>
V + 2 S = VS2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
F2 + AlCl3 = AlF3 + Cl2 =>
3 F2 + 2 AlCl3 = 2 AlF3 + 3 Cl2
HgCl + NH4OH = HgOH + NH4Cl =>
HgCl + NH4OH = HgOH + NH4Cl
HI + CO(OH)2 = H2O + COI2 =>
2 HI + CO(OH)2 = 2 H2O + COI2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
NaCl(aq) + KNO3 = NaNO3 + KCl =>
NaCl(aq) + KNO3 = NaNO3 + KCl
KMnO4 + C2H4 + H2SO4 + H2O = C2H4(OH)2 + MnSO4 + K2SO4 =>
2 KMnO4 + 5 C2H4 + 3 H2SO4 + 2 H2O = 5 C2H4(OH)2 + 2 MnSO4 + K2SO4
CH3CH2COOH + Ba(OH)2 = (CH3CH2COO)2Ba + H2O =>
2 CH3CH2COOH + Ba(OH)2 = (CH3CH2COO)2Ba + 2 H2O
CH3CH2OH + K = CH3CH2OK2 + H2 =>
2 CH3CH2OH + 4 K = 2 CH3CH2OK2 + H2
Fe + Ni{2+} = Fe{3+} + Ni =>
2 Fe + 3 Ni{2+} = 2 Fe{3+} + 3 Ni
NaHS + HNO3 = NaHSO4 + NO + H2O =>
3 NaHS + 8 HNO3 = 3 NaHSO4 + 8 NO + 4 H2O
CaSO4 + NaNO3 = Ca(NO3)2 + Na2SO4 =>
CaSO4 + 2 NaNO3 = Ca(NO3)2 + Na2SO4
Al + H(SO4) = Al(SO4) + H =>
Al + H(SO4) = Al(SO4) + H
Na(K) + Cl2(d) = NaCl(K) =>
2 Na(K) + Cl2(d) = 2 NaCl(K)
Al + C2H4O2 = H2 + AlCO =>
2 Al + C2H4O2 = 2 H2 + 2 AlCO
MgO + H = Mg + H2O =>
MgO + 2 H = Mg + H2O
LiCl + NaOH = LiOH + NaCl =>
LiCl + NaOH = LiOH + NaCl
Rb2O(s) + H2O(l) = RbOH(aq) =>
Rb2O(s) + H2O(l) = 2 RbOH(aq)
C2H5OH(aq) + O2(g) = CO2(g) + H2O =>
C2H5OH(aq) + 3 O2(g) = 2 CO2(g) + 3 H2O
V + Br = VBr =>
V + Br = VBr
Zn(s) + HCl(l) = ZnCl2(ac) + H2(g) =>
Zn(s) + 2 HCl(l) = ZnCl2(ac) + H2(g)
CH3COO + NaOH = CH3COONa + OH =>
CH3COO + NaOH = CH3COONa + OH
H2O2 + H2SO4 + FeSO4 + NH4SCN = Fe2(SO4)3 + H2ONH4SCN =>
H2O2 + H2SO4 + 2 FeSO4 + 2 NH4SCN = Fe2(SO4)3 + 2 H2ONH4SCN
Sr(NO3)2(aq) + Al2(SO4)3(aq) = Sr(SO4)(s) + Al(NO3)3(aq) =>
3 Sr(NO3)2(aq) + Al2(SO4)3(aq) = 3 Sr(SO4)(s) + 2 Al(NO3)3(aq)
Mg(OH)2(aq) = Mg2(aq) + OH(aq) =>
2 Mg(OH)2(aq) = Mg2(aq) + 4 OH(aq)
Na2C2O4 = Na{+} + C2O4{2-} =>
Na2C2O4 = 2 Na{+} + C2O4{2-}
Ca + C2H4O2 = Ca(C2H3O2)2 + H2 =>
Ca + 2 C2H4O2 = Ca(C2H3O2)2 + H2
CH3CHCH2 + H2O + CO = CH3CH2CH2CH2OH + CO2 =>
CH3CHCH2 + H2O + 2 CO = CH3CH2CH2CH2OH + CO2
SCl4 = S8 + Cl2 =>
8 SCl4 = S8 + 16 Cl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MnS + H2O = Mn(OH)2 + H2S =>
MnS + 2 H2O = Mn(OH)2 + H2S
PCl5 + NH4Cl = P3N5 + HCl =>
3 PCl5 + 5 NH4Cl = P3N5 + 20 HCl
Mn3O4 + Al = Al2O3 + Mn =>
3 Mn3O4 + 8 Al = 4 Al2O3 + 9 Mn
Mg + Al(OH)3 = Mg(OH)2 + Al =>
3 Mg + 2 Al(OH)3 = 3 Mg(OH)2 + 2 Al
CdSO4(aq) + SrS(aq) = CdS(aq) + SrSO4(s) =>
CdSO4(aq) + SrS(aq) = CdS(aq) + SrSO4(s)
As + H2O2 + NH3 = (NH4)3AsO4 + H2O =>
2 As + 5 H2O2 + 6 NH3 = 2(NH4)3AsO4 + 2 H2O
MgBr2 = Mg + Br2 =>
MgBr2 = Mg + Br2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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