| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HCl + Ca(OH)2 = 2 HOH + CaCl2
HCl + Ca(OH)2 = HOH + CaClOH =>
HCl + Ca(OH)2 = HOH + CaClOH
Nb2O5 + KOH = K3NbO4 + H2O =>
Nb2O5 + 6 KOH = 2 K3NbO4 + 3 H2O
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
H{+} + IO4{-} + Al = IO3{-} + Al{3+} + H2O =>
6 H{+} + 3 IO4{-} + 2 Al = 3 IO3{-} + 2 Al{3+} + 3 H2O
Fe + S = FeS =>
Fe + S = FeS
CH3 + O2 = CO2 + H2O =>
4 CH3 + 7 O2 = 4 CO2 + 6 H2O
Mg + Fe{3+} = Mg{2+} + Fe =>
3 Mg + 2 Fe{3+} = 3 Mg{2+} + 2 Fe
OH{-} + I2 + N2O = NO3{-} + H2O + I{-} =>
10 OH{-} + 4 I2 + N2O = 2 NO3{-} + 5 H2O + 8 I{-}
Br2 + H2O + SO2 = HBr + H2SO4 =>
Br2 + 2 H2O + SO2 = 2 HBr + H2SO4
Zn + H2SO4 = SO2 + ZnSO4 + H2O =>
Zn + 2 H2SO4 = SO2 + ZnSO4 + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
AsCl3 + Zn + HCl = AsH3 + ZnCl2 =>
AsCl3 + 3 Zn + 3 HCl = AsH3 + 3 ZnCl2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
PBr3 + H2O = H3PO3 + HBr =>
PBr3 + 3 H2O = H3PO3 + 3 HBr
Ba(ClO3)2 = BaCl2 + O2 =>
Ba(ClO3)2 = BaCl2 + 3 O2
OH{-} + I2 + N2O = NO3{-} + H2O + I{-} =>
10 OH{-} + 4 I2 + N2O = 2 NO3{-} + 5 H2O + 8 I{-}
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
S + KNO3 = K2SO4 + SO2 + N2 =>
2 S + 2 KNO3 = K2SO4 + SO2 + N2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
OH{-} + I2 + N2O = NO3{-} + H2O + I{-} =>
10 OH{-} + 4 I2 + N2O = 2 NO3{-} + 5 H2O + 8 I{-}
COCl2 + Fe2(SO4)3 + NaNO3 + NaOH = COFe2O4 + NaCl + Na2SO4 + HNO3 =>
COCl2 + Fe2(SO4)3 + 4 NaNO3 + 4 NaOH = COFe2O4 + 2 NaCl + 3 Na2SO4 + 4 HNO3
P4 + H2O = PH3 + H3PO4 =>
2 P4 + 12 H2O = 5 PH3 + 3 H3PO4
Mn + H2SO4 = MnSO4 + SO2 + H2O =>
Mn + 2 H2SO4 = MnSO4 + SO2 + 2 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
AgNO3 = Ag + O2 + NO2 =>
2 AgNO3 = 2 Ag + O2 + 2 NO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Mg + O = MgO =>
Mg + O = MgO
H{+} + ClO3{-} + e = Cl{-} + H2O =>
6 H{+} + ClO3{-} + 6e = Cl{-} + 3 H2O
C2H5OH + Na = C2H5ONa + H2 =>
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
CaCO3 + HC2H3O2 = H2CO3 + Ca(C2H3O2)2 =>
CaCO3 + 2 HC2H3O2 = H2CO3 + Ca(C2H3O2)2
CuCl2*2H2O + C6H12O6 + NaOH = Cu2O + H2O + NaCl + C6H12O7 =>
2 CuCl2*2H2O + C6H12O6 + 4 NaOH = Cu2O + 6 H2O + 4 NaCl + C6H12O7
Na2SO3 + H2SO4 = H2SO3 + Na2SO4 =>
Na2SO3 + H2SO4 = H2SO3 + Na2SO4
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
Al + F3 = AlF3 =>
Al + F3 = AlF3
Li + N = Li3N =>
3 Li + N = Li3N
Mn + I2 = MnI4 =>
Mn + 2 I2 = MnI4
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Na2CO3 + Cr(NO3)3 = NaNO3 + Cr2(CO3)3 =>
3 Na2CO3 + 2 Cr(NO3)3 = 6 NaNO3 + Cr2(CO3)3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
SO2 + H2O = SO4{2-} + e + H{+} =>
SO2 + 2 H2O = SO4{2-} + 2e + 4 H{+}
CH3OH + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3OH + 2 K2Cr2O7 + 8 H2SO4 = 3 HCOOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/11/12
Équations équilibrées sur04/10/11
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