| Équations équilibrées la veille | Équations équilibrées le lendemain |
BaCl2 + 2 Ag = 2 AgCl + Ba
H2S + Cl2 = HCl + S2 =>
2 H2S + 2 Cl2 = 4 HCl + S2
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
Ba(ClO3)2 = BaCl2 + O2 =>
Ba(ClO3)2 = BaCl2 + 3 O2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Zn(ClO4)2(aq) + Na2S(aq) = ZnS(s) + NaClO4(aq) =>
Zn(ClO4)2(aq) + Na2S(aq) = ZnS(s) + 2 NaClO4(aq)
Ni + HCl = H2 + NiCl3 =>
2 Ni + 6 HCl = 3 H2 + 2 NiCl3
H2S + KOH = H2O + K2S =>
H2S + 2 KOH = 2 H2O + K2S
Ag3AsO4 + Zn + H2SO4 = AsH3 + Ag + ZnSO4 + H2O =>
2 Ag3AsO4 + 11 Zn + 11 H2SO4 = 2 AsH3 + 6 Ag + 11 ZnSO4 + 8 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Pb + HNO3 = H2 + Pb(NO3)2 =>
Pb + 2 HNO3 = H2 + Pb(NO3)2
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Cl2 + I2 + KOH = KCl + KIO3 + H2O =>
5 Cl2 + I2 + 12 KOH = 10 KCl + 2 KIO3 + 6 H2O
HNO3 + I2 = HIO3 + NO2 + H20 =>
30 HNO3 + 5 I2 = 10 HIO3 + 30 NO2 + H20
I2 + ClO3{-} + H2O = IO3{-} + Cl{-} + H{+} =>
3 I2 + 5 ClO3{-} + 3 H2O = 6 IO3{-} + 5 Cl{-} + 6 H{+}
NaC2H3O2 + CH3COOH = NaCOOH + CH3C2H3O2 =>
NaC2H3O2 + CH3COOH = NaCOOH + CH3C2H3O2
CrCl3 + AgNO3 = Cr(NO3)3 + AgCl =>
CrCl3 + 3 AgNO3 = Cr(NO3)3 + 3 AgCl
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
Mg + O = MgO =>
Mg + O = MgO
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
NO + H2 = NH3 + H2O =>
2 NO + 5 H2 = 2 NH3 + 2 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
(CH3)4NI + I2 = (CH3)4NI5 =>
(CH3)4NI + 2 I2 = (CH3)4NI5
Na2SO4 + Ba(NO3)2 = NaNO3 + BaSO4 =>
Na2SO4 + Ba(NO3)2 = 2 NaNO3 + BaSO4
H2 + Ci2 = HCi =>
H2 + Ci2 = 2 HCi
Zn + CuSO4 = Cu + ZnSO4 =>
Zn + CuSO4 = Cu + ZnSO4
BaCl2 + Na2So4 = BaSo4 + NaCl =>
BaCl2 + Na2So4 = BaSo4 + 2 NaCl
NBr3 + NaOH = N2 + NaBr + HOBr =>
2 NBr3 + 3 NaOH = N2 + 3 NaBr + 3 HOBr
H2S + SO2 = S8 + H2O =>
16 H2S + 8 SO2 = 3 S8 + 16 H2O
P + O2 = P4O6 =>
4 P + 3 O2 = P4O6
NO2(g) + H2O(l) = HNO3(aq) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(aq) + NO(g)
C3H7I + NaOH = NaI + C3H7OH =>
C3H7I + NaOH = NaI + C3H7OH
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
Sc(OH)3 + H4GeO4 = Sc4(GeO4)3 + H2O =>
4 Sc(OH)3 + 3 H4GeO4 = Sc4(GeO4)3 + 12 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
H2O = H2 + O =>
H2O = H2 + O
CA + HNO3 = CA(NO3)2 + N2O + H2O =>
4 CA + 10 HNO3 = 4 CA(NO3)2 + N2O + 5 H2O
Fe + Cl = FeCl =>
Fe + Cl = FeCl
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NiS2 + O2 = NiO + SO2 =>
2 NiS2 + 5 O2 = 2 NiO + 4 SO2
CuNO3 + Cr = CrNO3 + Cu =>
CuNO3 + Cr = CrNO3 + Cu
Cu2O + Cu2S = Cu + SO2 =>
2 Cu2O + Cu2S = 6 Cu + SO2
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
S + HNO3 = H2SO4 + NO =>
S + 2 HNO3 = H2SO4 + 2 NO
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/21/16
Équations équilibrées sur10/21/15
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