| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na3AsO4 + 3 BaCl2 = 6 NaCl + Ba3(AsO4)2
H2SO4 + NH4OH = (NH4)2SO4 + H2O =>
H2SO4 + 2 NH4OH = (NH4)2SO4 + 2 H2O
Na(s) + MgF2 = NaF(s) + Mg =>
2 Na(s) + MgF2 = 2 NaF(s) + Mg
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NO2(g) + H2O(l) = HNO3 + NO =>
3 NO2(g) + H2O(l) = 2 HNO3 + NO
HCOOH + Ch3OH = HCOOCh3 + H2O =>
HCOOH + Ch3OH = HCOOCh3 + H2O
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
KI + H2SO4 = K2SO4 + I2 + S + H2O =>
6 KI + 4 H2SO4 = 3 K2SO4 + 3 I2 + S + 4 H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Co(NO3)2 + Fe(NO3)3 + C6H12O6 = CoFe2O4 + CO2 + H2O + N2 =>
3 Co(NO3)2 + 6 Fe(NO3)3 + 5 C6H12O6 = 3 CoFe2O4 + 30 CO2 + 30 H2O + 12 N2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
CO = C + CO2 =>
2 CO = C + CO2
Cu{2+} + S{-2} = CuS =>
Cu{2+} + S{-2} = CuS
Fe2(SO4)3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + K2SO4 =>
2 Fe2(SO4)3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 6 K2SO4
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
C18H36 + O2 = C02 + H2O =>
C18H36 + 9 O2 = 9 C02 + 18 H2O
Na2HPO4 + Pb(NO3)2 = NaNO3 + PbHPO4 =>
Na2HPO4 + Pb(NO3)2 = 2 NaNO3 + PbHPO4
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Na(s) + O2(g) = Na2O2(s) =>
2 Na(s) + O2(g) = Na2O2(s)
(CH3COO)2Ca + HCl = CH3COOH + CaCl2 =>
(CH3COO)2Ca + 2 HCl = 2 CH3COOH + CaCl2
Mn{2+} + H2S = MnS + H{+} =>
Mn{2+} + H2S = MnS + 2 H{+}
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2H5OH + O2 = CO2 + H20 =>
10 C2H5OH + 15 O2 = 20 CO2 + 3 H20
I{-} + NO3{-} + H{+} = I2 + NO + H2O =>
6 I{-} + 2 NO3{-} + 8 H{+} = 3 I2 + 2 NO + 4 H2O
CuO2 + H2O = Cu(OH)2 + O =>
CuO2 + H2O = Cu(OH)2 + O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
MgCl2 + LiCO3 = MgCO3 + LiCl2 =>
MgCl2 + LiCO3 = MgCO3 + LiCl2
Pb + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
H2 + I2 = HI =>
H2 + I2 = 2 HI
NO = N2 + O2 =>
2 NO = N2 + O2
BaO + H2SO4 = BaSO4 + H2O =>
BaO + H2SO4 = BaSO4 + H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
Br2(l) + I2(s) = IBr3(g) =>
3 Br2(l) + I2(s) = 2 IBr3(g)
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
MG + HCl = MGCl2 + H2 =>
MG + 2 HCl = MGCl2 + H2
Na2(CO3) + MgCl2 = NaCl + MgCO3 =>
Na2(CO3) + MgCl2 = 2 NaCl + MgCO3
C8H14 + O2 = CO2 + H2O =>
2 C8H14 + 23 O2 = 16 CO2 + 14 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C + S = CS2 =>
C + 2 S = CS2
H3BO3 + NH4OH = (NH4)3BO3 + H2O =>
H3BO3 + 3 NH4OH = (NH4)3BO3 + 3 H2O
H{+} + FeI2 + NO3{-} = Fe{3+} + IO3{-} + NO + H2O =>
16 H{+} + 3 FeI2 + 13 NO3{-} = 3 Fe{3+} + 6 IO3{-} + 13 NO + 8 H2O
Cu + Fe{3-} = Fe{2+} + Cu{-} =>
5 Cu + Fe{3-} = Fe{2+} + 5 Cu{-}
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/11/18
Équations équilibrées sur04/10/17
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