| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe + S = FeS
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Fe + S = FeS =>
Fe + S = FeS
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Cr3{+} + OH{-} + H2O2 = CrO4{2-} + H2O =>
2 Cr3{+} + 14 OH{-} + 17 H2O2 = 6 CrO4{2-} + 24 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
S + O2 = SO2 =>
S + O2 = SO2
Ag + Pb(NO3)2 = AgNO3 + Pb =>
2 Ag + Pb(NO3)2 = 2 AgNO3 + Pb
H + S = HS2 =>
H + 2 S = HS2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Sodiumhydroxide + hydrochloricacid = sodiumchloride + water =>
NaOH + HCl = NaCl + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe + HNO3(conc) = Fe(NO3)2 + NO + H2O =>
3 Fe + 8 HNO3(conc) = 3 Fe(NO3)2 + 2 NO + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + CuNO3 = Cu + Fe(NO3)2 =>
Fe + 2 CuNO3 = 2 Cu + Fe(NO3)2
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
HCl + Fe(OH)3 = FeCl3 + H2O =>
3 HCl + Fe(OH)3 = FeCl3 + 3 H2O
NaCl + Na2CO3 = NaCO3 + Na2Cl =>
NaCl + Na2CO3 = NaCO3 + Na2Cl
Ca(OH)2(s) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
Li2O + H2O = Li(OH) =>
Li2O + H2O = 2 Li(OH)
Ca(NO3)2 = CaO + NO2 + O2 =>
2 Ca(NO3)2 = 2 CaO + 4 NO2 + O2
SiF4 + H2O = HF + Si(OH)4 =>
SiF4 + 4 H2O = 4 HF + Si(OH)4
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
SO2 + O2 + H20 = H2SO4 =>
10 SO2 + 10 O2 + H20 = 10 H2SO4
HNO3 + NaOH = NaNO3 + HOH =>
HNO3 + NaOH = NaNO3 + HOH
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C6H12O6 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C6H12O6 + 24 KMnO4 + 36 H2SO4 = 30 CO2 + 24 MnSO4 + 12 K2SO4 + 66 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Na2C2O4 + KMnO4 + H2SO4 = K2SO4 + Na2SO4 + MnSO4 + CO2 + H2O =>
5 Na2C2O4 + 2 KMnO4 + 8 H2SO4 = K2SO4 + 5 Na2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
HBr = H + Br =>
HBr = H + Br
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
H + S = H2S =>
2 H + S = H2S
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Cd + HNO3 = Cd(NO3)2 + H2O + NO2 =>
Cd + 4 HNO3 = Cd(NO3)2 + 2 H2O + 2 NO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
PbO2 + HCl = PbCl + Cl2 + H2O =>
2 PbO2 + 8 HCl = 2 PbCl + 3 Cl2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/08/18
Équations équilibrées sur05/08/17
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