| Équations équilibrées la veille | Équations équilibrées le lendemain |
FECl2 + 2 NAOH = FE(OH)2 + 2 NACl
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
FECl3 + NAOH = FE(OH)3 + NACl =>
FECl3 + 3 NAOH = FE(OH)3 + 3 NACl
FeO3 + CO = FeO + CO2 =>
FeO3 + 2 CO = FeO + 2 CO2
Zn + HNO3 = Zn(NO3) + N2O + H2O =>
8 Zn + 10 HNO3 = 8 Zn(NO3) + N2O + 5 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CrCl3 + NH3 = Cr(NH3)3Cl3 =>
CrCl3 + 3 NH3 = Cr(NH3)3Cl3
CH4 = C2H2 + H2 =>
2 CH4 = C2H2 + 3 H2
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
Cr + HNO3 = NH4NO3 + Cr(NO3)3 + H2O =>
8 Cr + 30 HNO3 = 3 NH4NO3 + 8 Cr(NO3)3 + 9 H2O
CUCO3 + H2SO4 = CUSO4 + H2O + CO2 =>
CUCO3 + H2SO4 = CUSO4 + H2O + CO2
AgNO3 = Ag2O + NO + O2 =>
4 AgNO3 = 2 Ag2O + 4 NO + 3 O2
CrCl3 + NH3 = Cr(NH3)3Cl3 =>
CrCl3 + 3 NH3 = Cr(NH3)3Cl3
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
Mg + H2SO4 = Mg(H2SO4)2 =>
Mg + 2 H2SO4 = Mg(H2SO4)2
AgNO3 = Ag2O + NO2 + O2 =>
4 AgNO3 = 2 Ag2O + 4 NO2 + O2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NaIO3 + NaI + H2SO4 = I2 + Na2SO4 + H2O =>
NaIO3 + 5 NaI + 3 H2SO4 = 3 I2 + 3 Na2SO4 + 3 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
N2 + O2 = N2O3 =>
2 N2 + 3 O2 = 2 N2O3
S + H2SO4 = SO2 + H20 =>
10 S + 10 H2SO4 = 20 SO2 + H20
H2O(l) + Na(s) = NaOH(aq) + H2(g) =>
2 H2O(l) + 2 Na(s) = 2 NaOH(aq) + H2(g)
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
C6H6 + Br2 = C6H5Br + HBr =>
C6H6 + Br2 = C6H5Br + HBr
Mg(aq) + HNO3(aq) = Mg(NO3)(aq) + N2O(g) + H2O(l) =>
8 Mg(aq) + 10 HNO3(aq) = 8 Mg(NO3)(aq) + N2O(g) + 5 H2O(l)
I2 + CaBr2 = Ca + IBr =>
I2 + CaBr2 = Ca + 2 IBr
HCl + HNO3 = NO + Cl2 + H2O =>
6 HCl + 2 HNO3 = 2 NO + 3 Cl2 + 4 H2O
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
FeS2 + HNO3 + HCl = FeCl3 + H2SO4 + NO + H2O =>
FeS2 + 5 HNO3 + 3 HCl = FeCl3 + 2 H2SO4 + 5 NO + 2 H2O
Cl2(g) + C2H2(g) = C2H2Cl4(l) =>
2 Cl2(g) + C2H2(g) = C2H2Cl4(l)
Al + HCl = H + AlCl =>
Al + HCl = H + AlCl
As2S3 + HNO3 + H2O = H2SO4 + H3As4 + NO =>
2 As2S3 + 11 HNO3 + 2 H2O = 6 H2SO4 + H3As4 + 11 NO
Cu(NO3)2 + NaOH = CuOH + Na(NO3)2 =>
Cu(NO3)2 + NaOH = CuOH + Na(NO3)2
K2CO3 + NaOH = KOH + Na2CO3 =>
K2CO3 + 2 NaOH = 2 KOH + Na2CO3
KMnO4 + H2SO4 + Na2SO3 = K2SO4 + MnSO4 + Na2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = K2SO4 + 2 MnSO4 + 5 Na2SO4 + 3 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Cl2 + AlBr3 = Al + ClBr =>
3 Cl2 + 2 AlBr3 = 2 Al + 6 ClBr
HNO3 + Al = Al(NO3)3 + N2O + H2O =>
30 HNO3 + 8 Al = 8 Al(NO3)3 + 3 N2O + 15 H2O
As2S3 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 9 H2SO4 + 6 H3AsO4 + 28 NO
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
NO3 + H = NO2 + H2O =>
NO3 + 2 H = NO2 + H2O
AgNO3 + Cl = AgCl + NO3 =>
AgNO3 + Cl = AgCl + NO3
MnO + CO2 = MnCO3 =>
MnO + CO2 = MnCO3
NaCl + H2 = HCl + Na =>
2 NaCl + H2 = 2 HCl + 2 Na
H2S + FeO(OH) = Fe2S3 + H2O =>
3 H2S + 2 FeO(OH) = Fe2S3 + 4 H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/03/17
Équations équilibrées sur11/02/16
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