| Équations équilibrées la veille | Équations équilibrées le lendemain |
12 KMnO4 + 5 C2H4 + 18 H2SO4 = 10 CO2 + 28 H2O + 6 K2SO4 + 12 MnSO4
hydrogensulfide + oxygen = water + sulfurdioxide =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
Zn + NaNO3 + NaOH = Na2ZnO2 + NH3 + H2O =>
4 Zn + NaNO3 + 7 NaOH = 4 Na2ZnO2 + NH3 + 2 H2O
I + NaOH = NaI + NaIO3 + H2O =>
6 I + 6 NaOH = 5 NaI + NaIO3 + 3 H2O
NH4Cl + Na2S = NaCl + NH3 + H2S =>
2 NH4Cl + Na2S = 2 NaCl + 2 NH3 + H2S
nitrogen + oxygen = nitrogenmonoxide =>
N2 + O2 = 2 NO
Bi(NO3)3 + KOH = KNO3 + Bi(OH)3 =>
Bi(NO3)3 + 3 KOH = 3 KNO3 + Bi(OH)3
S + HNO3 = H2SO4 + NO2 + H20 =>
10 S + 40 HNO3 = 10 H2SO4 + 40 NO2 + H20
I2 + K2SO3 + KOH = K2SO4 + KI + H2O =>
I2 + K2SO3 + 2 KOH = K2SO4 + 2 KI + H2O
H3BO3 = B2O3 + H2O =>
2 H3BO3 = B2O3 + 3 H2O
Fe3O4 + Al = Al2O3 + Fe =>
3 Fe3O4 + 8 Al = 4 Al2O3 + 9 Fe
ammonia + oxygen = nitrogenmonoxide + water =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C12H28 + O2 = CO2 + H2O =>
C12H28 + 19 O2 = 12 CO2 + 14 H2O
FeCl3 + Na2S = S + FeS + NaCl =>
2 FeCl3 + 3 Na2S = S + 2 FeS + 6 NaCl
carbonmonoxide + water = carbondioxide + hydrogen =>
CO + H2O = CO2 + H2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
K2CO3 + H2O = KOH + KHCO3 =>
K2CO3 + H2O = KOH + KHCO3
nitrogen + oxygen = nitrogenmonoxide =>
N2 + O2 = 2 NO
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
NaNO2 + K2Cr2O7 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 NaNO2 + K2Cr2O7 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaI2 + K2CO3 = CaCO3 + KI =>
CaI2 + K2CO3 = CaCO3 + 2 KI
NaCl + Ag(NO3) = AgCl + Na(NO3) =>
NaCl + Ag(NO3) = AgCl + Na(NO3)
C2H4(OH)2 + CH3COOH = CH3COOC2H4 + H2O =>
3 C2H4(OH)2 + CH3COOH = 2 CH3COOC2H4 + 4 H2O
nitrogenmonoxide + hydrogen = nitrogen + water =>
2 NO + 2 H2 = N2 + 2 H2O
Na2SO3 + Cl2 + H2O = Na2SO4 + HCl =>
Na2SO3 + Cl2 + H2O = Na2SO4 + 2 HCl
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
NaI + Ag(NO3) = AgI + Na(NO3) =>
NaI + Ag(NO3) = AgI + Na(NO3)
H2SO4 + Ba = BaSO4 + S + H2O =>
4 H2SO4 + 3 Ba = 3 BaSO4 + S + 4 H2O
butane + oxygen = carbondioxide + water =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaBr + Ag(NO3) = AgBr + Na(NO3) =>
NaBr + Ag(NO3) = AgBr + Na(NO3)
Al + NaOH + H2O = Na[Al(OH)4] + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na[Al(OH)4] + 3 H2
Si + Ca = Ca2Si =>
Si + 2 Ca = Ca2Si
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
Ca2Si + HCl = CaCl2 + SiH4 =>
Ca2Si + 4 HCl = 2 CaCl2 + SiH4
CuCl + K2[HgI4] = Cu2[HgI4] + KCl =>
2 CuCl + K2[HgI4] = Cu2[HgI4] + 2 KCl
NaOH + Fe3(Fe(CN)6)3 = Na3Fe(CN)6 + Fe(OH)3 =>
9 NaOH + Fe3(Fe(CN)6)3 = 3 Na3Fe(CN)6 + 3 Fe(OH)3
Mg + HNO3 = MgNO3 + N2O + H2O =>
8 Mg + 10 HNO3 = 8 MgNO3 + N2O + 5 H2O
NaOH + Fe3(Fe(CN)6)3 = Na3Fe(CN)6 + Fe(OH)3 =>
9 NaOH + Fe3(Fe(CN)6)3 = 3 Na3Fe(CN)6 + 3 Fe(OH)3
Na2IDA + CoCl2*6H2O + H2O2 = [Co(IDA)2] + H2O + NaCl + NaOH =>
2 Na2IDA + CoCl2*6H2O + H2O2 = [Co(IDA)2] + 6 H2O + 2 NaCl + 2 NaOH
NH3 + O2 = N2O + H20 =>
20 NH3 + 5 O2 = 10 N2O + 3 H20
MNO2 + KCLO3 + KOH = K2MNO4 + KCL + H2O =>
3 MNO2 + KCLO3 + 6 KOH = 3 K2MNO4 + KCL + 3 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Ca(OH)2 + SO2 = CaSO3 + H2O =>
Ca(OH)2 + SO2 = CaSO3 + H2O
PbCO3 + HNO3 = CO2 + H2O + Pb(NO3)2 =>
PbCO3 + 2 HNO3 = CO2 + H2O + Pb(NO3)2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C5H10 + O2 = CO2 + H20 =>
2 C5H10 + 10 O2 = 10 CO2 + H20
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
NH3 + O2 = N2O + H20 =>
20 NH3 + 5 O2 = 10 N2O + 3 H20
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/18/14
Équations équilibrées sur04/17/13
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