| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + 2 NaCN = 2 HCN + Na2SO4
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Al3 + Fe2O3 = Al2O3 + Fe =>
2 Al3 + 3 Fe2O3 = 3 Al2O3 + 6 Fe
CH4(g) + O2(g) = CO2(g) + H2O(l) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(l)
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
HNO3 + Ag = AgNO3 + NO2 + H2O =>
2 HNO3 + Ag = AgNO3 + NO2 + H2O
Al + Cl3 = AlCl3 =>
Al + Cl3 = AlCl3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H6O3 = CH4 + O2 + CO2 =>
2 C2H6O3 = 3 CH4 + 2 O2 + CO2
Fe + O4 = Fe3O4 =>
3 Fe + O4 = Fe3O4
Zn + HNO3 = Zn(NO3)2 + H2O + NH4NO3 =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + 3 H2O + NH4NO3
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
AlCl3 + Na2SO3 = Al2O3 + NaCl + SO2 =>
2 AlCl3 + 3 Na2SO3 = Al2O3 + 6 NaCl + 3 SO2
Na2TeO3 + NaI + HCl = NaCl + Te + I2 + H2O =>
Na2TeO3 + 4 NaI + 6 HCl = 6 NaCl + Te + 2 I2 + 3 H2O
NaHCO3 + CH3COOH = NaCH3COO + H2O + CO2 =>
NaHCO3 + CH3COOH = NaCH3COO + H2O + CO2
HNO2 + Br2 + H2O = HNO3 + HBr =>
HNO2 + Br2 + H2O = HNO3 + 2 HBr
C4H8 + KMnO4 + H2O = C4H10O2 + KOH + MnO2 =>
3 C4H8 + 2 KMnO4 + 4 H2O = 3 C4H10O2 + 2 KOH + 2 MnO2
Al2O3 + NH4OH = Al(OH)3 + NH3 =>
Al2O3 + 3 NH4OH = 2 Al(OH)3 + 3 NH3
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
PbCl2 + AgNo3 = Pb(No3)2 + AgCl =>
PbCl2 + 2 AgNo3 = Pb(No3)2 + 2 AgCl
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Na + NaNO3 = Na2O2 + N2 =>
4 Na + 2 NaNO3 = 3 Na2O2 + N2
Na2CO3 + H2O = Na2CO3H2O =>
Na2CO3 + H2O = Na2CO3H2O
K2Cr2O7 + KJ + H2SO4 = Cr2(SO4)3 + J2 + K2SO4 + H2O =>
K2Cr2O7 + 6 KJ + 7 H2SO4 = Cr2(SO4)3 + 3 J2 + 4 K2SO4 + 7 H2O
C + S + Y = CSY =>
C + S + Y = CSY
Mg3N2(s) + H2SO4(aq) = MgSO4(aq) + (NH4)2SO4(aq) =>
Mg3N2(s) + 4 H2SO4(aq) = 3 MgSO4(aq) + (NH4)2SO4(aq)
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
SO2 + HF = SF4 + H2O =>
SO2 + 4 HF = SF4 + 2 H2O
CuO + CH4 = CO2 + Cu + H2O =>
4 CuO + CH4 = CO2 + 4 Cu + 2 H2O
C5H12O2(l) + O2(g) = CO2(g) + H2O(l) =>
C5H12O2(l) + 7 O2(g) = 5 CO2(g) + 6 H2O(l)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O
CuO + CH4 = CO2 + Cu + H2O =>
4 CuO + CH4 = CO2 + 4 Cu + 2 H2O
P + KOH + H2O = PH3 + KH2PO2 =>
4 P + 3 KOH + 3 H2O = PH3 + 3 KH2PO2
C12H22O2 + O2 = CO2 + H2O =>
2 C12H22O2 + 33 O2 = 24 CO2 + 22 H2O
KI + Pb(NO3)2 = PbI2 + KNO3 =>
2 KI + Pb(NO3)2 = PbI2 + 2 KNO3
AlCl3 + Na2SO4 = Al2(SO4)3 + NaCl =>
2 AlCl3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaCl
HCl + BA(OH)2 = BACl2 + H2O =>
2 HCl + BA(OH)2 = BACl2 + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
NaCl + H2SO4 + KMnO4 = Na2SO4 + K2SO4 + MnSO4 + Cl2 + H2O =>
10 NaCl + 8 H2SO4 + 2 KMnO4 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 5 Cl2 + 8 H2O
C + O2 = CO =>
2 C + O2 = 2 CO
C3H8O3 + O2 = CO2 + H2O =>
2 C3H8O3 + 7 O2 = 6 CO2 + 8 H2O
AlCl3 + Na2SO4 = Al2(SO4)3 + NaCl =>
2 AlCl3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/03/15
Équations équilibrées sur05/03/14
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