| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 C2H6O2 + 2 K2Cr2O7 + 8 H2SO4 = 3 C2H2O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
CaCO3(s) + HNO3(aq) = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
CaCO3(s) + 2 HNO3(aq) = Ca(NO3)2(aq) + CO2(g) + H2O(l)
PB(NO3)2 + NAI = PBI2 + NANO3 =>
PB(NO3)2 + 2 NAI = PBI2 + 2 NANO3
C + H2 = CH4 =>
C + 2 H2 = CH4
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
K(s) + O2(g) = K2O(s) =>
4 K(s) + O2(g) = 2 K2O(s)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
NH3 + H2O = NH4{+} + OH{-} =>
NH3 + H2O = NH4{+} + OH{-}
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
CaCO3(s) + HNO3(aq) = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
CaCO3(s) + 2 HNO3(aq) = Ca(NO3)2(aq) + CO2(g) + H2O(l)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaBr + H3PO4 = Na3PO4 + HBr =>
3 NaBr + H3PO4 = Na3PO4 + 3 HBr
Cu2O + NH4OH = [Cu(NH3)2]OH + H2O =>
Cu2O + 4 NH4OH = 2[Cu(NH3)2]OH + 3 H2O
Cl{-} + NO3{-} + H{+} = Cl2 + NO + H2O =>
6 Cl{-} + 2 NO3{-} + 8 H{+} = 3 Cl2 + 2 NO + 4 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
CaCl2 + Cr(No3)3 = Ca(No3)2 + CrCl3 =>
3 CaCl2 + 2 Cr(No3)3 = 3 Ca(No3)2 + 2 CrCl3
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
AgNO3 + K3PO4 = Ag3PO4 + KNO3 =>
3 AgNO3 + K3PO4 = Ag3PO4 + 3 KNO3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NaHCO3(aq) = Na2CO3(aq) + H2O(l) + CO2(g) =>
2 NaHCO3(aq) = Na2CO3(aq) + H2O(l) + CO2(g)
CuO + NH4OH = [Cu(NH3)4](OH)2 + H2O =>
CuO + 4 NH4OH = [Cu(NH3)4](OH)2 + 3 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na2SO3 + H2SO4 + KMnO4 = Na2SO4 + MnSO4 + H2O + K2SO4 =>
5 Na2SO3 + 3 H2SO4 + 2 KMnO4 = 5 Na2SO4 + 2 MnSO4 + 3 H2O + K2SO4
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
NO(g) = N2O(g) + NO2(g) =>
3 NO(g) = N2O(g) + NO2(g)
NH3 + H2SO4 = (NH4)2 + SO4 =>
2 NH3 + H2SO4 = (NH4)2 + SO4
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/27/14
Équations équilibrées sur01/26/14
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