| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 KClO3 = 3 KClO4 + KCl
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Cu = Cu2 =>
2 Cu = Cu2
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
HNO3 + P + H2O = NO + H3PO4 =>
5 HNO3 + 3 P + 2 H2O = 5 NO + 3 H3PO4
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
FeCl3 + NaOH = NaCl + Fe(OH)3 =>
FeCl3 + 3 NaOH = 3 NaCl + Fe(OH)3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
C2H5OH(g) + O2(g) = CO2(g) + H2O(l) =>
C2H5OH(g) + 3 O2(g) = 2 CO2(g) + 3 H2O(l)
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s) =>
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s)
MnO2 + H2SO4 = MnSO4 + H2O + O2 =>
2 MnO2 + 2 H2SO4 = 2 MnSO4 + 2 H2O + O2
P + Ba(OH)2 + H2O = Ba(H2PO2)2 + PH3 =>
8 P + 3 Ba(OH)2 + 6 H2O = 3 Ba(H2PO2)2 + 2 PH3
CH3OH + CuO = HCOHO + Cu + H2O =>
CH3OH + 2 CuO = HCOHO + 2 Cu + H2O
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CH3OH + CuO = HCHO + Cu + H2O =>
CH3OH + CuO = HCHO + Cu + H2O
CuSO4 + Zn(NO3)2 = Cu(NO3)2 + ZnSO4 =>
CuSO4 + Zn(NO3)2 = Cu(NO3)2 + ZnSO4
HNO3 + P + H2O = NO + H3PO4 =>
5 HNO3 + 3 P + 2 H2O = 5 NO + 3 H3PO4
NH3 + Cl2 = NCl + HCl =>
NH3 + 2 Cl2 = NCl + 3 HCl
PH5 + O2 = P2O5 + H2O =>
2 PH5 + 5 O2 = P2O5 + 5 H2O
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ce(IO3)4 + H2C2O4 = Ce2(C2O4)3 + I2 + CO2 + H2O =>
2 Ce(IO3)4 + 24 H2C2O4 = Ce2(C2O4)3 + 4 I2 + 42 CO2 + 24 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
KBr + H2SO4 + MnO2 = KHSO4 + MnSO4 + H2O + Br2 =>
2 KBr + 3 H2SO4 + MnO2 = 2 KHSO4 + MnSO4 + 2 H2O + Br2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaHCO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 CO2 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/07
Équations équilibrées sur11/25/06
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