| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HCN + 5 O2 = 2 N2 + 4 CO2 + 2 H2O
N2H4 + NBrO3 = N + Br + H2O =>
3 N2H4 + 2 NBrO3 = 8 N + 2 Br + 6 H2O
B5H9 + O2 = B2O3 + H2O =>
2 B5H9 + 12 O2 = 5 B2O3 + 9 H2O
N2H4 + NBrO3 = N + Br{-} + H2O + H{+} =>
7 N2H4 + 4 NBrO3 = 18 N + 4 Br{-} + 12 H2O + 4 H{+}
H2PO4 + NH3 = NPO4 + H =>
H2PO4 + NH3 = NPO4 + 5 H
H2PO4 + NH3 = NPO4 + H2 =>
2 H2PO4 + 2 NH3 = 2 NPO4 + 5 H2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Fe(NO3)3 + NH4OH = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH4OH = Fe(OH)3 + 3 NH4NO3
PH3 + H2O + AgNO3 = Ag + HNO3 + H3PO4 =>
PH3 + 4 H2O + 8 AgNO3 = 8 Ag + 8 HNO3 + H3PO4
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
N2H4 + NBrO3 = N2 + Br{-} + H2O + H{+} =>
7 N2H4 + 4 NBrO3 = 9 N2 + 4 Br{-} + 12 H2O + 4 H{+}
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
Fe + Cu = FeCu =>
Fe + Cu = FeCu
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al(NO3)3 + KF = KNO3 + AlF3 =>
Al(NO3)3 + 3 KF = 3 KNO3 + AlF3
Fe + Cu = FeCu2 =>
Fe + 2 Cu = FeCu2
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaI + Pb(SO4)2 = PbI4 + Na2SO4 =>
4 NaI + Pb(SO4)2 = PbI4 + 2 Na2SO4
ZnCl + Na = NaCl + Zn =>
ZnCl + Na = NaCl + Zn
ZnCl + Na = NaCl2 + Zn =>
2 ZnCl + Na = NaCl2 + 2 Zn
Si4 + O2 = Si2O5 =>
Si4 + 5 O2 = 2 Si2O5
C6H6 + O2 = H2O + CO2 =>
2 C6H6 + 15 O2 = 6 H2O + 12 CO2
Ag + Ca(NO3)2 = AgNO3 + Ca =>
2 Ag + Ca(NO3)2 = 2 AgNO3 + Ca
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
HC6H7O6 + NaOH = H2O + NaC6H7O6 =>
HC6H7O6 + NaOH = H2O + NaC6H7O6
Pb(OH)2(s) + NaOH(aq) = Na2Pb(OH)4(aq) =>
Pb(OH)2(s) + 2 NaOH(aq) = Na2Pb(OH)4(aq)
FeCu + Mg = FeMg + Cu =>
FeCu + Mg = FeMg + Cu
FeBr2 + H2O = FeO + HBr =>
FeBr2 + H2O = FeO + 2 HBr
SrCl2 + AgClO3 = SrClO3 + AgCl2 =>
SrCl2 + AgClO3 = SrClO3 + AgCl2
H2SO4 + BA(OH)2 = BA(HSO4)2 + H2O =>
2 H2SO4 + BA(OH)2 = BA(HSO4)2 + 2 H2O
NO2 + H2O = NO + HNO3 =>
3 NO2 + H2O = NO + 2 HNO3
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Hg2I2 + O2 = Hg2O + I2 =>
2 Hg2I2 + O2 = 2 Hg2O + 2 I2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
CaBr2 + AgNO3 = AgBr + Ca(NO3)2 =>
CaBr2 + 2 AgNO3 = 2 AgBr + Ca(NO3)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
OsO4 + PtCl4 = PtO2 + OsCl8 =>
OsO4 + 2 PtCl4 = 2 PtO2 + OsCl8
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HCl + HNO3 = HOCl + NO + H2O =>
3 HCl + 2 HNO3 = 3 HOCl + 2 NO + H2O
Na2(CO3) + FeCl3 + H2O = Fe(OH)3 + NaCl + CO2 =>
3 Na2(CO3) + 2 FeCl3 + 3 H2O = 2 Fe(OH)3 + 6 NaCl + 3 CO2
CaO + MnI4 = MnO2 + CaI2 =>
2 CaO + MnI4 = MnO2 + 2 CaI2
K2CO3 + BaCl2 = BaCO3 + KCl =>
K2CO3 + BaCl2 = BaCO3 + 2 KCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/18/11
Équations équilibrées sur11/17/10
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