| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2O + Mg = MgO + 2 H
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
P + Br = PBr3 =>
P + 3 Br = PBr3
AgOH + NaCl = AgCl + NaOH =>
AgOH + NaCl = AgCl + NaOH
As2S5 + NaNO3 + HCl = H3AsO4 + NaHSO4 + NO2 + H2O + NaCl =>
As2S5 + 40 NaNO3 + 35 HCl = 2 H3AsO4 + 5 NaHSO4 + 40 NO2 + 12 H2O + 35 NaCl
C7H17 + O2 = CO2 + H20 =>
20 C7H17 + 140 O2 = 140 CO2 + 17 H20
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Li + CO2 + H2O = LiHCO3 + H2 =>
2 Li + 2 CO2 + 2 H2O = 2 LiHCO3 + H2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
FeCO3 + KMnO4 + H2SO4 = Fe2(SO4)3 + CO2 + MnSO4 + K2SO4 + H2O =>
10 FeCO3 + 2 KMnO4 + 18 H2SO4 = 5 Fe2(SO4)3 + 10 CO2 + 2 MnSO4 + K2SO4 + 18 H2O
AgCl + NH4OH = AgOH + NH4Cl =>
AgCl + NH4OH = AgOH + NH4Cl
NH3 + Br + NaOH = N + NaBr + H2O =>
NH3 + 3 Br + 3 NaOH = N + 3 NaBr + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
As2S5 + HNO3 + H2O = H3AsO4 + NO + H2SO4 =>
3 As2S5 + 40 HNO3 + 4 H2O = 6 H3AsO4 + 40 NO + 15 H2SO4
Mg3N2 = Mg + N2 =>
Mg3N2 = 3 Mg + N2
N + O = NO =>
N + O = NO
AgOH + NaBr = AgBr + NaOH =>
AgOH + NaBr = AgBr + NaOH
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
NaHCO3 + HNO3 = NaNO3 + H2O + CO2 =>
NaHCO3 + HNO3 = NaNO3 + H2O + CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + MnC2 = AlC + Mn =>
2 Al + MnC2 = 2 AlC + Mn
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
C2H5Cl + CH3Cl + Na = C3H8 + NaCl =>
C2H5Cl + CH3Cl + 2 Na = C3H8 + 2 NaCl
C4H6O6 + NaHCO3 = Na2C4H4O6 + CO2 + H20 =>
4 C4H6O6 + 4 NaHCO3 = 2 Na2C4H4O6 + 12 CO2 + H20
C4H6O6 + NaHCO3 = Na2C4H4O6 + CO2 + H2O =>
C4H6O6 + 2 NaHCO3 = Na2C4H4O6 + 2 CO2 + 2 H2O
KMnO4 + KI + H2SO4 = MnSO4 + K2SO4 + I2 + H2O =>
2 KMnO4 + 10 KI + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 5 I2 + 8 H2O
Ag + S8 = Ag2S =>
16 Ag + S8 = 8 Ag2S
HNO3 + Cu = Cu(NO3)2 + NO + H2O =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cu + HCl = CuCl + H2 =>
2 Cu + 2 HCl = 2 CuCl + H2
Al + Cu(NO3)2 = AlNO3 + Cu =>
2 Al + Cu(NO3)2 = 2 AlNO3 + Cu
C4H6O6 + NaHCO3 = Na2C4H4O6 + CO2 + H2O =>
C4H6O6 + 2 NaHCO3 = Na2C4H4O6 + 2 CO2 + 2 H2O
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
K2Cr2O7 + H2SO4 = H2Cr2O7 + K2SO4 =>
K2Cr2O7 + H2SO4 = H2Cr2O7 + K2SO4
CCl4 + SbF3 = CCl2F2 + SbCl3 =>
3 CCl4 + 2 SbF3 = 3 CCl2F2 + 2 SbCl3
Zn + HCl = ZnCl2H2 =>
Zn + 2 HCl = ZnCl2H2
MoS2(s) + O2(g) = MoO3(s) + SO2(g) =>
2 MoS2(s) + 7 O2(g) = 2 MoO3(s) + 4 SO2(g)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NaOH + NaNO2 + Al + H2O = NH3 + NaAlO2 =>
NaOH + NaNO2 + 2 Al + H2O = NH3 + 2 NaAlO2
GaF3 + Cs = CsF + Ga =>
GaF3 + 3 Cs = 3 CsF + Ga
C7H16 + O = CO2 + H2O =>
C7H16 + 22 O = 7 CO2 + 8 H2O
HC2H3O2 + Ba(OH)2 = H2O + Ba(C3H3O2)2 =>
3 HC2H3O2 + Ba(OH)2 = 4 H2O + Ba(C3H3O2)2
Cr2O7{2-} + Fe{2+} + H{+} = Cr{3+} + H2O + Fe{3+} =>
Cr2O7{2-} + 6 Fe{2+} + 14 H{+} = 2 Cr{3+} + 7 H2O + 6 Fe{3+}
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
K2Cr2O7 + NaOH = Na2Cr2O7 + KOH =>
K2Cr2O7 + 2 NaOH = Na2Cr2O7 + 2 KOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/21/13
Équations équilibrées sur10/21/12
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