| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Al + 3 O2 = 2 Al2O3
SO2 + Br2 + H2O = HBr + H2SO4 =>
SO2 + Br2 + 2 H2O = 2 HBr + H2SO4
Al2O3 + Fe = Fe2O3 + Al =>
Al2O3 + 2 Fe = Fe2O3 + 2 Al
Cl + FeBr3 = ClBr + Fe =>
3 Cl + FeBr3 = 3 ClBr + Fe
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CH3COOH + MgCO3 = (CH3COO)2Mg + CO2 + H2O =>
2 CH3COOH + MgCO3 = (CH3COO)2Mg + CO2 + H2O
CO + Fe3O4 = CO2 + Fe =>
4 CO + Fe3O4 = 4 CO2 + 3 Fe
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
NaI + Fe2(SO4)3 = I2 + FeSO4 + Na2SO4 =>
2 NaI + Fe2(SO4)3 = I2 + 2 FeSO4 + Na2SO4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
IO3 + H2O = I + OH =>
IO3 + 3 H2O = I + 6 OH
Fe(OH)3 + NaOH = Na3[Fe(OH)6] =>
Fe(OH)3 + 3 NaOH = Na3[Fe(OH)6]
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Na2SO4 + Pb(CH3COO)2 = PbSO4 + CH3COONa =>
Na2SO4 + Pb(CH3COO)2 = PbSO4 + 2 CH3COONa
FeO + NH3 = Fe + N2 + H2O =>
3 FeO + 2 NH3 = 3 Fe + N2 + 3 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
NO2 + H20 = HNO3 + NO =>
40 NO2 + H20 = 20 HNO3 + 20 NO
Zn2 + H2SO4 = Zn(SO4)2 + H2 =>
Zn2 + 4 H2SO4 = 2 Zn(SO4)2 + 4 H2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
NH3 + H2So4 = (NH4)2So4 =>
2 NH3 + H2So4 = (NH4)2So4
C2H5BR + NA = C4H10 + NABR =>
2 C2H5BR + 2 NA = C4H10 + 2 NABR
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CrSO4 = Cr2O3 + SO2 + O2 =>
4 CrSO4 = 2 Cr2O3 + 4 SO2 + O2
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
H2SO4 + H2O = H3O{+} + SO4{2-} =>
H2SO4 + 2 H2O = 2 H3O{+} + SO4{2-}
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C3H8 + O2 = CO2 + H20 =>
5 C3H8 + 15 O2 = 15 CO2 + 2 H20
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
Mg(HCO3)2 = MgCO3 + H2O + CO2 =>
Mg(HCO3)2 = MgCO3 + H2O + CO2
Fe{3+} + Cl{-} = FeCl3 =>
Fe{3+} + 3 Cl{-} = FeCl3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Mg(HCO3)2 = MgCO3 + H2O + CO2 =>
Mg(HCO3)2 = MgCO3 + H2O + CO2
HCl + MGO = MGCl2 + H2O =>
2 HCl + MGO = MGCl2 + H2O
Al + H2O = Al2O3 + H =>
2 Al + 3 H2O = Al2O3 + 6 H
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SR(NO3)2 = SR(NO2)2 + O2 =>
SR(NO3)2 = SR(NO2)2 + O2
WO3 + H2 = H2O + W =>
WO3 + 3 H2 = 3 H2O + W
MG(s) + O2(g) = MGO2(s) =>
MG(s) + O2(g) = MGO2(s)
Bi(OH)3 + K2SNO2 = Bi + K2SNO3 + H2 =>
2 Bi(OH)3 + 6 K2SNO2 = 2 Bi + 6 K2SNO3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/17
Équations équilibrées sur03/05/16
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