| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CO3 + H2SO4 = Na2SO4 + H2O + CO2
CH3CHO + O2 = CO2 + H2O =>
2 CH3CHO + 5 O2 = 4 CO2 + 4 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
HNO3 + Zn = Zn(NO3)2 + NH4NO3 + H2O =>
10 HNO3 + 4 Zn = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
HNO3 + Zn = Zn(NO3)2 + NO2 + H2O =>
4 HNO3 + Zn = Zn(NO3)2 + 2 NO2 + 2 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
H2SO4 + Zn = ZnSO4 + H2 =>
H2SO4 + Zn = ZnSO4 + H2
FeCl3 + (NH4)2S = Fe2S3 + NH4Cl =>
2 FeCl3 + 3(NH4)2S = Fe2S3 + 6 NH4Cl
H2S + HNO3 = S + NO + H2O =>
3 H2S + 2 HNO3 = 3 S + 2 NO + 4 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
C5H6N2OS + O2 = CO2 + H2O + N2 + SO2 =>
C5H6N2OS + 7 O2 = 5 CO2 + 3 H2O + N2 + SO2
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
Ag2O2 = Ag + O2 =>
Ag2O2 = 2 Ag + O2
H2SO4 + Zn = ZnSO4 + H2S + H2O =>
5 H2SO4 + 4 Zn = 4 ZnSO4 + H2S + 4 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Mg + (HCl) = MgCl + H =>
Mg + (HCl) = MgCl + H
Br2 + KI = I2 + KBr =>
Br2 + 2 KI = I2 + 2 KBr
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
N2 + H = HN3 =>
3 N2 + 2 H = 2 HN3
N2 + H = NH3 =>
N2 + 6 H = 2 NH3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
K(ClO3)2 = KCl2 + O =>
K(ClO3)2 = KCl2 + 6 O
Ca + HCl = CaCl2 + H =>
Ca + 2 HCl = CaCl2 + 2 H
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Ca + HCl = CaCl2 + H =>
Ca + 2 HCl = CaCl2 + 2 H
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Ca2 + HCl = CaCl2 + H2 =>
Ca2 + 4 HCl = 2 CaCl2 + 2 H2
Al + H2SO4 = Al(SO4)2 + H =>
Al + 2 H2SO4 = Al(SO4)2 + 4 H
Ca2 + HCl = CaCl2 + H2 =>
Ca2 + 4 HCl = 2 CaCl2 + 2 H2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C16H24O5N + O2 = CO2 + H2O + NH3 =>
4 C16H24O5N + 75 O2 = 64 CO2 + 42 H2O + 4 NH3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
HBr + LiOH = H2O + LiBr =>
HBr + LiOH = H2O + LiBr
Ca(OH)2 + CO2 = Ca(HCO3)2 =>
Ca(OH)2 + 2 CO2 = Ca(HCO3)2
NaTeO3 + NaI + HCl = NaCl + Te + H2O + I2 =>
2 NaTeO3 + 10 NaI + 12 HCl = 12 NaCl + 2 Te + 6 H2O + 5 I2
MnO4{-} + (COO)2{-2} + H{+} = Mn{+2} + CO2 + H2O =>
2 MnO4{-} + 5(COO)2{-2} + 16 H{+} = 2 Mn{+2} + 10 CO2 + 8 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Fe2(CO3)3(s) + HNO3(aq) = Fe(NO3)3(aq) + CO2(g) + H2O(l) =>
Fe2(CO3)3(s) + 6 HNO3(aq) = 2 Fe(NO3)3(aq) + 3 CO2(g) + 3 H2O(l)
TiOCl2 + NaAcO + H2O = TiO(OH)2 + AcOH + NaCl =>
TiOCl2 + 2 NaAcO + 2 H2O = TiO(OH)2 + 2 AcOH + 2 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/10
Équations équilibrées sur03/21/09
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