| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2 + 3 H2 = 2 NH3
CH3OCH3 + O2 = CO2 + H2O =>
CH3OCH3 + 3 O2 = 2 CO2 + 3 H2O
Ba(OH)2(aq) + NaNO3(aq) = Ba(NO3)2(aq) + NaOH(aq) =>
Ba(OH)2(aq) + 2 NaNO3(aq) = Ba(NO3)2(aq) + 2 NaOH(aq)
(NH4)2C2O4 + KMnO4 + H2SO4 = MnSO4 + (NH4)2SO4 + K2SO4 + H2O + CO2 =>
5(NH4)2C2O4 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 5(NH4)2SO4 + K2SO4 + 8 H2O + 10 CO2
Al(s) + H2O(l) + O2(g) = [Al(OH)4](aq) =>
Al(s) + 2 H2O(l) + O2(g) = [Al(OH)4](aq)
SrCl2 + CuSO4*5H2O(aq) = SrSO4*5H2O(s) + CuCl2(s) =>
SrCl2 + CuSO4*5H2O(aq) = SrSO4*5H2O(s) + CuCl2(s)
H2SO4(aq) + Cu(NO3)2(aq) = CuSO4 + H2(NO3)2 =>
H2SO4(aq) + Cu(NO3)2(aq) = CuSO4 + H2(NO3)2
H2CO3Na2SiO3 = H2SiO3Na2CO3 =>
H2CO3Na2SiO3 = H2SiO3Na2CO3
Zn + Pb(NO3)2 = Zn(NO3) + Pb =>
2 Zn + Pb(NO3)2 = 2 Zn(NO3) + Pb
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
BaO(i)CO2(i) = BaCO3(s) =>
BaO(i)CO2(i) = BaCO3(s)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
Fe3P2 + CaCl2 = Ca3P2 + FeCl2 =>
Fe3P2 + 3 CaCl2 = Ca3P2 + 3 FeCl2
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
H2 = H5 =>
5 H2 = 2 H5
C3H4O2 + NaOH = NaO2C2H3 + H2O =>
2 C3H4O2 + 3 NaOH = 3 NaO2C2H3 + H2O
(NH4)2SiF6 = SiF4 + NH3 + HF =>
(NH4)2SiF6 = SiF4 + 2 NH3 + 2 HF
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
NaCl + AgNO3 = AgCl + NaNO3(classification) =>
NaCl + AgNO3 = AgCl + NaNO3(classification)
NaCl + O3 = NaClO3 =>
NaCl + O3 = NaClO3
Fe2O3 + P4 = Fe + P2O5 =>
10 Fe2O3 + 3 P4 = 20 Fe + 6 P2O5
BaCl2 + K3PO4 = Ba3(PO4)2 + KCl =>
3 BaCl2 + 2 K3PO4 = Ba3(PO4)2 + 6 KCl
LiOHH2SO4 = LiSO4H3O =>
LiOHH2SO4 = LiSO4H3O
Al + Te = Al2Te3 =>
2 Al + 3 Te = Al2Te3
CoCl2 + NaOH{-} = Co(OH)2 + NaCl{-} =>
CoCl2 + 2 NaOH{-} = Co(OH)2 + 2 NaCl{-}
C6H6 + Br2 = C6H5Br + HBr =>
C6H6 + Br2 = C6H5Br + HBr
Fe + HCl = FeHCl3 + H2 =>
Fe + 3 HCl = FeHCl3 + H2
Cd2{+} + In = Cd + In3{+} =>
Cd2{+} + 3 In = 2 Cd + In3{+}
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ca(NO3)2 = Ca + N2 + O2 =>
Ca(NO3)2 = Ca + N2 + 3 O2
Ba(NO3)2 + Na2CO3 = BaCO3 + Na2(NO3)2 =>
Ba(NO3)2 + Na2CO3 = BaCO3 + Na2(NO3)2
NaNO2 + HBr = Br2 + NO + NaBr + H2O =>
2 NaNO2 + 4 HBr = Br2 + 2 NO + 2 NaBr + 2 H2O
KCOAlI = AlCOKI =>
KCOAlI = AlCOKI
KNO2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + KNO3 =>
5 KNO2 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 3 H2O + 5 KNO3
Pb(CN)2 + AlI3 = PbI2 + Al(CN)3 =>
3 Pb(CN)2 + 2 AlI3 = 3 PbI2 + 2 Al(CN)3
(NH4)2SO4(aq) + Ca(OH)2(aq) = (NH4)2O(aq) + CaSO4(s) + H2O(l) =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = (NH4)2O(aq) + CaSO4(s) + H2O(l)
Fe + Na2S = Fe(Na2S)2 =>
Fe + 2 Na2S = Fe(Na2S)2
AlBr + K = Al + KBr =>
AlBr + K = Al + KBr
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Li2O + SO2 = Li2SO3 =>
Li2O + SO2 = Li2SO3
Fe(iii) + N2 = FeN =>
2 Fe(iii) + N2 = 2 FeN
FeSO4 + KMnO4 + KOH = FeOHSO4 + K2MnO4 =>
FeSO4 + KMnO4 + KOH = FeOHSO4 + K2MnO4
CH3COOH + CH3(CH2)3CH2OH = CH3COO(CH2)4CH3 + H2O =>
CH3COOH + CH3(CH2)3CH2OH = CH3COO(CH2)4CH3 + H2O
Al + Cu(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu
K2Cr2O7 + SnCl2 + HCl = H2[SnCl6] + KCl + CrCl3 + H2O =>
K2Cr2O7 + 3 SnCl2 + 20 HCl = 3 H2[SnCl6] + 2 KCl + 2 CrCl3 + 7 H2O
NaPO4 + H2SO4 = Na2SO4 + HPO4 =>
2 NaPO4 + H2SO4 = Na2SO4 + 2 HPO4
SO2 + Na2O = Na2SO3 =>
SO2 + Na2O = Na2SO3
NH2OH*HCl + H2O = NO2 + H2 + HCl =>
2 NH2OH*HCl + 2 H2O = 2 NO2 + 5 H2 + 2 HCl
Sr(NO3)2 + (NH4)2HPO4 + C6H8O7 = CO2 + H2O + N2 + Sr3(PO4)2 =>
3 Sr(NO3)2 + 2(NH4)2HPO4 + C6H8O7 = 6 CO2 + 13 H2O + 5 N2 + Sr3(PO4)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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