| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu(NO3)2 + 64 NH3 = Cu(NH3)64 + 2 NO3
K2SO4 + H2SO4 = HK + SO4 =>
K2SO4 + H2SO4 = 2 HK + 2 SO4
K2CO3 + CaCl2 = CaCO3 + KCl =>
K2CO3 + CaCl2 = CaCO3 + 2 KCl
FeCl3 + NH4OH = Fe2O3 + HCl + NH3 =>
2 FeCl3 + 3 NH4OH = Fe2O3 + 6 HCl + 3 NH3
Ag2SO4 + AlCl3 = AgCl + Al2(SO4)3 =>
3 Ag2SO4 + 2 AlCl3 = 6 AgCl + Al2(SO4)3
KAl(SO4)2 + H2O = KAl(SO4)2*H2O =>
KAl(SO4)2 + H2O = KAl(SO4)2*H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
H2S + FeCl3 = FeCl2 + S + HCl3 =>
H2S + 6 FeCl3 = 6 FeCl2 + S + 2 HCl3
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaNO2 + CuSO4 = Na2SO4 + Cu(NO2)2 =>
2 NaNO2 + CuSO4 = Na2SO4 + Cu(NO2)2
V2O5 + KOH = K3[V3O9] + H2O =>
3 V2O5 + 6 KOH = 2 K3[V3O9] + 3 H2O
KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + O2 =>
4 KMnO4 + 6 H2SO4 = 6 H2O + 2 K2SO4 + 4 MnSO4 + 5 O2
Sn + Mg(OH)2 = Sn(OH)4 + Mg =>
Sn + 2 Mg(OH)2 = Sn(OH)4 + 2 Mg
Li2CO3 + Ca(OH)2 + H2O = LiOH*H2O + CaCO3 =>
Li2CO3 + Ca(OH)2 + 2 H2O = 2 LiOH*H2O + CaCO3
NaNO2 + CuSO4 = Na2SO4 + Cu(NO2)2 =>
2 NaNO2 + CuSO4 = Na2SO4 + Cu(NO2)2
C6H5NO2 + Fe + HCl = C6H5NH2 + FeCl3 + H2O =>
C6H5NO2 + 2 Fe + 6 HCl = C6H5NH2 + 2 FeCl3 + 2 H2O
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
Fe(NO3)36H2O = Fe2O3 + NO2 + O2 + H2O =>
4 Fe(NO3)36H2O = 2 Fe2O3 + 144 NO2 + 69 O2 + 4 H2O
Cu + HBr = CuHBr =>
Cu + HBr = CuHBr
AgNO3 + Na2S2O3 + H2O = Ag2S + Na2SO4 + HNO3 =>
2 AgNO3 + Na2S2O3 + H2O = Ag2S + Na2SO4 + 2 HNO3
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HCl + Al = HAl + Cl =>
HCl + Al = HAl + Cl
Zn + H2S = Zn2S + H2 =>
2 Zn + H2S = Zn2S + H2
NH4HSO4 + KOH = NH3 + H2O + K2SO4 =>
NH4HSO4 + 2 KOH = NH3 + 2 H2O + K2SO4
H3PO4 + HCl = H2O + PCl5 =>
H3PO4 + 5 HCl = 4 H2O + PCl5
HNo3 + Ca(OH)2 = Ca(No3)2 + H2O =>
2 HNo3 + Ca(OH)2 = Ca(No3)2 + 2 H2O
NaCO3 + HCl = HCO3 + NaCl =>
NaCO3 + HCl = HCO3 + NaCl
C3H6 + HNO3 = C6H11NO2 + H2O =>
2 C3H6 + HNO3 = C6H11NO2 + H2O
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
Ca + NaCl = CaNaCl =>
Ca + NaCl = CaNaCl
Cu + (NO3)2 + H2O = CuOH + HNO3 =>
2 Cu + (NO3)2 + 2 H2O = 2 CuOH + 2 HNO3
Ba(OH)2 + LiI = BaI2 + LiOH =>
Ba(OH)2 + 2 LiI = BaI2 + 2 LiOH
NH4OH + NO2 = NH4NO3 + H2 =>
2 NH4OH + 2 NO2 = 2 NH4NO3 + H2
Ba(OH)2 + LiI = BaI2 + LiOH =>
Ba(OH)2 + 2 LiI = BaI2 + 2 LiOH
H2CO3(aq) = H2O(l) + CO2(g) =>
H2CO3(aq) = H2O(l) + CO2(g)
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
LiCl + Na2 + Co3 = LiCo3 + Na2Cl =>
LiCl + Na2 + Co3 = LiCo3 + Na2Cl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Mg2Si(s) + H2O(l) = Mg(OH)2(aq) + SiH4(g) =>
Mg2Si(s) + 4 H2O(l) = 2 Mg(OH)2(aq) + SiH4(g)
K2CrO7 + FeSO4 + H2SO4 = Cr2(SO4)3 + K2SO4 + Fe2(SO4)3 + H2O =>
2 K2CrO7 + 18 FeSO4 + 14 H2SO4 = Cr2(SO4)3 + 2 K2SO4 + 9 Fe2(SO4)3 + 14 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
P4 + S8 = P2S5 =>
4 P4 + 5 S8 = 8 P2S5
CH4 + Cl2 = C2H4 + HCl =>
2 CH4 + 2 Cl2 = C2H4 + 4 HCl
Na2CO3 + Fe2O3 + O2 = NaFe12O19 + CO2 =>
2 Na2CO3 + 24 Fe2O3 + O2 = 4 NaFe12O19 + 2 CO2
C10H7NH2 + H2O = C10H7NH{-} + H3O{+} =>
C10H7NH2 + H2O = C10H7NH{-} + H3O{+}
Pb(NO3)2 + K3[Fe(CN)6] = Pb3[Fe(CN)6]2 + KNO3 =>
3 Pb(NO3)2 + 2 K3[Fe(CN)6] = Pb3[Fe(CN)6]2 + 6 KNO3
F2 + H2O = F2O + HF2 =>
3 F2 + H2O = F2O + 2 HF2
Ba + N2 = Ba3N2 =>
3 Ba + N2 = Ba3N2
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