| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeCl2 + 2 KNO3 = Fe(NO3)2 + 2 KCl
Ca + RbCl2 = CaCl2 + Rb =>
Ca + RbCl2 = CaCl2 + Rb
K2FeO4 + [Co(NH3)6]Cl2 + HCl = FeCl3 + [Co(NH3)6]Cl3 + KCl + H2O =>
K2FeO4 + 3[Co(NH3)6]Cl2 + 8 HCl = FeCl3 + 3[Co(NH3)6]Cl3 + 2 KCl + 4 H2O
NiCl2 + O2 = NiO + Cl2O =>
NiCl2 + O2 = NiO + Cl2O
C7H6O3 + FeCl3 = FeC7H6O3 + Cl3 =>
C7H6O3 + FeCl3 = FeC7H6O3 + Cl3
C5H12 = C + H =>
C5H12 = 5 C + 12 H
Al(OH)3 + H3O{+} = Al(H2O)6{3+} =>
Al(OH)3 + 3 H3O{+} = Al(H2O)6{3+}
K2O + H3PO4 = K3PO4 + HOH =>
3 K2O + 2 H3PO4 = 2 K3PO4 + 3 HOH
HClO3 + HNO2 = Cl2 + HNO3 + H2O =>
2 HClO3 + 5 HNO2 = Cl2 + 5 HNO3 + H2O
Ca(NO3)2 + Al(OH)3 = Al(OH)3Ca(NO3)2 =>
Ca(NO3)2 + Al(OH)3 = Al(OH)3Ca(NO3)2
Ca(OH)2 + NaOH = CaNa + OH =>
Ca(OH)2 + NaOH = CaNa + 3 OH
P + F = PF2 =>
P + 2 F = PF2
Fe2(S2O4)3(s) + HNO3 = Fe(NO3)3 + H2S2O4 =>
Fe2(S2O4)3(s) + 6 HNO3 = 2 Fe(NO3)3 + 3 H2S2O4
H2SO4 + C3H6 + KMnO4 = K2SO4 + H2O + CO2 + MnSO4 =>
27 H2SO4 + 5 C3H6 + 18 KMnO4 = 9 K2SO4 + 42 H2O + 15 CO2 + 18 MnSO4
HF + Fe(HO)2 = FeF2 + H2O =>
2 HF + Fe(HO)2 = FeF2 + 2 H2O
Na + Co + Ca3N2 = Na3N + CaCo3 =>
6 Na + 9 Co + Ca3N2 = 2 Na3N + 3 CaCo3
C3H8 + CuH10 = C3H18Cu =>
C3H8 + CuH10 = C3H18Cu
C2H4 + KMnO4 + H2O = C2H6O2 + MnO4H2 + KOH =>
C2H4 + 2 KMnO4 + 4 H2O = C2H6O2 + 2 MnO4H2 + 2 KOH
ZnCO3 + HCl = ZnCl2 + HOH + CO2 =>
ZnCO3 + 2 HCl = ZnCl2 + HOH + CO2
Al(OH)3 + HNO3(l) = Al(NO3)3(aq) + H2O(l) =>
Al(OH)3 + 3 HNO3(l) = Al(NO3)3(aq) + 3 H2O(l)
CH3CC(CH3)CH3 + KMnO4 + H2O = (CH3)2C(OH)C(OH)(CH3)2 + MnO2 + KOH =>
18 CH3CC(CH3)CH3 + 4 KMnO4 + 26 H2O = 15(CH3)2C(OH)C(OH)(CH3)2 + 4 MnO2 + 4 KOH
MgNH4PO4*6H2O = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4*6H2O = Mg2P2O7 + 2 NH3 + 13 H2O
LiOH + K2O = Li2O + KOH =>
2 LiOH + K2O = Li2O + 2 KOH
Na2S2O3 + HNO3 = NaNO3 + H2S2O3 =>
Na2S2O3 + 2 HNO3 = 2 NaNO3 + H2S2O3
Fe3O4 + C2H5NO2 = C4H8FeN2O4 + H2O + Fe2O3 =>
Fe3O4 + 2 C2H5NO2 = C4H8FeN2O4 + H2O + Fe2O3
AgCH = Ag + CH =>
AgCH = Ag + CH
C1H14O06 + O2 = CO2 + H2O =>
2 C1H14O06 + 3 O2 = 2 CO2 + 14 H2O
NH4OH + HMnO4 = NH4MnO4 + H2O =>
NH4OH + HMnO4 = NH4MnO4 + H2O
Ca + CuSi4O10 = CaCuSi4O10 =>
Ca + CuSi4O10 = CaCuSi4O10
Fe(SCN) + KSCN = FeK + SCN =>
Fe(SCN) + KSCN = FeK + 2 SCN
Cl4 + C3H8 = C3H7Cl + HCl =>
Cl4 + 2 C3H8 = 2 C3H7Cl + 2 HCl
ZnS + SO4 = ZnO + SO2 =>
2 ZnS + 3 SO4 = 2 ZnO + 5 SO2
CH3CH(OH)CH3 + NaHCO3 = CH3CHNaCH3 + CO2 + H2O =>
10 CH3CH(OH)CH3 + 9 NaHCO3 = 9 CH3CHNaCH3 + 12 CO2 + 13 H2O
Cr2O3 + NaCO3 + NaNO3 = Na2CrO4 + CO2 + NaNO2 =>
Cr2O3 + 4 NaCO3 + NaNO3 = 2 Na2CrO4 + 4 CO2 + NaNO2
Al2(SiO3)3 + Ca(IO2)2 = CaSiO3 + Al(IO2)3 =>
Al2(SiO3)3 + 3 Ca(IO2)2 = 3 CaSiO3 + 2 Al(IO2)3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
K2Cr2O7 + C3H6O + H2SO4 = K2SO4 + Cr2(SO4)2 + C3H6O2 + H2O =>
K2Cr2O7 + 4 C3H6O + 3 H2SO4 = K2SO4 + Cr2(SO4)2 + 4 C3H6O2 + 3 H2O
Ti(OH)3 + NaNO3 + NaOH = Na2TiO3 + N2 + H2O =>
10 Ti(OH)3 + 2 NaNO3 + 18 NaOH = 10 Na2TiO3 + N2 + 24 H2O
Cu + Ag(NO2)3 = Cu3(NO2)3 + Ag =>
3 Cu + Ag(NO2)3 = Cu3(NO2)3 + Ag
LiOH + HF = LiF + H2O =>
LiOH + HF = LiF + H2O
O2 + H2O = OH =>
O2 + 2 H2O = 4 OH
NaOH + Al(OH)3 = H2O + NaAlO2 =>
NaOH + Al(OH)3 = 2 H2O + NaAlO2
KMnO4 + CH2 = CO + H2O + Mn + K2O =>
4 KMnO4 + 7 CH2 = 7 CO + 7 H2O + 4 Mn + 2 K2O
NH3(g) + O(g) = NO2(g) + H2O(l) =>
2 NH3(g) + 7 O(g) = 2 NO2(g) + 3 H2O(l)
FeCl3 + KCNS = K3[Fe(CNS)6] + KCl =>
FeCl3 + 6 KCNS = K3[Fe(CNS)6] + 3 KCl
CaSO4 + NH4C8H4N5O6 = Ca(NH4C8H3N5O6)2 + H2SO4 =>
CaSO4 + 2 NH4C8H4N5O6 = Ca(NH4C8H3N5O6)2 + H2SO4
Al + H2TeO3 = Al(TeO3)2 + H3 =>
3 Al + 6 H2TeO3 = 3 Al(TeO3)2 + 4 H3
ZnO + Cl2 = ZnCl2 + O2 =>
2 ZnO + 2 Cl2 = 2 ZnCl2 + O2
Fe + KClO3 + KOH = K2FeO4 + HCl =>
Fe + KClO3 + KOH = K2FeO4 + HCl
Na2S2O5 + H2SO4 + KMnO4 = H2O + Na2SO4 + MnSO4 + K2SO4 =>
5 Na2S2O5 + H2SO4 + 4 KMnO4 = H2O + 5 Na2SO4 + 4 MnSO4 + 2 K2SO4
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