| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 KMnO4 + 3 NH3 = 3 KNO3 + 8 MnO2 + 5 KOH + 2 H2O
NaCl + Ca(NO3)2 = NaNO3 + CaCl2 =>
2 NaCl + Ca(NO3)2 = 2 NaNO3 + CaCl2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
FeCl2 + NaOH = FeOH + NaCl2 =>
FeCl2 + NaOH = FeOH + NaCl2
Sr(OH)2 + ZnBr2 = SrBr2 + Zn(OH)2 =>
Sr(OH)2 + ZnBr2 = SrBr2 + Zn(OH)2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Ag(s) + HCl(aq) = AgCl + H =>
Ag(s) + HCl(aq) = AgCl + H
MgCl2 = Mg + Cl2 =>
MgCl2 = Mg + Cl2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
K2Cr2O7 + HCl = CrCl3 + Cl2 + H2O + KCl =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 3 Cl2 + 7 H2O + 2 KCl
Ag(aq) + HCl(aq) = AgCl + H =>
Ag(aq) + HCl(aq) = AgCl + H
[Ag(NH3)2]OH + CH3COH = CH3COONH4 + Ag + NH3 + H2O =>
2[Ag(NH3)2]OH + CH3COH = CH3COONH4 + 2 Ag + 3 NH3 + H2O
Ag(aq) + HCl(aq) = AgCl(s) + H =>
Ag(aq) + HCl(aq) = AgCl(s) + H
Fe(s) + S(l) = Fe2S3(s) =>
2 Fe(s) + 3 S(l) = Fe2S3(s)
Zr(OH)4 + Ca(OH)2 = CaZrO3 + H2O =>
Zr(OH)4 + Ca(OH)2 = CaZrO3 + 3 H2O
AlCl3 + H2SO4 = Al2(SO4)3 + HCl =>
2 AlCl3 + 3 H2SO4 = Al2(SO4)3 + 6 HCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ag(aq) + HCl(aq) = AgCl(s) + H(l) =>
Ag(aq) + HCl(aq) = AgCl(s) + H(l)
Pb + H2SO4 = PbSO4 + SO2 + H2O =>
Pb + 2 H2SO4 = PbSO4 + SO2 + 2 H2O
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
(CH3)3COH + HCl = (CH3)3CCl + H2O =>
(CH3)3COH + HCl = (CH3)3CCl + H2O
H2SO4 + BaCl2 = HCl + BaSO4 =>
H2SO4 + BaCl2 = 2 HCl + BaSO4
C2H2 + H2O = CH3COH =>
C2H2 + H2O = CH3COH
MnO4{-} + H2S + H{+} = S + Mn + H2O =>
2 MnO4{-} + 7 H2S + 2 H{+} = 7 S + 2 Mn + 8 H2O
HCl + KMnO4 = Cl2 + KCl + MnCl2 + H2O =>
16 HCl + 2 KMnO4 = 5 Cl2 + 2 KCl + 2 MnCl2 + 8 H2O
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
Zr(OH)4 + CaO = CaZrO3 + H2O =>
Zr(OH)4 + CaO = CaZrO3 + 2 H2O
NO2(g) + H2O(l) = HNO3(aq) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(aq) + NO(g)
FeCl3 + AgNO3 = Fe(NO3)3 + AgCl =>
FeCl3 + 3 AgNO3 = Fe(NO3)3 + 3 AgCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe + HNO3 = H2O + Fe(NO3)3 + NO2 =>
Fe + 6 HNO3 = 3 H2O + Fe(NO3)3 + 3 NO2
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
C2H4 + O2 = CO2 + H20 =>
5 C2H4 + 10 O2 = 10 CO2 + H20
CH3NH2 + HCl = CH3NH3 + Cl =>
CH3NH2 + HCl = CH3NH3 + Cl
CH3NH2 + HBr = CH3NH3 + Br =>
CH3NH2 + HBr = CH3NH3 + Br
(NH4)2CO3 = NH3 + CO2 + H2O =>
(NH4)2CO3 = 2 NH3 + CO2 + H2O
(NH4)2SO4 + SrCl2 = NH4Cl + SrSO4 =>
(NH4)2SO4 + SrCl2 = 2 NH4Cl + SrSO4
KNO2 + KMnO4 + H2O = KNO3 + MnO2 + KOH =>
3 KNO2 + 2 KMnO4 + H2O = 3 KNO3 + 2 MnO2 + 2 KOH
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/18/19
Équations équilibrées sur04/17/18
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