| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Mn + 6 HClO4 = 2 Mn(ClO4)3 + 3 H2
CaF2 + (NH4)2SO4 = NH4F + CaSO4 =>
CaF2 + (NH4)2SO4 = 2 NH4F + CaSO4
AlCl3 + Ca(OH)2 = Al(OH)3 + CaCl2 =>
2 AlCl3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaCl2
Mg(s) + S(s) = MgS =>
Mg(s) + S(s) = MgS
PbNO3 + KI2 = PbNO3KI2 =>
PbNO3 + KI2 = PbNO3KI2
NO2 + H2O = HNO3 + N2O3 =>
4 NO2 + H2O = 2 HNO3 + N2O3
CoBr3 + CsOH = Co(OH)3 + CsBr =>
CoBr3 + 3 CsOH = Co(OH)3 + 3 CsBr
CH2OH + CuO = CH2O + Cu + H2O =>
2 CH2OH + CuO = 2 CH2O + Cu + H2O
ZnO + NaOH + H2O = Na2(Zn(OH)4) =>
ZnO + 2 NaOH + H2O = Na2(Zn(OH)4)
Cr(OH)3 + ClO{-} + H{+} = CrO4{-2} + Cl2 + H2O =>
2 Cr(OH)3 + 6 ClO{-} + 2 H{+} = 2 CrO4{-2} + 3 Cl2 + 4 H2O
Ni3 + O2 = Ni2O3 =>
4 Ni3 + 9 O2 = 6 Ni2O3
K2CrO7 + KBr + H2SO4 = Br2 + K2SO4 + Cr2(SO4)3 + H2O =>
2 K2CrO7 + 18 KBr + 14 H2SO4 = 9 Br2 + 11 K2SO4 + Cr2(SO4)3 + 14 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CH4O(aq) + O2(g) = CH2O2(aq) + H2O(l) =>
CH4O(aq) + O2(g) = CH2O2(aq) + H2O(l)
Al + Cl2O3 = Al2O3 + Cl =>
2 Al + Cl2O3 = Al2O3 + 2 Cl
H2 + BrF = Br2 + HF =>
H2 + 2 BrF = Br2 + 2 HF
ZnBr2 + H2CO3 = HBr + ZnCO3 =>
ZnBr2 + H2CO3 = 2 HBr + ZnCO3
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
C25H52(l) + O2(g) = CO2 + H2O =>
C25H52(l) + 38 O2(g) = 25 CO2 + 26 H2O
KI + CH3CH2OH = CH3CH2I + KOH =>
KI + CH3CH2OH = CH3CH2I + KOH
Pb(C2H3O2)2 + KI = PbI2 + K(C2H3O2) =>
Pb(C2H3O2)2 + 2 KI = PbI2 + 2 K(C2H3O2)
O2 + Fe + H3O{+} = Fe{+3} + H2O =>
3 O2 + 4 Fe + 12 H3O{+} = 4 Fe{+3} + 18 H2O
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
CH4 + NO3{-} = CO2 + NO2{-} + H2O =>
CH4 + 4 NO3{-} = CO2 + 4 NO2{-} + 2 H2O
K2CrO4(ac) + BaCl2(ac) = BaCrO4(s) + KCl(ac) =>
K2CrO4(ac) + BaCl2(ac) = BaCrO4(s) + 2 KCl(ac)
NaOH + C20H14O4 = Na + H2CO2 + H2O =>
46 NaOH + C20H14O4 = 46 Na + 20 H2CO2 + 10 H2O
Fe + NaNO3 = Fe3O4 + NaNO2 =>
3 Fe + 4 NaNO3 = Fe3O4 + 4 NaNO2
K3PO4 + CoCl3 = CoPO4 + KCl =>
K3PO4 + CoCl3 = CoPO4 + 3 KCl
NaCO3 + HCl = NaCl + CO3 + H =>
NaCO3 + HCl = NaCl + CO3 + H
Ag2S + Al + NaOH + H2O = Ag + H2S + NaAlO2 =>
3 Ag2S + 2 Al + 2 NaOH + 2 H2O = 6 Ag + 3 H2S + 2 NaAlO2
NaCHO3 + H3C6H5O7 = NaC6H5O7 + H2O + CO2 =>
9 NaCHO3 + 8 H3C6H5O7 = 9 NaC6H5O7 + 14 H2O + 3 CO2
PH3 + O2 = P4O10 + H2O =>
4 PH3 + 8 O2 = P4O10 + 6 H2O
NaHS + KOH = Na2S + K2S + H2O =>
2 NaHS + 2 KOH = Na2S + K2S + 2 H2O
CH3CO2H + Fe(OH)3 = Fe(CH3CO2)3 + H2O =>
3 CH3CO2H + Fe(OH)3 = Fe(CH3CO2)3 + 3 H2O
K2Na[Co(NO2)6] + NaOH = Na3[Co(NO2)6] + KOH =>
K2Na[Co(NO2)6] + 2 NaOH = Na3[Co(NO2)6] + 2 KOH
FeCl3 + NH4CSN = Fe(CSN)3 + NH3 + HCl =>
FeCl3 + 3 NH4CSN = Fe(CSN)3 + 3 NH3 + 3 HCl
KOH + AI(OH)3 = K[AI(OH)4] =>
KOH + AI(OH)3 = K[AI(OH)4]
CH3COOH + NH3 = CH3COONH3 + H2 =>
2 CH3COOH + 2 NH3 = 2 CH3COONH3 + H2
K2CO3 + Fe{2+} = FeCO3 + K{+} =>
K2CO3 + Fe{2+} = FeCO3 + 2 K{+}
Zn + H2O = Zn3O + H2 =>
3 Zn + H2O = Zn3O + H2
Co + BO3 = CoBO3 =>
Co + BO3 = CoBO3
Cd + Cr(NO3)3 = Cd(NO3)2 + Cr =>
3 Cd + 2 Cr(NO3)3 = 3 Cd(NO3)2 + 2 Cr
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HgS + NaOH + H = Hg + Na2S + H2O =>
HgS + 2 NaOH + 2 H = Hg + Na2S + 2 H2O
CaCO3 + K4Fe(CN)6 = K2CaFe(CN)6 + K2CO3 =>
CaCO3 + K4Fe(CN)6 = K2CaFe(CN)6 + K2CO3
FeSO4 + KNO3 + KOH = Fe3O4 + K2SO4 + NO2 + H2O =>
3 FeSO4 + 2 KNO3 + 4 KOH = Fe3O4 + 3 K2SO4 + 2 NO2 + 2 H2O
BCl3 + Na2CO3 = NaCl + B2(CO3)3 =>
2 BCl3 + 3 Na2CO3 = 6 NaCl + B2(CO3)3
Hg + H2CO3 = HgCO3 + H2 =>
Hg + H2CO3 = HgCO3 + H2
HCl2 + Br2 + H2O = HBrO3 + HCl =>
10 HCl2 + Br2 + 6 H2O = 2 HBrO3 + 20 HCl
Mg + NH4Cl = MgCl2 + NH3 + H2 =>
Mg + 2 NH4Cl = MgCl2 + 2 NH3 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/29/24
Équations équilibrées sur11/28/23
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