| Équations équilibrées la veille | Équations équilibrées le lendemain |
BaCl + MgSO4 = BaSO4MgCl
C6H5CH2OH + KMnO4 + H2SO4 = C6H5CH2OOCH + K2SO4 + MnSO4 + H2O =>
8 C6H5CH2OH + 4 KMnO4 + 6 H2SO4 = 7 C6H5CH2OOCH + 2 K2SO4 + 4 MnSO4 + 10 H2O
Na2CrO7 + FeCl2 + HCl = CrCl3 + FeCl3 + NaCl + H2O =>
Na2CrO7 + 9 FeCl2 + 14 HCl = CrCl3 + 9 FeCl3 + 2 NaCl + 7 H2O
Na(CO3)2 + HC2H3O2 = NaC2H3O2 + H2O + CO2 =>
8 Na(CO3)2 + 11 HC2H3O2 = 8 NaC2H3O2 + 10 H2O + 22 CO2
KMnO4 + H4C2O2 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
8 KMnO4 + 5 H4C2O2 + 12 H2SO4 = 4 K2SO4 + 8 MnSO4 + 10 CO2 + 22 H2O
Ca + CuF3 = CaF2 + Cu =>
3 Ca + 2 CuF3 = 3 CaF2 + 2 Cu
NaN3(s) + Fe2O3(s) = Fe(s) + Na2O(s) + N2(g) =>
6 NaN3(s) + Fe2O3(s) = 2 Fe(s) + 3 Na2O(s) + 9 N2(g)
Au3 + P4 = Au3P =>
4 Au3 + P4 = 4 Au3P
Au2S3 + H = Au3 + H2S =>
3 Au2S3 + 18 H = 2 Au3 + 9 H2S
KMnO4 + Na2S + H2O = KOH + MnO2 + NaOH + S =>
2 KMnO4 + 3 Na2S + 4 H2O = 2 KOH + 2 MnO2 + 6 NaOH + 3 S
Cr[OH]3 + HIO4 = Cr[IO4]3 + H2O1 =>
Cr[OH]3 + 3 HIO4 = Cr[IO4]3 + 3 H2O1
NH4Cl = NH3 + H2 + Cl =>
2 NH4Cl = 2 NH3 + H2 + 2 Cl
CO2 + Na = NaC + O2 =>
CO2 + Na = NaC + O2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HClO3 + Ni = Ni(ClO3)4 + H2 =>
4 HClO3 + Ni = Ni(ClO3)4 + 2 H2
Mg3Si2O5(OH)4 + Mg2Si2O6 = Mg3Si4O10(OH)2 + Mg2SiO4 =>
2 Mg3Si2O5(OH)4 + 9 Mg2Si2O6 = 4 Mg3Si4O10(OH)2 + 6 Mg2SiO4
HNO3(aq) + Ca(OH)2(aq) = H2O(l) + Ca(NO3)2(aq) =>
2 HNO3(aq) + Ca(OH)2(aq) = 2 H2O(l) + Ca(NO3)2(aq)
KI + H2SO4 + NaNO3 = K2SO4 + Na2SO4 + I2 + NO + H2O =>
6 KI + 4 H2SO4 + 2 NaNO3 = 3 K2SO4 + Na2SO4 + 3 I2 + 2 NO + 4 H2O
C10H15NO + O2 = CO2 + H2O + NO =>
4 C10H15NO + 55 O2 = 40 CO2 + 30 H2O + 4 NO
Mg + FeCl + H2O = MgCl2 + Fe(OH)3 + H2 =>
Mg + 2 FeCl + 6 H2O = MgCl2 + 2 Fe(OH)3 + 3 H2
KOH + H2O = K(OH)2 + H2 =>
2 KOH + 2 H2O = 2 K(OH)2 + H2
Al + CO2 = AlO3 + CO =>
Al + 3 CO2 = AlO3 + 3 CO
HF + S{2-} = HS{-} + F{-} =>
HF + S{2-} = HS{-} + F{-}
Zn2 + OH = Zn(OH)2 =>
Zn2 + 4 OH = 2 Zn(OH)2
Na2BeO2 = BeO + Na2O =>
Na2BeO2 = BeO + Na2O
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
Al + HC1 = (AlC1)3 + H2 =>
6 Al + 6 HC1 = 2(AlC1)3 + 3 H2
Cr(NO3)3 + (NH4) = NH4NO3 + Cr =>
Cr(NO3)3 + 3(NH4) = 3 NH4NO3 + Cr
NaOH(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(l) =>
2 NaOH(aq) + H2SO4(aq) = Na2SO4(aq) + 2 H2O(l)
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H3O =>
Cr2O7{-2} + 21 H{+} + 13e = 2 Cr{+3} + 7 H3O
Pb(NO3)2 + (NH4Cl) = PbCl2 + NH4(NO3) =>
Pb(NO3)2 + 2(NH4Cl) = PbCl2 + 2 NH4(NO3)
(NH4)2CO3 + Mg(ClO3)2 = NH4ClO3 + MgCO3 =>
(NH4)2CO3 + Mg(ClO3)2 = 2 NH4ClO3 + MgCO3
H2SO3 + CH3OH = H3O + SO3CH3 =>
H2SO3 + CH3OH = H3O + SO3CH3
H2S + H{+} + Cr2O7{-2} = Cr{+3} + H2O + S =>
3 H2S + 8 H{+} + Cr2O7{-2} = 2 Cr{+3} + 7 H2O + 3 S
C6H5OH + Na = C6H5ONa + H2 =>
2 C6H5OH + 2 Na = 2 C6H5ONa + H2
H14Fe6 + Cr2O7 = Cr2Fe6 + H2O =>
H14Fe6 + Cr2O7 = Cr2Fe6 + 7 H2O
Cu{+} + CO3(OH)2{2-} = Cu2CO3(OH)2 =>
2 Cu{+} + CO3(OH)2{2-} = Cu2CO3(OH)2
HCOOH + Na2CO3 = HCOONa + H2CO3 =>
2 HCOOH + Na2CO3 = 2 HCOONa + H2CO3
CrO4{2-} + H{+} + H2O2 = CrO(O2)2 + H2O =>
CrO4{2-} + 2 H{+} + 2 H2O2 = CrO(O2)2 + 3 H2O
SnS + HNO3 = H2SO4 + NO2 + H2SnO3 + H3O =>
2 SnS + 17 HNO3 = 2 H2SO4 + 17 NO2 + 2 H2SnO3 + 3 H3O
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
HOCl = H + OCl =>
HOCl = H + OCl
MgOH2 = Mg + OH2 =>
MgOH2 = Mg + OH2
KMnO4 + H2SO4 + NaHSO3 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
4 KMnO4 + H2SO4 + 10 NaHSO3 = 6 H2O + 2 K2SO4 + 4 MnSO4 + 5 Na2SO4
Al2(S04)3 + PbCl2 = PbS04 + AlCl3 =>
Al2(S04)3 + 3 PbCl2 = 3 PbS04 + 2 AlCl3
Ba(CH3CO2)2 + Na2SO4 = BaSO4 + Na(CH3CO2) =>
Ba(CH3CO2)2 + Na2SO4 = BaSO4 + 2 Na(CH3CO2)
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
KOH + Fe2O3 = K2O + Fe(OH)3 =>
6 KOH + Fe2O3 = 3 K2O + 2 Fe(OH)3
CsBr + AgCl = AgBr + CsCl =>
CsBr + AgCl = AgBr + CsCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/23
Équations équilibrées sur01/20/23
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