| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 6 NaCl + 7 H2SO4 = Cr2(SO4)3 + 3 Na2SO4 + K2SO4 + 3 Cl2 + 7 H2O
ZnCl + NaOH = Na2Cl + Zn(OH)2 =>
ZnCl + 2 NaOH = Na2Cl + Zn(OH)2
H2 + Ta2O3 = Ta + H2O =>
3 H2 + Ta2O3 = 2 Ta + 3 H2O
K3VO4 + H2O = V + KOH + O2 =>
4 K3VO4 + 6 H2O = 4 V + 12 KOH + 5 O2
Mg(s)HCl(AQ) = Mg(AQ)HCl(g) =>
Mg(s)HCl(AQ) = Mg(AQ)HCl(g)
HC2Cl3 + Fe + H2O = H4C2 + FeCl2 + OH =>
2 HC2Cl3 + 3 Fe + 6 H2O = 2 H4C2 + 3 FeCl2 + 6 OH
HgCl2 + H2S = HgS + HCl =>
HgCl2 + H2S = HgS + 2 HCl
CaCO3 + H2O = Ca(OH)2 + CO2 =>
CaCO3 + H2O = Ca(OH)2 + CO2
FeCl3 + Ba = BaCl + Fe2 =>
2 FeCl3 + 6 Ba = 6 BaCl + Fe2
H2S + CaCl2 = HCl + SCa =>
H2S + CaCl2 = 2 HCl + SCa
C2H5OH + K = C2H5KO + H2 =>
2 C2H5OH + 2 K = 2 C2H5KO + H2
AlHg + H2O = Al(OH) + H2 + Hg =>
2 AlHg + 2 H2O = 2 Al(OH) + H2 + 2 Hg
CUSO4 + Fe = CU + Fe2(SO4)3 =>
3 CUSO4 + 2 Fe = 3 CU + Fe2(SO4)3
MnO4{-} + HSO3{-} = MnO2 + SO4{2-} + H2O + H{+} =>
2 MnO4{-} + 3 HSO3{-} = 2 MnO2 + 3 SO4{2-} + H2O + H{+}
Cr + NaOH + H2O = Na[Cr(OH)4] + H2 =>
2 Cr + 2 NaOH + 6 H2O = 2 Na[Cr(OH)4] + 3 H2
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Ca(OH)2 + BaCl2 = Ba(OH)2 + CaCl2 =>
Ca(OH)2 + BaCl2 = Ba(OH)2 + CaCl2
NO2 + Na2S = NS2 + Na2O =>
NO2 + 2 Na2S = NS2 + 2 Na2O
NaPF6 = PF5 + NaF =>
NaPF6 = PF5 + NaF
C3H6 + H2 = C3H6H2 =>
C3H6 + H2 = C3H6H2
Zn + NaClO3 + NaOH + H2O = Na2Zn(OH)4 + NaCl =>
3 Zn + NaClO3 + 6 NaOH + 3 H2O = 3 Na2Zn(OH)4 + NaCl
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
Fe(OH)3 + H2SO3 = H2O + Fe2(SO3)3 =>
2 Fe(OH)3 + 3 H2SO3 = 6 H2O + Fe2(SO3)3
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
Co(H2O)2 + Cl = CoCl2 + H2O =>
Co(H2O)2 + 2 Cl = CoCl2 + 2 H2O
AgHCO3(aq) + HCl(aq) = AgCl + CO2 + H2O =>
AgHCO3(aq) + HCl(aq) = AgCl + CO2 + H2O
H2Cl + NaO = NaCl + H2O =>
H2Cl + NaO = NaCl + H2O
Fe(OH)2 + H{+} = Fe{+2} + H2O =>
Fe(OH)2 + 2 H{+} = Fe{+2} + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Co + Ag(NO3)2 = Ag + Co(NO3)2 =>
Co + Ag(NO3)2 = Ag + Co(NO3)2
CHCH + KMnO4 + H2O = C2H2O4 + MnO2 + KOH =>
3 CHCH + 8 KMnO4 + 4 H2O = 3 C2H2O4 + 8 MnO2 + 8 KOH
NaI + Mg(NO3)2 = MgI + Na(NO3)2 =>
NaI + Mg(NO3)2 = MgI + Na(NO3)2
S + Br{-} = S{2-} + Br2 =>
S + 2 Br{-} = S{2-} + Br2
H3BO3 + Na2CO3 = Na2BO3 + H3CO3 =>
H3BO3 + Na2CO3 = Na2BO3 + H3CO3
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
P4(s) + F2(g) = PF3(g) =>
P4(s) + 6 F2(g) = 4 PF3(g)
N2 + H2O = NH3 + OH =>
N2 + 6 H2O = 2 NH3 + 6 OH
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Co + Ag(NO3)2 = Ag + Co(NO3)2 =>
Co + Ag(NO3)2 = Ag + Co(NO3)2
Cr + NaOH + H2O = Na3[Cr(OH)6] + H2 =>
2 Cr + 6 NaOH + 6 H2O = 2 Na3[Cr(OH)6] + 3 H2
AgNO3 + NH3 = Ag[NH3] + NO3 =>
AgNO3 + NH3 = Ag[NH3] + NO3
P2O5 + H2O = HPO4 + H3O =>
P2O5 + 7 H2O = 2 HPO4 + 4 H3O
H3PO3 + CsOH = Cs3PO3 + H2O =>
H3PO3 + 3 CsOH = Cs3PO3 + 3 H2O
C6H5CH3(l) + O2(g) = H2O(l) + CO2(g) =>
C6H5CH3(l) + 9 O2(g) = 4 H2O(l) + 7 CO2(g)
KMnO4(aq) + H2C2O4(aq) = CO2(g) + K2O(aq) + MnO3(aq) + H2O(l) =>
2 KMnO4(aq) + H2C2O4(aq) = 2 CO2(g) + K2O(aq) + 2 MnO3(aq) + H2O(l)
O2 + C6H8O6 = CO2 + C6H12O6 =>
3 O2 + 3 C6H8O6 = 6 CO2 + 2 C6H12O6
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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