| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HF + O3 = H2O + 2 OF
Na2S2O3 + I2 + KCl = KS4O6 + NaCl + NaI =>
4 Na2S2O3 + 3 I2 + 2 KCl = 2 KS4O6 + 2 NaCl + 6 NaI
C + O + N + H = H2NCH2COOH =>
2 C + 2 O + N + 5 H = H2NCH2COOH
FeCl3 + KNCS = KCl + Fe(NCS)3 =>
FeCl3 + 3 KNCS = 3 KCl + Fe(NCS)3
C14H6Cl2O2 + C4H12N2O = C22H28N4O4 + HCl =>
C14H6Cl2O2 + 2 C4H12N2O = C22H28N4O4 + 2 HCl
Al(CO3) + NaOH = Al(OH) + NaCO3 =>
Al(CO3) + NaOH = Al(OH) + NaCO3
Ni + O = NiO22 =>
Ni + 22 O = NiO22
Fe2O3 + SiO = Fe2SiO4 =>
Fe2O3 + SiO = Fe2SiO4
H2SO4 + NaNO2 = HNO2 + NaHSO4 =>
H2SO4 + NaNO2 = HNO2 + NaHSO4
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
Mn{2+} + BrO{-} + OH{-} = MnO4{-} + Br{-} + H2O =>
2 Mn{2+} + 5 BrO{-} + 6 OH{-} = 2 MnO4{-} + 5 Br{-} + 3 H2O
NH4 + Ca(OH)2 = NH4OH + Ca =>
2 NH4 + Ca(OH)2 = 2 NH4OH + Ca
Mg(NO3)2(aq) + Na2CO3 = MgCO3 + NaNO3 =>
Mg(NO3)2(aq) + Na2CO3 = MgCO3 + 2 NaNO3
H2ONH4NO3 = NH4OH2NO3 =>
H2ONH4NO3 = NH4OH2NO3
C27H46 + O2 = CO2 + H2O =>
2 C27H46 + 77 O2 = 54 CO2 + 46 H2O
CuS(s) = Cu(s) + S(s) =>
CuS(s) = Cu(s) + S(s)
SiF4 + H2O = H2SiF6 + H2SiO3 =>
3 SiF4 + 3 H2O = 2 H2SiF6 + H2SiO3
CH3CHNH2COOHNaNO2HCl = CH3CHOHCOOHN2NaClH2O =>
CH3CHNH2COOHNaNO2HCl = CH3CHOHCOOHN2NaClH2O
I{-} + SO4{2-} + H2O = I2 + H2S + OH{-} =>
8 I{-} + SO4{2-} + 6 H2O = 4 I2 + H2S + 10 OH{-}
HClKNO3 = KClHNO3 =>
HClKNO3 = KClHNO3
N2O2 + H2O = HNO2 + N2O =>
2 N2O2 + H2O = 2 HNO2 + N2O
Cu + NaNO3 + H2SO4 = CuSO4 + NaHSO4 + NO + H2O =>
3 Cu + 2 NaNO3 + 5 H2SO4 = 3 CuSO4 + 2 NaHSO4 + 2 NO + 4 H2O
Cu + SiO2 = Cu2O + Si =>
4 Cu + SiO2 = 2 Cu2O + Si
Al + Hg(NO3)2 = AlHg + Al(NO3)2 =>
2 Al + Hg(NO3)2 = AlHg + Al(NO3)2
CoOH + HCl = CoCl + H2O =>
CoOH + HCl = CoCl + H2O
FeCl3 + NH4OH + H2O2 = Fe(OH)3 + NH4Cl3 =>
FeCl3 + NH4OH + H2O2 = Fe(OH)3 + NH4Cl3
Sr + HCl = SrCl2 + H2 =>
Sr + 2 HCl = SrCl2 + H2
NaHCO3 + CH3COOH = H2O + CO2 + NaCH3COOH =>
8 NaHCO3 + 9 CH3COOH = 6 H2O + 10 CO2 + 8 NaCH3COOH
KOH + FeCl2 = Fe(OH)2 + KCl =>
2 KOH + FeCl2 = Fe(OH)2 + 2 KCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Pb(NO3)4(s) + Na3(PO4)(s) = Pb3(PO4)4(aq) + NaNO3(aq) =>
3 Pb(NO3)4(s) + 4 Na3(PO4)(s) = Pb3(PO4)4(aq) + 12 NaNO3(aq)
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Fe(NO3)3 + KCNS = K3[Fe(CNS)6] + KNO3 =>
Fe(NO3)3 + 6 KCNS = K3[Fe(CNS)6] + 3 KNO3
Sb2S3(s) + H2(g) = Sb(s) + H2S(s) =>
Sb2S3(s) + 3 H2(g) = 2 Sb(s) + 3 H2S(s)
Al{+} + Co{2+} = Al{2+}Co + CoAl{2} =>
2 Al{+} + Co{2+} = Al{2+}Co + CoAl{2}
H2C2O4 + KMnO4 = HMnO4 + K2C2O4 =>
H2C2O4 + 2 KMnO4 = 2 HMnO4 + K2C2O4
(C6H5NH3)2SO4 + NaOH = Na2SO4 + C6H5NH2 + H2O =>
(C6H5NH3)2SO4 + 2 NaOH = Na2SO4 + 2 C6H5NH2 + 2 H2O
Cu + NaNO3 + H2SO4 = CuSO4 + NaHSO4 + NO + H2O =>
3 Cu + 2 NaNO3 + 5 H2SO4 = 3 CuSO4 + 2 NaHSO4 + 2 NO + 4 H2O
Os2O3 + H2 = Os + H2O =>
Os2O3 + 3 H2 = 2 Os + 3 H2O
NH4Cl(aq) + H2SO4(aq) = (NH4)2SO4(s) + HCl(aq) =>
2 NH4Cl(aq) + H2SO4(aq) = (NH4)2SO4(s) + 2 HCl(aq)
CH3COOH + Ba + OH = H2O + Ba2(C2H3O2) =>
CH3COOH + 2 Ba + OH = H2O + Ba2(C2H3O2)
NaOH + Al + H2O = NaAlO2 + H2 =>
2 NaOH + 2 Al + 2 H2O = 2 NaAlO2 + 3 H2
H3C6H5O7(s) + Na2HCO3(s) = CO2(g) + H2O(l) + Na3C6H5O7(aq) =>
11 H3C6H5O7(s) + 18 Na2HCO3(s) = 12 CO2(g) + 23 H2O(l) + 12 Na3C6H5O7(aq)
S + O = SO3 =>
S + 3 O = SO3
Na + SnBr = NaBr + Sn =>
Na + SnBr = NaBr + Sn
K3[Cu(CN)4]Hg(NO3)2 = K2(Hg(CN)4)Cu(NO3)KNO3 =>
K3[Cu(CN)4]Hg(NO3)2 = K2(Hg(CN)4)Cu(NO3)KNO3
Ca(OH)2 + NH4Cl = CaCl2 + NH3 + H2O =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 NH3 + 2 H2O
PF5 + LiF = LiPF6 =>
PF5 + LiF = LiPF6
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
SiO2 + Mg = Si + MgO =>
SiO2 + 2 Mg = Si + 2 MgO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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