| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cr + 2 Fe(NO3)3 = 2 Fe + 3 Cr(NO3)2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
NaClO2 + C6H8O7 = Na3C6H5O7 + ClO2{-} + H{+} =>
3 NaClO2 + C6H8O7 = Na3C6H5O7 + 3 ClO2{-} + 3 H{+}
FeS2 + H2O = Fe(OH)2 + SO42{-} + H{+} + e =>
FeS2 + 86 H2O = Fe(OH)2 + 2 SO42{-} + 170 H{+} + 168e
Si + HBr = SiBr4 + H =>
Si + 4 HBr = SiBr4 + 4 H
FeS2 + O2 + H2O = Fe(OH)3 + SO4{2-} + H{+} =>
4 FeS2 + 15 O2 + 14 H2O = 4 Fe(OH)3 + 8 SO4{2-} + 16 H{+}
NaCl(l) + AgNO3(l) = AgCl(s) + NaNO3(l) =>
NaCl(l) + AgNO3(l) = AgCl(s) + NaNO3(l)
HF + NaNH2 = HNH2 + NaF =>
HF + NaNH2 = HNH2 + NaF
Ba + MgO = BaO + Mg =>
Ba + MgO = BaO + Mg
Na2SO4(aq) + H3PO4(aq) = H2SO4(aq) + Na3PO4(aq) =>
3 Na2SO4(aq) + 2 H3PO4(aq) = 3 H2SO4(aq) + 2 Na3PO4(aq)
CuSO4 + NaCl = CuCl2 + Na2SO4 =>
CuSO4 + 2 NaCl = CuCl2 + Na2SO4
C3H7OH + CuO = C3H6O + Cu + H2O =>
C3H7OH + CuO = C3H6O + Cu + H2O
Fe(NO3)2 + NH3 = Fe(NH3)2 + NO3 =>
Fe(NO3)2 + 2 NH3 = Fe(NH3)2 + 2 NO3
Na + Cl = NaCl(classification) =>
Na + Cl = NaCl(classification)
AgNO2 + Na2SO3 = AgSO3 + Na2NO2 =>
AgNO2 + Na2SO3 = AgSO3 + Na2NO2
KClO3 + FeSO4 + H2SO4 = KCl + Fe2(SO4)3 + H2O =>
KClO3 + 6 FeSO4 + 3 H2SO4 = KCl + 3 Fe2(SO4)3 + 3 H2O
Cu(s) + S8 = CuS(s) =>
8 Cu(s) + S8 = 8 CuS(s)
NaClO2 + C6H8O7 = Na3C6H5O7 + ClO2 + NaCl + H2O =>
15 NaClO2 + 4 C6H8O7 = 4 Na3C6H5O7 + 12 ClO2 + 3 NaCl + 6 H2O
FeS2 + O2 + H2O = Fe(OH)3 + H2SO4 =>
4 FeS2 + 15 O2 + 14 H2O = 4 Fe(OH)3 + 8 H2SO4
Al + HSO4 = Al2(SO4)3 + H2O + SO2 =>
2 Al + 4 HSO4 = Al2(SO4)3 + 2 H2O + SO2
K2Cr2O7 + FeSO4 = K2SO4 + FeCr2O7 =>
K2Cr2O7 + FeSO4 = K2SO4 + FeCr2O7
LaCl3 + H2O = La2O3 + HCl =>
2 LaCl3 + 3 H2O = La2O3 + 6 HCl
Ta2O5 = Ta + O =>
Ta2O5 = 2 Ta + 5 O
Zn(NO3)2(aq) + Na2CO3(aq) = ZnCO3(s) + NaNO3(aq) =>
Zn(NO3)2(aq) + Na2CO3(aq) = ZnCO3(s) + 2 NaNO3(aq)
KCr(OH)4 + H2SO4 = Cr(OH)3 + K2SO4 + H2O =>
2 KCr(OH)4 + H2SO4 = 2 Cr(OH)3 + K2SO4 + 2 H2O
KCl + Ca(C2H3O2)2 = KC2H3O2 + CaCl2 =>
2 KCl + Ca(C2H3O2)2 = 2 KC2H3O2 + CaCl2
Al + (NO3)3 + Na2S = AlS3 + NaNO3 =>
Al + 2(NO3)3 + 3 Na2S = AlS3 + 6 NaNO3
NH3 + Fe(NO3)2 = Fe(NH3)4 + NO3 =>
4 NH3 + Fe(NO3)2 = Fe(NH3)4 + 2 NO3
[Ba(OH)]2S + HCl = H2S + BaCl2 + H2O =>
[Ba(OH)]2S + 4 HCl = H2S + 2 BaCl2 + 2 H2O
NaOH + BaCl2 = NaCl2 + BaOH =>
NaOH + BaCl2 = NaCl2 + BaOH
NaClO2 + C6H8O7 = C6H5Na3O7 + HClO2 =>
3 NaClO2 + C6H8O7 = C6H5Na3O7 + 3 HClO2
Co + NaOH = CoNaOH =>
Co + NaOH = CoNaOH
HNO3 + N2 = H2 + NO =>
2 HNO3 + 2 N2 = H2 + 6 NO
Se2 + CaO = CaSe + SeO =>
Se2 + CaO = CaSe + SeO
P2S3 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H3PO4 + S =>
9 P2S3 + 4 K2Cr2O7 + 27 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 18 H3PO4 + 38 S
Ba(NO3)2 + Fe(NO3)3*9H2O + Mn(NO3)2*4H2O = BaFe11MnO19 + NO2 + H2O + O2 =>
Ba(NO3)2 + 11 Fe(NO3)3*9H2O + Mn(NO3)2*4H2O = BaFe11MnO19 + 37 NO2 + 103 H2O + 9 O2
Ca(NO3)2(aq) + KOH(aq) = Ca(OH)2 + KNO3 =>
Ca(NO3)2(aq) + 2 KOH(aq) = Ca(OH)2 + 2 KNO3
H2SO3 + Pb(NO3)2 = PbSO3 + HNO3 =>
H2SO3 + Pb(NO3)2 = PbSO3 + 2 HNO3
Hg(NO3)2 + NH4Br = Hg(Br)2 + NH4NO3 =>
Hg(NO3)2 + 2 NH4Br = Hg(Br)2 + 2 NH4NO3
CrF2 + Al2(SO4)3 = AlF3 + CrSO4 =>
3 CrF2 + Al2(SO4)3 = 2 AlF3 + 3 CrSO4
P + Ca(OH)2 + H2O = PH3 + Ca(H2PO2)2 =>
8 P + 3 Ca(OH)2 + 6 H2O = 2 PH3 + 3 Ca(H2PO2)2
NaHS + LiHCO3 = NaS + LiH2CO3 =>
NaHS + LiHCO3 = NaS + LiH2CO3
Fe(NO3)2 + NH3 = FeH3 + N(NO3)2 =>
Fe(NO3)2 + NH3 = FeH3 + N(NO3)2
Al + SnCl4 = AlCl3 + Sn =>
4 Al + 3 SnCl4 = 4 AlCl3 + 3 Sn
NaClO2 + C6H8O7 = ClO2 + C6H5Na3O7 + NaCl + H2O =>
15 NaClO2 + 4 C6H8O7 = 12 ClO2 + 4 C6H5Na3O7 + 3 NaCl + 6 H2O
PH4 + O2 = PH4O =>
2 PH4 + O2 = 2 PH4O
NaCNS + KMnO4 + H2SO4 = K2SO4 + MnSO4 + Na2SO4 + HCN + H2O =>
10 NaCNS + 12 KMnO4 + 13 H2SO4 = 6 K2SO4 + 12 MnSO4 + 5 Na2SO4 + 10 HCN + 8 H2O
HPbO2 + O2 = Pb3O4 + OH =>
6 HPbO2 + O2 = 2 Pb3O4 + 6 OH
PbO2 + Cr(OH)4{-} + OH{-} = Pb(OH)3{-} + CrO4{2-} + H2O =>
3 PbO2 + 2 Cr(OH)4{-} + 5 OH{-} = 3 Pb(OH)3{-} + 2 CrO4{2-} + 2 H2O
C6H8O7 + NaClO2 = NaCl + H2O + CO2 =>
2 C6H8O7 + 9 NaClO2 = 9 NaCl + 8 H2O + 12 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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