| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH2OH{-}CHOH{-}CHOH{-}CH2OH + 2 Na = 2 CH2ONa{-}CHONa{-}CH2ONa + H2
Na + SiO2 = NaSi + O2 =>
Na + SiO2 = NaSi + O2
C3H7NH2 + HCl = C3H7NH3Cl =>
C3H7NH2 + HCl = C3H7NH3Cl
Ar + O = Ar2O3 =>
2 Ar + 3 O = Ar2O3
CrBr3 + H2O2 + NaOH = Na2CrO4 + Br2 + H2O =>
2 CrBr3 + 6 H2O2 + 4 NaOH = 2 Na2CrO4 + 3 Br2 + 8 H2O
C8H10 = C6H6 + H2 =>
3 C8H10 = 4 C6H6 + 3 H2
Cu2O3 + C = Cu + CO =>
Cu2O3 + 3 C = 2 Cu + 3 CO
C3H6 + HI = C3H7I =>
C3H6 + HI = C3H7I
Sr + H2SO4 = SrSO4 + H2 =>
Sr + H2SO4 = SrSO4 + H2
K2CrO4 + NH3 = Cr2O3 + N2 + KOH + H2O =>
2 K2CrO4 + 2 NH3 = Cr2O3 + N2 + 4 KOH + H2O
C2H4(g) + H2O(g) = C2H5OH(g) =>
C2H4(g) + H2O(g) = C2H5OH(g)
MgO(s) + HCl(aq) = MgCl2(s) + H2O(l) =>
MgO(s) + 2 HCl(aq) = MgCl2(s) + H2O(l)
C + H = C3H8 =>
3 C + 8 H = C3H8
Al(s) + KOH(aq) + H2O = K{+}(aq) + Al(OH)4{-}(aq) + H2(g) =>
2 Al(s) + 2 KOH(aq) + 6 H2O = 2 K{+}(aq) + 2 Al(OH)4{-}(aq) + 3 H2(g)
Fe2O3 + S = Fe + SO2 =>
2 Fe2O3 + 3 S = 4 Fe + 3 SO2
Na[Cr(OH)4] + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 Na[Cr(OH)4] + 3 Br2 + 8 NaOH = 2 Na2CrO4 + 6 NaBr + 8 H2O
H{+} + H3PO2 + Cr2O7{2-} = H3PO4 + Cr{3+} + H2O =>
16 H{+} + 3 H3PO2 + 2 Cr2O7{2-} = 3 H3PO4 + 4 Cr{3+} + 8 H2O
NaHCO3 + HC1 = NaC1 + H2CO3 =>
NaHCO3 + HC1 = NaC1 + H2CO3
H3PO4 + HBr = H3P + Br2 + H2O =>
H3PO4 + 8 HBr = H3P + 4 Br2 + 4 H2O
Cl + MgI2 = I2 + Cl2Mg =>
2 Cl + MgI2 = I2 + Cl2Mg
CaOCl2 = Ca(ClO3)2 + CaCl2 =>
6 CaOCl2 = Ca(ClO3)2 + 5 CaCl2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Na2CO3 + K2CO3 + Nb2O5 = NaKNb2O6 + CO2 =>
Na2CO3 + K2CO3 + 2 Nb2O5 = 2 NaKNb2O6 + 2 CO2
NO3 = NO + O2 =>
NO3 = NO + O2
Fe + KNO3 + KOH = K2FeO4 + KNO2 + H2O =>
Fe + 3 KNO3 + 2 KOH = K2FeO4 + 3 KNO2 + H2O
Na3[Al(C2O4)3]*5H2O + MgSO4*7H2O = NaMg[Al(C2O4)3]*8H2O + Na2SO4 + H2O =>
Na3[Al(C2O4)3]*5H2O + MgSO4*7H2O = NaMg[Al(C2O4)3]*8H2O + Na2SO4 + 4 H2O
Na2SO3 + HBr = NaBr + H2SO3 =>
Na2SO3 + 2 HBr = 2 NaBr + H2SO3
H2O + CO2 = O2 + C6H12O =>
12 H2O + 12 CO2 = 17 O2 + 2 C6H12O
Fe(NO3)2 + HCl = FeCl2 + H(NO3) =>
Fe(NO3)2 + 2 HCl = FeCl2 + 2 H(NO3)
CoSO4*7H2O + NH4SCN + HgCl2 = Hg(Co(SCN)4) + NH4Cl + (NH4)2SO4 + H2O =>
CoSO4*7H2O + 4 NH4SCN + HgCl2 = Hg(Co(SCN)4) + 2 NH4Cl + (NH4)2SO4 + 7 H2O
FeSO4 + KClO3 + KOH = K2FeO4 + KCl + K2SO4 + H2O =>
3 FeSO4 + 2 KClO3 + 12 KOH = 3 K2FeO4 + 2 KCl + 3 K2SO4 + 6 H2O
NaNo3 + H3Po4 = Na3Po4 + HNo3 =>
3 NaNo3 + H3Po4 = Na3Po4 + 3 HNo3
HfCl4 + H2O = HfOCl2 + HCl =>
HfCl4 + H2O = HfOCl2 + 2 HCl
K + Cl + O = KClO4 =>
K + Cl + 4 O = KClO4
Mg(s) + O2(g) = MgO =>
2 Mg(s) + O2(g) = 2 MgO
Ba + OH = Ba(OH)2 =>
Ba + 2 OH = Ba(OH)2
Zn + OH{-} = ZnO + H2O + {-} =>
Zn + 2 OH{-} = ZnO + H2O + 2e
Al + Cl + O2 = Al(ClO3)3 =>
2 Al + 6 Cl + 9 O2 = 2 Al(ClO3)3
CuCl + HNO3 = Cu(NO3)2 + HCl + NO2 + H2O =>
CuCl + 3 HNO3 = Cu(NO3)2 + HCl + NO2 + H2O
FeCO3(s) + H2CO3(aq) = Fe(HCO3)2(aq) =>
FeCO3(s) + H2CO3(aq) = Fe(HCO3)2(aq)
Co(CN)6{4-} + O2 + H2O = Co(CN)6{3-} + OH{-} =>
4 Co(CN)6{4-} + O2 + 2 H2O = 4 Co(CN)6{3-} + 4 OH{-}
H + NO3 = HNO3 =>
H + NO3 = HNO3
CoAsS + O2 = SO2 + CoO + As2O3 =>
4 CoAsS + 9 O2 = 4 SO2 + 4 CoO + 2 As2O3
Mg2 + F = MgF2 =>
Mg2 + 4 F = 2 MgF2
Na2CO3 + HF = NaF + H2CO3 =>
Na2CO3 + 2 HF = 2 NaF + H2CO3
Na + H2S = Na2S + H2 =>
2 Na + H2S = Na2S + H2
N{2+} + H{2+} = NH{4+} =>
N{2+} + H{2+} = NH{4+}
C2H6 + Br2 = C2Br6 + HBr =>
C2H6 + 6 Br2 = C2Br6 + 6 HBr
Co + FeCl2 = CoCl2 + Fe =>
Co + FeCl2 = CoCl2 + Fe
P + F2 = P2F5 =>
4 P + 5 F2 = 2 P2F5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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