| Équations équilibrées la veille | Équations équilibrées le lendemain |
V2O5 + 2 H2SO4 + C2H5OH = 2 VOSO4 + 3 H2O + C2H4O
Ba + Fe(NO3)3 = Fe + Ba(NO3)3 =>
Ba + Fe(NO3)3 = Fe + Ba(NO3)3
FeS2 + O3 = Fe2O3 + SO2 =>
6 FeS2 + 11 O3 = 3 Fe2O3 + 12 SO2
CH3(CH2)2CH2(g) + O2(g) = CO2(g) + H2O(g) =>
4 CH3(CH2)2CH2(g) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
KI(aq) + Cl2(g) = I2(s) + KCl(aq) =>
2 KI(aq) + Cl2(g) = I2(s) + 2 KCl(aq)
Mn2O7 + C = CO2 + MnO =>
2 Mn2O7 + 5 C = 5 CO2 + 4 MnO
BeCl2 + KOH = K2[Be(OH)4] + KCl =>
BeCl2 + 4 KOH = K2[Be(OH)4] + 2 KCl
CuSO4 + KOH = CuO + KSO4 + H2 =>
2 CuSO4 + 2 KOH = 2 CuO + 2 KSO4 + H2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
FeO4 + NaClO = FeO4ClO + Na =>
FeO4 + NaClO = FeO4ClO + Na
Ce + Fe + Ge = Ce3Fe2Ge7 =>
3 Ce + 2 Fe + 7 Ge = Ce3Fe2Ge7
Na3PO4(aq) + Zn(NO3)2 = NaNO3(aq) + Zn3(PO4)2(s) =>
2 Na3PO4(aq) + 3 Zn(NO3)2 = 6 NaNO3(aq) + Zn3(PO4)2(s)
H2S + WO3 = WO2 + SO2 + H2 =>
H2S + 2 WO3 = 2 WO2 + SO2 + H2
Ni(s) + Pb(NO3)2(ac) = Pb(s) + Ni(NO3)2(ac) =>
Ni(s) + Pb(NO3)2(ac) = Pb(s) + Ni(NO3)2(ac)
HNO3(aq) + NaHCO3 = NaNO3 + H2CO3 =>
HNO3(aq) + NaHCO3 = NaNO3 + H2CO3
Ce2 + O2 = Ce2O2 =>
Ce2 + O2 = Ce2O2
CH2OHCHOHCH2OH + HNO3 = CH2ONO2CHONO2CH2ONO2 + H2O =>
CH2OHCHOHCH2OH + 3 HNO3 = CH2ONO2CHONO2CH2ONO2 + 3 H2O
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
H2C{-}CH2 + Br2 = BrH2C{-}CH2Br =>
2 H2C{-}CH2 + Br2 = 2 BrH2C{-}CH2Br
Fe + SCN + H2O = (Fe(SCN)3(H2O)3) =>
Fe + 3 SCN + 3 H2O = (Fe(SCN)3(H2O)3)
HNO3(aq) + Ba(s) = Ba(NO3)2(aq) + H2 =>
2 HNO3(aq) + Ba(s) = Ba(NO3)2(aq) + H2
CaCO3(s) + H2O(l) + CO2(g) = Ca{2+}(aq) + HCO3({-}) =>
CaCO3(s) + H2O(l) + CO2(g) = Ca{2+}(aq) + 2 HCO3({-})
CH3OH + NaClO4 = CO2 + H2O + NaCl =>
4 CH3OH + 3 NaClO4 = 4 CO2 + 8 H2O + 3 NaCl
HSiO2 + Fe2O3 = Fe(SiO2)3 + H2O =>
6 HSiO2 + Fe2O3 = 2 Fe(SiO2)3 + 3 H2O
Al2(SO4)3 + KOH + H2O = K[Al(OH)4(H2O)2] + K2SO4 =>
Al2(SO4)3 + 8 KOH + 4 H2O = 2 K[Al(OH)4(H2O)2] + 3 K2SO4
Da2O3 + CCl4 = CO2 + DaCl3 =>
2 Da2O3 + 3 CCl4 = 3 CO2 + 4 DaCl3
Mg(OH)2 + C6H8O7 = Mg3C12H10O14 + H2O =>
3 Mg(OH)2 + 2 C6H8O7 = Mg3C12H10O14 + 6 H2O
Na3[Al(OH)6] + NH4Cl = Al(OH)3 + NH3*H2O + NaCl =>
Na3[Al(OH)6] + 3 NH4Cl = Al(OH)3 + 3 NH3*H2O + 3 NaCl
Na2HCO3 + HCl = NaH + ClCO3 =>
Na2HCO3 + HCl = 2 NaH + ClCO3
HC2H3O2 + (CaOH)2 = (CaC2H3O2)2 + H2O =>
2 HC2H3O2 + (CaOH)2 = (CaC2H3O2)2 + 2 H2O
Li + Cu(SO4) = LiSO4 + Cu =>
Li + Cu(SO4) = LiSO4 + Cu
Al(SO4){-2} + Na(OH){-} = Al(OH){-} + Na(SO4){-2} =>
Al(SO4){-2} + Na(OH){-} = Al(OH){-} + Na(SO4){-2}
Pb(C2H3O2)2 + Na2SO4 = Pb(SO4) + NaC2H3O2 =>
Pb(C2H3O2)2 + Na2SO4 = Pb(SO4) + 2 NaC2H3O2
Fe2O3 + CaCl2 = CaO + FeCl3 =>
Fe2O3 + 3 CaCl2 = 3 CaO + 2 FeCl3
Na2HCO3 + HCl = NaH + ClCO3 =>
Na2HCO3 + HCl = 2 NaH + ClCO3
Li2O + Ca(OH)2 = LiOH + CaO =>
Li2O + Ca(OH)2 = 2 LiOH + CaO
NaClO4 + C12H22O11 = CO + H2O + NaCl =>
3 NaClO4 + C12H22O11 = 12 CO + 11 H2O + 3 NaCl
CuNH3 + Mg + HCl = CuCl + H2 + N3Mg =>
3 CuNH3 + Mg + 3 HCl = 3 CuCl + 6 H2 + N3Mg
Al(SO4){-2} + Na(OH){-} = Al(OH){-} + Na(SO4){-2} =>
Al(SO4){-2} + Na(OH){-} = Al(OH){-} + Na(SO4){-2}
Al*H2O + KOH + H2C2O4 = K3[Al(C2O4)3]*3H2O + CO + H2O =>
2 Al*H2O + 6 KOH + 9 H2C2O4 = 2 K3[Al(C2O4)3]*3H2O + 6 CO + 8 H2O
MgCl2 + H2SO4 = MgSO4 + H2Cl2 =>
MgCl2 + H2SO4 = MgSO4 + H2Cl2
CN2OH4 + O2 = CO2 + H2O + N2 =>
2 CN2OH4 + 3 O2 = 2 CO2 + 4 H2O + 2 N2
Pb + HNO3 = Pb(NO3)2 + NO + HOH =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 HOH
Fe2O3 + H2 = H2O + FeO =>
Fe2O3 + H2 = H2O + 2 FeO
FeO + SiO2 = Fe2SiO4 =>
2 FeO + SiO2 = Fe2SiO4
C16H14 + O2 = H2O + CO2 =>
2 C16H14 + 39 O2 = 14 H2O + 32 CO2
C15HO5 + O2 = CO2 + H2O =>
4 C15HO5 + 51 O2 = 60 CO2 + 2 H2O
Mn{+2} + Na2O2 + H{+} = MnO4{-} + Na{+} + H2O =>
2 Mn{+2} + 5 Na2O2 + 4 H{+} = 2 MnO4{-} + 10 Na{+} + 2 H2O
C4H6O4 + MeOH = C4H4O4Me2 + H2O =>
C4H6O4 + 2 MeOH = C4H4O4Me2 + 2 H2O
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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