| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Pb + 2 Fe{3+} = 3 Pb{2+} + 2 Fe
H2SiCl2 + NaOH = NaSiO3 + NaCl + H2 =>
2 H2SiCl2 + 6 NaOH = 2 NaSiO3 + 4 NaCl + 5 H2
HgI4{2-} + KI = HgI5{3-} + K{+} =>
HgI4{2-} + KI = HgI5{3-} + K{+}
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
FeSO4 + KClO3 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + Cl2 =>
10 FeSO4 + 2 KClO3 + 6 H2SO4 = 5 Fe2(SO4)3 + 6 H2O + K2SO4 + Cl2
NaCl{-} + AgNO3 = AgCl{-} + NaNO3 =>
NaCl{-} + AgNO3 = AgCl{-} + NaNO3
FeCl3 + C7H6O3 = Fe(C7H6O3)3 + Cl =>
FeCl3 + 3 C7H6O3 = Fe(C7H6O3)3 + 3 Cl
H{+} + IO3{-}(aq) + Br{-}(aq) = Br2(l) + IBr(s) + H2O =>
6 H{+} + IO3{-}(aq) + 5 Br{-}(aq) = 2 Br2(l) + IBr(s) + 3 H2O
Al + Ni(NO3)2 = Ni + AlNO3 =>
2 Al + Ni(NO3)2 = Ni + 2 AlNO3
K + AgCl = Ag + KCl =>
K + AgCl = Ag + KCl
H2TeO3 + SnCl2 + HCl = SnTe2 + SnCl4 + H2O =>
2 H2TeO3 + 6 SnCl2 + 8 HCl = SnTe2 + 5 SnCl4 + 6 H2O
C3H7O3H + O2 = CO2 + H2O =>
2 C3H7O3H + 7 O2 = 6 CO2 + 8 H2O
NaOH + H2CO3 = Na2(CO3) + H2O =>
2 NaOH + H2CO3 = Na2(CO3) + 2 H2O
K + H2SO4 = SO4K + H2 =>
K + H2SO4 = SO4K + H2
C6H12O6(s) + O2(g) = CO2(g) + H2O(liq) =>
C6H12O6(s) + 6 O2(g) = 6 CO2(g) + 6 H2O(liq)
Cu2S = Cu + S =>
Cu2S = 2 Cu + S
OH{-} + CrO2{-} = CrO4{2-} + e + H2O =>
4 OH{-} + CrO2{-} = CrO4{2-} + 3e + 2 H2O
KMnO4 + HCOOH = KHCO3 + CO2 + MnO2 + HOH =>
2 KMnO4 + 3 HCOOH = 2 KHCO3 + CO2 + 2 MnO2 + 2 HOH
K + H2SO4 = SO4K + H2 =>
K + H2SO4 = SO4K + H2
C5H6N2 + O2 = CO2 + H2O + HNO3 =>
C5H6N2 + 9 O2 = 5 CO2 + 2 H2O + 2 HNO3
Zn + VO3{+} + H{+} = Zn{+2} + V{+2} + H2O =>
5 Zn + 2 VO3{+} + 12 H{+} = 5 Zn{+2} + 2 V{+2} + 6 H2O
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
Ca + HNO3 = N2O + Ca(NO3) + H2O =>
8 Ca + 10 HNO3 = N2O + 8 Ca(NO3) + 5 H2O
NaBr + Fe(NO3)3 = FeBr3 + NaNO3 =>
3 NaBr + Fe(NO3)3 = FeBr3 + 3 NaNO3
Na3PO4 + KOH = NaOH + K3PO4 = =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
H2SO4 + Fe + KSCN = Fe(SCN)3 + KSO4 + H2 =>
3 H2SO4 + Fe + 3 KSCN = Fe(SCN)3 + 3 KSO4 + 3 H2
NaC6H7O7 = NaOH + C6H6O6 =>
NaC6H7O7 = NaOH + C6H6O6
IO3{-} + P4 + OH{-} = PO4{3-} + I{-} + H2O =>
10 IO3{-} + 3 P4 + 36 OH{-} = 12 PO4{3-} + 10 I{-} + 18 H2O
Mg(s) + CuSO4(aq) = MgSO4(s) + Cu2(aq) =>
2 Mg(s) + 2 CuSO4(aq) = 2 MgSO4(s) + Cu2(aq)
Sb + F2 = Sb2F4 =>
2 Sb + 2 F2 = Sb2F4
K + H2SO4 = SO4K + H2 =>
K + H2SO4 = SO4K + H2
Sb2S3 + Sb4O6 = SbS + O2 =>
4 Sb2S3 + Sb4O6 = 12 SbS + 3 O2
CuO = Cu + O =>
CuO = Cu + O
H2O + NO3 + Al = OH{-} + NH3 + Al{3+} =>
6 H2O + NO3 + 3 Al = 9 OH{-} + NH3 + 3 Al{3+}
Hg + NO3{2-} + Cl{-} + H{+} = HgCl4{2-} + NO + H2O =>
Hg + NO3{2-} + 4 Cl{-} + 4 H{+} = HgCl4{2-} + NO + 2 H2O
EDTA + NaOH = NaEDTA + OH =>
EDTA + NaOH = NaEDTA + OH
WO + CO = W + CO2 =>
WO + CO = W + CO2
MgHCO3 + HCl = MgCl + H2O + CO2 =>
MgHCO3 + HCl = MgCl + H2O + CO2
C6H12O6 = CH3 + CH3OH + CO2 =>
5 C6H12O6 = 12 CH3 + 6 CH3OH + 12 CO2
(NH4)2 + C2O4(aq) + Al(ClO4)3(aq) = NH4ClO4(aq) + Al(C2O4)3(aq) =>
3(NH4)2 + 6 C2O4(aq) + 2 Al(ClO4)3(aq) = 6 NH4ClO4(aq) + 2 Al(C2O4)3(aq)
Ni + OH = NiOH2O =>
Ni + 2 OH = NiOH2O
I{-}(aq) + IO3{-}(aq) + H{+}(aq) = H2O + I2(aq) =>
5 I{-}(aq) + IO3{-}(aq) + 6 H{+}(aq) = 3 H2O + 3 I2(aq)
Mg + F = MgF =>
Mg + F = MgF
C7H14OH + O2 = CO2 + H2O =>
4 C7H14OH + 41 O2 = 28 CO2 + 30 H2O
CH4 + KMnO4 = H2O + CO + KMn =>
4 CH4 + 3 KMnO4 = 8 H2O + 4 CO + 3 KMn
Cu + HNO3 = NH4NO3 + H2O + CuNO3 =>
8 Cu + 10 HNO3 = NH4NO3 + 3 H2O + 8 CuNO3
H2Cr2O7 + H2O2 = CrO5 + H2O =>
H2Cr2O7 + 4 H2O2 = 2 CrO5 + 5 H2O
HCl + NiCl2 = HNi + Cl2Cl2 =>
4 HCl + 4 NiCl2 = 4 HNi + 3 Cl2Cl2
PbCl2(aq) + K2SO4(aq) = KCl(aq) + PbSO4 =>
PbCl2(aq) + K2SO4(aq) = 2 KCl(aq) + PbSO4
CuCl2(aq) + Mg(s) = MgCl2(aq) + Cu(g) =>
CuCl2(aq) + Mg(s) = MgCl2(aq) + Cu(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/09/23
Équations équilibrées sur01/08/23
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