| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O7{2-} + 14 H{+} + 6 Fe{2+} = 2 Cr{3+} + 7 H2O + 6 Fe{3+}
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
Cr2O7{2-} + H{+} + Fe{2+} = Cr{3+} + H2O + Fe{3+} =>
Cr2O7{2-} + 14 H{+} + 6 Fe{2+} = 2 Cr{3+} + 7 H2O + 6 Fe{3+}
PbCO3 + HNO3 = Pb(NO3)2 + CO2 + H2O =>
PbCO3 + 2 HNO3 = Pb(NO3)2 + CO2 + H2O
NaOH + SrCl2 = NaCl + Sr(OH)2 =>
2 NaOH + SrCl2 = 2 NaCl + Sr(OH)2
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
NAOH = NA + OH =>
NAOH = NA + OH
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
P2O3 + O2 = P2O5 =>
P2O3 + O2 = P2O5
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cr{3+} + Br2 + OH{-} = CrO4{2-} + Br{-} + H2O =>
2 Cr{3+} + 3 Br2 + 16 OH{-} = 2 CrO4{2-} + 6 Br{-} + 8 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Pb(IO3)2 + NaOH = PbOH + Na(IO3)2 =>
Pb(IO3)2 + NaOH = PbOH + Na(IO3)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
CuSO4*H2O = CuSO4 + H2O =>
CuSO4*H2O = CuSO4 + H2O
ZN + NaOH = Na2ZNO2 + H2 =>
ZN + 2 NaOH = Na2ZNO2 + H2
CH4 + O3 = CO2 + H2O =>
3 CH4 + 4 O3 = 3 CO2 + 6 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
C4H8 + H2 = C4H10 =>
C4H8 + H2 = C4H10
AgNO3 + Ca = CaNO3 + Ag =>
AgNO3 + Ca = CaNO3 + Ag
P4 + Br2 + H2O = H3PO4 + HBr =>
P4 + 10 Br2 + 16 H2O = 4 H3PO4 + 20 HBr
C4H8 + H2 = C4H10 =>
C4H8 + H2 = C4H10
Pb(NO3)2 + FeCl3 = Fe(NO3)3(aq) + PbCl2(s) =>
3 Pb(NO3)2 + 2 FeCl3 = 2 Fe(NO3)3(aq) + 3 PbCl2(s)
Fe(NO3)2 + NaOH = Fe(OH)2(s) + NaNO3(aq) =>
Fe(NO3)2 + 2 NaOH = Fe(OH)2(s) + 2 NaNO3(aq)
ZnCO3 + HClO3 = H2O + Zn(ClO3)2 + CO2 =>
ZnCO3 + 2 HClO3 = H2O + Zn(ClO3)2 + CO2
Ag2SO4 + NaCl = Na2SO4 + AgCl =>
Ag2SO4 + 2 NaCl = Na2SO4 + 2 AgCl
H20 + SO4 = H2SO4 =>
H20 + 10 SO4 = 10 H2SO4
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
CuSO4(aq) + CrCl3(aq) = CuCl2(aq) + Cr2(SO4)3(aq) =>
3 CuSO4(aq) + 2 CrCl3(aq) = 3 CuCl2(aq) + Cr2(SO4)3(aq)
S + O3 = SO3 =>
S + O3 = SO3
Ba + HCl = BaCl + H =>
Ba + HCl = BaCl + H
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
(NH4)2SO4(aq) + Ca(C2H3O2)2(aq) = NH4C2H3O2(s) + CaSO4(s) =>
(NH4)2SO4(aq) + Ca(C2H3O2)2(aq) = 2 NH4C2H3O2(s) + CaSO4(s)
C17H35COOCH3 + O2 = CO2 + H2O =>
2 C17H35COOCH3 + 55 O2 = 38 CO2 + 38 H2O
CH3CH2OH + K2CrO4 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2OH + 4 K2CrO4 + 10 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 4 K2SO4 + 13 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Ag2SO4 + Mg = MgSO4 + Ag =>
Ag2SO4 + Mg = MgSO4 + 2 Ag
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
H2SiO3 + Ba(OH)2 = BaSiO3 + H2O =>
H2SiO3 + Ba(OH)2 = BaSiO3 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca(HCO3)2 + HBr = CaBr2 + H2O + CO2 =>
Ca(HCO3)2 + 2 HBr = CaBr2 + 2 H2O + 2 CO2
Ag2SO4 + NaCl = Na2SO4 + AgCl =>
Ag2SO4 + 2 NaCl = Na2SO4 + 2 AgCl
CaBr2(aq) + Na2SO4(aq) = NaBr + CaSO4 =>
CaBr2(aq) + Na2SO4(aq) = 2 NaBr + CaSO4
HC2H3O2 + Mg = Mg(C2H3O2)2 + H2 =>
2 HC2H3O2 + Mg = Mg(C2H3O2)2 + H2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/20/17
Équations équilibrées sur10/20/16
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