| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NH4Cl + NaOH = NaCl + H2ONH3 =>
NH4Cl + NaOH = NaCl + H2ONH3
Cr(OH)3 + H2SO4 = (CrOH)SO4 + H2O =>
Cr(OH)3 + H2SO4 = (CrOH)SO4 + 2 H2O
Fe(s) + O(g) = Fe(O)2(s) =>
Fe(s) + 2 O(g) = Fe(O)2(s)
Cr(NO3)3 + Zn = Cr2 + Zn(NO3)2 =>
2 Cr(NO3)3 + 3 Zn = Cr2 + 3 Zn(NO3)2
Na2CO3 + FeCr2O6 + O2 = Fe2O3 + Na2CrO4 + CO2 =>
8 Na2CO3 + 4 FeCr2O6 + 3 O2 = 2 Fe2O3 + 8 Na2CrO4 + 8 CO2
Ca + FeO3 = CaO + Fe =>
3 Ca + FeO3 = 3 CaO + Fe
K2Cr2O7 + KOH + Na2SO3 + H2O = K3[Cr(OH)6] + Na2SO4 =>
K2Cr2O7 + 4 KOH + 3 Na2SO3 + 4 H2O = 2 K3[Cr(OH)6] + 3 Na2SO4
SO4 + H{+} + Pb = Pb{2+} + SO2 + H2O =>
SO4 + 4 H{+} + 2 Pb = 2 Pb{2+} + SO2 + 2 H2O
KMnO4 + FeSO4*7H2O + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 10 FeSO4*7H2O + 8 H2SO4 = 5 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 78 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Na2CO3 + FeCr2O6 + O2 = Fe2O3 + Na2CrO4 + CO2 =>
8 Na2CO3 + 4 FeCr2O6 + 3 O2 = 2 Fe2O3 + 8 Na2CrO4 + 8 CO2
Co(IO3)2 + Fe2(OOCCOO)3 = Co(OOCCOO) + Fe(IO3)3 =>
3 Co(IO3)2 + Fe2(OOCCOO)3 = 3 Co(OOCCOO) + 2 Fe(IO3)3
C13H28 + O2 = CO2 + H2O =>
C13H28 + 20 O2 = 13 CO2 + 14 H2O
ZnCl2 + H2O = ZnO + HCl =>
ZnCl2 + H2O = ZnO + 2 HCl
HCl + Na2SIO3 = H2SIO3 + NaCl =>
2 HCl + Na2SIO3 = H2SIO3 + 2 NaCl
Au2S3 = Au + S =>
Au2S3 = 2 Au + 3 S
C4H8O + Ag{+} + OH{-} = Ag + H2O + C4H7O2 =>
C4H8O + 3 Ag{+} + 3 OH{-} = 3 Ag + 2 H2O + C4H7O2
C2H5OH + PBr5 = C2H5Br + POBr3 + HBr =>
C2H5OH + PBr5 = C2H5Br + POBr3 + HBr
NaHO + H2CO3 = Na2CO3 + H2O =>
2 NaHO + H2CO3 = Na2CO3 + 2 H2O
K2S4O6 + Cl2 + NaOH = Na2SO4 + NaCl + KCl + H2O =>
K2S4O6 + 7 Cl2 + 20 NaOH = 4 Na2SO4 + 12 NaCl + 2 KCl + 10 H2O
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
MnO4{-} + HNO2 + H = Mn2{+} + NO3{-} + H2O =>
2 MnO4{-} + 3 HNO2 + 7 H = Mn2{+} + 3 NO3{-} + 5 H2O
P4(s) + Cl = PCl5(aq) =>
P4(s) + 20 Cl = 4 PCl5(aq)
K2CO3(aq) + Pb(NO3)2(aq) = KNO3(aq) + PbCO3(s) =>
K2CO3(aq) + Pb(NO3)2(aq) = 2 KNO3(aq) + PbCO3(s)
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
H3PO2NaOH = NaH2PO2H2O =>
H3PO2NaOH = NaH2PO2H2O
NO2 + O3 = N2O5 =>
6 NO2 + O3 = 3 N2O5
CaO + Cu(NO3)2 = CuO + Ca(NO3)2 =>
CaO + Cu(NO3)2 = CuO + Ca(NO3)2
Ta + K2CrO4 + H2SO4 = Ta2(SO4)5 + K2SO4 + Cr2(SO4)3 + H2O =>
6 Ta + 10 K2CrO4 + 40 H2SO4 = 3 Ta2(SO4)5 + 10 K2SO4 + 5 Cr2(SO4)3 + 40 H2O
Mg(OH)2*3MgCO3 + HCl = MgCl2 + H2O + CO2 =>
Mg(OH)2*3MgCO3 + 8 HCl = 4 MgCl2 + 5 H2O + 3 CO2
FeCl2 + K2O = KCl + FeO =>
FeCl2 + K2O = 2 KCl + FeO
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
H{+} + CH3CH2OH + MnO4{-} = CH3COOH + Mn2{+} + H2O =>
12 H{+} + 13 CH3CH2OH + 8 MnO4{-} = 13 CH3COOH + 4 Mn2{+} + 19 H2O
K2CrO4 + KH2PO2 + H2O = Cr(OH)3 + K3PO4 + KOH =>
4 K2CrO4 + 3 KH2PO2 + 4 H2O = 4 Cr(OH)3 + 3 K3PO4 + 2 KOH
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
Cu(SCN)2 + Na2SO3 + H2O = CuSCN + Na2SO4 + HSCN =>
2 Cu(SCN)2 + Na2SO3 + H2O = 2 CuSCN + Na2SO4 + 2 HSCN
C6H6N6O6 + O2 = CO2 + H2O + N2 =>
2 C6H6N6O6 + 9 O2 = 12 CO2 + 6 H2O + 6 N2
Na + Ar = Na2Ar =>
2 Na + Ar = Na2Ar
La(HCO3)3 + H2SO4 = La2(SO4)3 + H2O + CO2 =>
2 La(HCO3)3 + 3 H2SO4 = La2(SO4)3 + 6 H2O + 6 CO2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
NaHCO3(aq) + NaCl(aq) = Na2CO3(aq) + HCl(aq) =>
NaHCO3(aq) + NaCl(aq) = Na2CO3(aq) + HCl(aq)
Zn + SO4 = ZnSO4 =>
Zn + SO4 = ZnSO4
Ce + oxygen = CeO =>
2 Ce + O2 = 2 CeO
KClO3 + SO2 + KOH = KCl + K2SO4 + H2O =>
KClO3 + 3 SO2 + 6 KOH = KCl + 3 K2SO4 + 3 H2O
NaIO3 + SO2 + H2O = I2 + NaSO4 + H2SO4 =>
2 NaIO3 + 4 SO2 + 2 H2O = I2 + 2 NaSO4 + 2 H2SO4
S{-2} + Br2 = S + Br{-} =>
S{-2} + Br2 = S + 2 Br{-}
FeBr3 + AgNO3 = AgBr + FeN3O9 =>
FeBr3 + 3 AgNO3 = 3 AgBr + FeN3O9
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/01/25
Équations équilibrées sur01/31/24
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