| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 KBr + 2 KMnO4 + 8 H2SO4 = 5 Br2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
KBr + H2SO4 + MnO2 = KHSO4 + MnSO4 + H2O + Br2 =>
2 KBr + 3 H2SO4 + MnO2 = 2 KHSO4 + MnSO4 + 2 H2O + Br2
KNO2 + Al + H2O + KOH = NH3 + KAlO2 =>
KNO2 + 2 Al + H2O + KOH = NH3 + 2 KAlO2
Ca + Br2 = CaBr2 =>
Ca + Br2 = CaBr2
La(NO3)36H2O + (CH3COO)2CO4H2O + (CH3COO)2Mn4H2O = LaCOMnO3 + CO2 + NO2 + H2O =>
20 La(NO3)36H2O + 129(CH3COO)2CO4H2O + 5(CH3COO)2Mn4H2O = 20 LaCOMnO3 + 645 CO2 + 720 NO2 + 556 H2O
NH3 + H2S = (NH4)2S =>
2 NH3 + H2S = (NH4)2S
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
I5{-} + S2O3{2-} = S4O6{2-} + I{-} =>
I5{-} + 4 S2O3{2-} = 2 S4O6{2-} + 5 I{-}
HCl + Fe(OH)3 = FeCl3 + H2O =>
3 HCl + Fe(OH)3 = FeCl3 + 3 H2O
K3PO4 + HCl = KCl + H3PO4 =>
K3PO4 + 3 HCl = 3 KCl + H3PO4
KCl + AgNO3 = AgCl + NO3{-} + K{+} =>
KCl + AgNO3 = AgCl + NO3{-} + K{+}
Fe(OH)3 + H{+} = Fe{+3} + H2O =>
Fe(OH)3 + 3 H{+} = Fe{+3} + 3 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
HO2 + Cr(OH)3 = CrO4 + OH =>
4 HO2 + Cr(OH)3 = CrO4 + 7 OH
C + HNO3 = CO2 + NO + H2O =>
3 C + 4 HNO3 = 3 CO2 + 4 NO + 2 H2O
AL(OH)3 + HCl = ALCl3 + H2O =>
AL(OH)3 + 3 HCl = ALCl3 + 3 H2O
HCl + K = KCl + H2 =>
2 HCl + 2 K = 2 KCl + H2
BaCl2 + Na3PO4 = Ba3(PO4)2 + NaCl =>
3 BaCl2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaCl
KCl + AgNO3 = AgCl + NO3{-} + K{+} =>
KCl + AgNO3 = AgCl + NO3{-} + K{+}
La(NO3)36H2O + (CH3COO)2CO4H2O + (CH3COO)2Mn4H2O = LaCOMnO3 + CO2 + NO2 + H2O =>
20 La(NO3)36H2O + 129(CH3COO)2CO4H2O + 5(CH3COO)2Mn4H2O = 20 LaCOMnO3 + 645 CO2 + 720 NO2 + 556 H2O
HNO3 + Ag = NO + AgNO3 + H2O =>
4 HNO3 + 3 Ag = NO + 3 AgNO3 + 2 H2O
Mn(OH)2 + O2 + H2O = Mn(OH)4 =>
2 Mn(OH)2 + O2 + 2 H2O = 2 Mn(OH)4
Se + Cr(OH)3 = Cr + SeO3 + H2O =>
Se + 2 Cr(OH)3 = 2 Cr + SeO3 + 3 H2O
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
Mn(OH)2 + H{+} = Mn{+2} + H2O =>
Mn(OH)2 + 2 H{+} = Mn{+2} + 2 H2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
HNO3 + Cu = NO + Cu(NO3)2 + H2O =>
8 HNO3 + 3 Cu = 2 NO + 3 Cu(NO3)2 + 4 H2O
BaCO3 + H{+} = Ba{+2} + CO2 + H2O =>
BaCO3 + 2 H{+} = Ba{+2} + CO2 + H2O
NaBrO + HBrO + H2O = NaBr2O2 + H3O =>
NaBrO + HBrO + H2O = NaBr2O2 + H3O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Sb2S3 + HCl = SbCl3 + H2S =>
Sb2S3 + 6 HCl = 2 SbCl3 + 3 H2S
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
La(NO3)36H2O + (CH3COO)2CO4H2O + (CH3COO)2Mn4H2O = LaCOMnO3 + CO2 + NO2 + H2O =>
20 La(NO3)36H2O + 129(CH3COO)2CO4H2O + 5(CH3COO)2Mn4H2O = 20 LaCOMnO3 + 645 CO2 + 720 NO2 + 556 H2O
PdCl2 + HNO3 = Pd(NO3)2 + HCl =>
PdCl2 + 2 HNO3 = Pd(NO3)2 + 2 HCl
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
Mn(OH)2 + H2O2 = MnO2 + H2O =>
Mn(OH)2 + H2O2 = MnO2 + 2 H2O
BiO3 + Te = Bi2Te3 + O =>
2 BiO3 + 3 Te = Bi2Te3 + 6 O
Al + MnO2 = Mn + Al2O3 =>
4 Al + 3 MnO2 = 3 Mn + 2 Al2O3
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
Co{+2} + NH3 = Co(NH3)6{+2} =>
Co{+2} + 6 NH3 = Co(NH3)6{+2}
KMnO4 + N2H4 + H2SO4 = MnSO4 + K2SO4 + N2 + H2O =>
4 KMnO4 + 5 N2H4 + 6 H2SO4 = 4 MnSO4 + 2 K2SO4 + 5 N2 + 16 H2O
Co(NH3)6{+2} + SCN{-} = Co(SCN)4{-2} + NH3 =>
Co(NH3)6{+2} + 4 SCN{-} = Co(SCN)4{-2} + 6 NH3
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
Cu(NH3)4{+2} + I{-} = CuI2 + NH3 =>
Cu(NH3)4{+2} + 2 I{-} = CuI2 + 4 NH3
CuCO3(s) = CuO(s) + CO2(g) =>
CuCO3(s) = CuO(s) + CO2(g)
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
H2O + CO = C2H + O2 =>
2 H2O + 8 CO = 4 C2H + 5 O2
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/04/13
Équations équilibrées sur12/04/12
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