| Équations équilibrées la veille |
C6H5CO2CH3 + HNO3 = C6H4CO2CH3NO2 + H2O
Al + Fe{3+}{+} = Al{3+} + Fe =>
Al + Fe{3+}{+} = Al{3+} + Fe
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cl2HgO6 + Na2Cr2O7 = Cl2Cr2O7 + Na2HgO6 =>
Cl2HgO6 + Na2Cr2O7 = Cl2Cr2O7 + Na2HgO6
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
I2 + I{-} = I3{-} =>
I2 + I{-} = I3{-}
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
ZnCl2 + AgC2H3O2 = Zn(C2H3O2)2 + AgCl =>
ZnCl2 + 2 AgC2H3O2 = Zn(C2H3O2)2 + 2 AgCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KAl(SO4)2 + NH4OH = Al(OH)3 + KNH4SO4 + (NH4)2SO4 =>
KAl(SO4)2 + 3 NH4OH = Al(OH)3 + KNH4SO4 + (NH4)2SO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
BaO + H2SO4 = BaSO4 + H2O =>
BaO + H2SO4 = BaSO4 + H2O
CaCl2 + K2Cr2O7 + H2O = CaCrO4 + KCl + HCl =>
2 CaCl2 + K2Cr2O7 + H2O = 2 CaCrO4 + 2 KCl + 2 HCl
NaHSO3 + HF = NaF + H2SO3 =>
NaHSO3 + HF = NaF + H2SO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al(s) + PbSO4(aq) = Al(SO4)3(aq) + Pb(s) =>
Al(s) + 3 PbSO4(aq) = Al(SO4)3(aq) + 3 Pb(s)
Hg2(NO3)2 + AlCl3 = HgCl + Al(NO3)3 =>
3 Hg2(NO3)2 + 2 AlCl3 = 6 HgCl + 2 Al(NO3)3
Al5 + O2 = Al2O3 =>
4 Al5 + 15 O2 = 10 Al2O3
(NH4)2C2O4 + KOH = NH4OH + K2C2O4 =>
(NH4)2C2O4 + 2 KOH = 2 NH4OH + K2C2O4
C3H7NO3 + O2 = CO2 + H2O + CH4N2O =>
2 C3H7NO3 + 5 O2 = 5 CO2 + 5 H2O + CH4N2O
Na(OH) + H3AsO4 = Na3AsO4 + H2O =>
3 Na(OH) + H3AsO4 = Na3AsO4 + 3 H2O
Na2S(aq) + AlCl3(aq) + H2O = Al(OH)3 + NaCl + H2S =>
3 Na2S(aq) + 2 AlCl3(aq) + 6 H2O = 2 Al(OH)3 + 6 NaCl + 3 H2S
C6H5SO3Na + NaOH = C6H5ONa + Na2SO3 + H2O =>
C6H5SO3Na + 2 NaOH = C6H5ONa + Na2SO3 + H2O
Hg3 + O2 = HgO =>
2 Hg3 + 3 O2 = 6 HgO
NaCl + HOCl = HCl + NaOCl =>
NaCl + HOCl = HCl + NaOCl
Ca(OH)2 + H3PO4(aq) = Ca3(PO4)2(s) + H2O =>
3 Ca(OH)2 + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 H2O
Li + CO2 + H2O = LiHCO3 + H3 =>
3 Li + 3 CO2 + 3 H2O = 3 LiHCO3 + H3
SiO2 + Mn = MnO + Si =>
SiO2 + 2 Mn = 2 MnO + Si
Pb(CH3CO2)2 + H2S = PbS + CH3CO2H =>
Pb(CH3CO2)2 + H2S = PbS + 2 CH3CO2H
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Li + Al(NO3)3 = LiNO3 + Al =>
3 Li + Al(NO3)3 = 3 LiNO3 + Al
FeOHSO4 + H2SO4 = Fe2(SO4)3 + H2O =>
2 FeOHSO4 + H2SO4 = Fe2(SO4)3 + 2 H2O
NaI + F2 = I2 + NaF =>
2 NaI + F2 = I2 + 2 NaF
NH4 + Cl2 = N2 + HCl =>
2 NH4 + 4 Cl2 = N2 + 8 HCl
Cu + F = CuF2 =>
Cu + 2 F = CuF2
KMnO4 + NaI + H2O = MnO2 + I2 + NaOH + KOH =>
2 KMnO4 + 6 NaI + 4 H2O = 2 MnO2 + 3 I2 + 6 NaOH + 2 KOH
AI + O2 = AIO3 =>
2 AI + 3 O2 = 2 AIO3
CrO42 + H = Cr2O72 + H2O =>
2 CrO42 + 24 H = Cr2O72 + 12 H2O
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