| Équations équilibrées la veille |
2 C5H9COOH + 15 O2 = 12 CO2 + 10 H2O
C6H12O6 + H2O = CO2 + H2 =>
C6H12O6 + 6 H2O = 6 CO2 + 12 H2
HI + Ca(OH)2 = CaI2 + H2O =>
2 HI + Ca(OH)2 = CaI2 + 2 H2O
CaCO3 + HCl = CaCl2 + HCO3 + H2 =>
2 CaCO3 + 4 HCl = 2 CaCl2 + 2 HCO3 + H2
NaHCO3 = O2 + H2O + Na2C2O4 =>
4 NaHCO3 = O2 + 2 H2O + 2 Na2C2O4
Cr2(SO4)2 + Br2 + NaOH = Na2SO4 + Na2CrO4 + NaBr + H2O =>
Cr2(SO4)2 + 4 Br2 + 16 NaOH = 2 Na2SO4 + 2 Na2CrO4 + 8 NaBr + 8 H2O
CuOH + HNO3 = CuNO3 + HOH =>
CuOH + HNO3 = CuNO3 + HOH
KBr + H2SO4 = Br2 + SO2 + H2O + K2O =>
2 KBr + H2SO4 = Br2 + SO2 + H2O + K2O
Ag2O + H2O = Ag + OH =>
Ag2O + H2O = 2 Ag + 2 OH
C6H12O6 + Cr2O7{2-} + H2O = Cr(OH)3 + OH{-} + HCO3{-} =>
C6H12O6 + 4 Cr2O7{2-} + 10 H2O = 8 Cr(OH)3 + 2 OH{-} + 6 HCO3{-}
C7H5NaO3 + C4H6CoO4 = C14H10CoO6 + NaOH + H2O =>
10 C7H5NaO3 + 7 C4H6CoO4 = 7 C14H10CoO6 + 10 NaOH + 6 H2O
CuO + N2 = Cu + N2O =>
CuO + N2 = Cu + N2O
H2C3H2O4 + KOH = H2O + KHC3H2O4 =>
H2C3H2O4 + KOH = H2O + KHC3H2O4
Fe(NO3)3(s) = Fe2O3 + NO2(g) + O2(g) =>
4 Fe(NO3)3(s) = 2 Fe2O3 + 12 NO2(g) + 3 O2(g)
K2CrO4 + Na2SO3 + H2O = KCrO2 + Na2SO4 + KOH =>
2 K2CrO4 + 3 Na2SO3 + H2O = 2 KCrO2 + 3 Na2SO4 + 2 KOH
BaBr2 + Na2SO4 = BaSO4 + NaBr =>
BaBr2 + Na2SO4 = BaSO4 + 2 NaBr
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
(NH4)3PO4 + NaNO3 = Na3PO4 + NH4NO3 =>
(NH4)3PO4 + 3 NaNO3 = Na3PO4 + 3 NH4NO3
CuCl2 + Fe(OH)2 = Cu(OH)2 + FeCl2 =>
CuCl2 + Fe(OH)2 = Cu(OH)2 + FeCl2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
KMnO4 + Al = Al2O3 + K2O + MnO =>
6 KMnO4 + 10 Al = 5 Al2O3 + 3 K2O + 6 MnO
C6H8O7 + CaCO3 = Ca3(C6H5O7)2 + CO2 + H2O =>
2 C6H8O7 + 3 CaCO3 = Ca3(C6H5O7)2 + 3 CO2 + 3 H2O
S2Cl2 + H2O = S + SO2 + HCl =>
2 S2Cl2 + 2 H2O = 3 S + SO2 + 4 HCl
HCl(aq) + CaCO3 = H2O(l) + CO2(g) + CaCl2(aq) =>
2 HCl(aq) + CaCO3 = H2O(l) + CO2(g) + CaCl2(aq)
Pb(OAc)2 + H2SO4 = PbSO4 + H2(OAc)2 =>
Pb(OAc)2 + H2SO4 = PbSO4 + H2(OAc)2
Al2(SO4)3 + HCOONa + H2O = Al(OH)3 + Na2SO4 + H2COO =>
Al2(SO4)3 + 6 HCOONa + 6 H2O = 2 Al(OH)3 + 3 Na2SO4 + 6 H2COO
KMnO4 + C2H4 + H2SO4 = CH3COOH + H2O + K2SO4 + MnSO4 =>
4 KMnO4 + 5 C2H4 + 6 H2SO4 = 5 CH3COOH + 6 H2O + 2 K2SO4 + 4 MnSO4
KMnO4 + NaOH + NaHSO3 = K2SO4 + Na2SO4 + MnO2 + H2O =>
2 KMnO4 + NaOH + 3 NaHSO3 = K2SO4 + 2 Na2SO4 + 2 MnO2 + 2 H2O
FeCl3(H2O)6 + CH3COONa(H2O)3 + C5H8O2 = Fe(C5H7O2)3 + NaCl + H2O + CH3COOH =>
FeCl3(H2O)6 + 3 CH3COONa(H2O)3 + 3 C5H8O2 = Fe(C5H7O2)3 + 3 NaCl + 15 H2O + 3 CH3COOH
ReO3 + H2O = Re(OH)6 =>
ReO3 + 3 H2O = Re(OH)6
COCl2 + HCl = H2COCl4 =>
COCl2 + 2 HCl = H2COCl4
C3H8O3 + H2 = C3H8 + H2O =>
C3H8O3 + 3 H2 = C3H8 + 3 H2O
Fe(OH)2 + K2S = FeS + KOH =>
Fe(OH)2 + K2S = FeS + 2 KOH
KI + KMnO4 + HCl = I2 + MnCl2 + KCl + H2O =>
10 KI + 2 KMnO4 + 16 HCl = 5 I2 + 2 MnCl2 + 12 KCl + 8 H2O
CoCl2 + NH3 = Co(NH2)2 + NH4Cl =>
CoCl2 + 4 NH3 = Co(NH2)2 + 2 NH4Cl
C3H4 + K2Cr2O7 + H2SO4 = C3H6O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C3H4 + K2Cr2O7 + 4 H2SO4 = 3 C3H6O2 + Cr2(SO4)3 + K2SO4 + H2O
H2SO3 + Mg(OH)2 = H2O + Mg(SO3) =>
H2SO3 + Mg(OH)2 = 2 H2O + Mg(SO3)
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
CH3COOH + CH3(CH2)2OH = CH3COO(CH2)2CH3 + H2O =>
CH3COOH + CH3(CH2)2OH = CH3COO(CH2)2CH3 + H2O
KI + KMnO4 + HCl = I2 + MnCl2 + KCl + H2O =>
10 KI + 2 KMnO4 + 16 HCl = 5 I2 + 2 MnCl2 + 12 KCl + 8 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
K2SO4 + NaJ = KJ + Na2SO4 =>
K2SO4 + 2 NaJ = 2 KJ + Na2SO4
KMnO4 + KI + H2SO4 = I2 + MnSO4 + H2O + K2O =>
2 KMnO4 + 10 KI + 2 H2SO4 = 5 I2 + 2 MnSO4 + 2 H2O + 6 K2O
Zn + Pb2No3 = ZnNo3 + Pb =>
Zn + Pb2No3 = ZnNo3 + 2 Pb
MnS = Mn + S2 =>
2 MnS = 2 Mn + S2
KMnO4 + H2SO4 + CH3CH2OH = MnSO4 + K2SO4 + H2O + CO2 =>
12 KMnO4 + 18 H2SO4 + 5 CH3CH2OH = 12 MnSO4 + 6 K2SO4 + 33 H2O + 10 CO2
KNO2 + H2O = KNO3 + H2 =>
KNO2 + H2O = KNO3 + H2
HCNO + NO2 = N2 + CO2 + H2O =>
8 HCNO + 6 NO2 = 7 N2 + 8 CO2 + 4 H2O
FeSO4*7H2O + NaHCO3 = Fe(HCO3)2 + Na2SO4 + H2O =>
FeSO4*7H2O + 2 NaHCO3 = Fe(HCO3)2 + Na2SO4 + 7 H2O
CsOH + NH4Cl = NH3Cl + CsH2O =>
CsOH + NH4Cl = NH3Cl + CsH2O
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