| Équations équilibrées la veille |
K2Cr2O7 + 4 H2SO4 + 9 C2H6O = Cr2(SO4)3 + 6 C3H6HO + K2SO4 + 10 H2O
PbO2HNO2H2SO4 = H2OHNO3PbSO4 =>
PbO2HNO2H2SO4 = H2OHNO3PbSO4
Al2(CH3)6 + H2O = Al2O3 + CH4 =>
Al2(CH3)6 + 3 H2O = Al2O3 + 6 CH4
KI + SO2 = I2 + K2SO4 + S =>
2 KI + 2 SO2 = I2 + K2SO4 + S
KAl(SO4)2 + Na2CO3 + H2O = K2SO4 + Al(OH)3 + CO2 + Na2SO4 =>
2 KAl(SO4)2 + 3 Na2CO3 + 3 H2O = K2SO4 + 2 Al(OH)3 + 3 CO2 + 3 Na2SO4
Zn + NaOH + H2O = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOH + 2 H2O = Na2[Zn(OH)4] + H2
KAl(SO4)2 + Na2CO3 + H2O = K2SO4 + Al(OH)3 + CO2 + Na2SO4 =>
2 KAl(SO4)2 + 3 Na2CO3 + 3 H2O = K2SO4 + 2 Al(OH)3 + 3 CO2 + 3 Na2SO4
NH3 + H2SO2 = NO2 + H2S + H2O =>
4 NH3 + 7 H2SO2 = 4 NO2 + 7 H2S + 6 H2O
Cd + O2 = CdO =>
2 Cd + O2 = 2 CdO
Ag2O + H2O = Ag(OH)2 + H2 =>
Ag2O + 3 H2O = 2 Ag(OH)2 + H2
HgI2 + I{-} = HgI4{2-} =>
HgI2 + 2 I{-} = HgI4{2-}
AgF(aq) + KBr(aq) = AgBr(s) + KF(aq) =>
AgF(aq) + KBr(aq) = AgBr(s) + KF(aq)
C6H5CH3 + Cl2 = C6H5CH2Cl + HCl =>
C6H5CH3 + Cl2 = C6H5CH2Cl + HCl
HClNaSO4 = HSO4NaCl =>
HClNaSO4 = HSO4NaCl
TiO2 + HF = H2[TiF6] + H2O =>
TiO2 + 6 HF = H2[TiF6] + 2 H2O
C4H6O1 + O2 = CO2 + H2O =>
C4H6O1 + 5 O2 = 4 CO2 + 3 H2O
Hg(NO3)2 + NaOH = Hg(OH)2 + NaNO3 =>
Hg(NO3)2 + 2 NaOH = Hg(OH)2 + 2 NaNO3
H3O{+} + NH3 = H2ONH4{+} =>
H3O{+} + NH3 = H2ONH4{+}
CsSO4 + NiCl = CsCl + NiSO4 =>
CsSO4 + NiCl = CsCl + NiSO4
BF3 + KF = K[BF4] =>
BF3 + KF = K[BF4]
Br + CrI = CrBr3 + I =>
3 Br + CrI = CrBr3 + I
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CoCl2 + NaOH = NaCl + CoCl(OH) =>
CoCl2 + NaOH = NaCl + CoCl(OH)
C3H4O + H2 = C3H8O =>
C3H4O + 2 H2 = C3H8O
C6H4NH2ONa + H2O + CaCO3 = C6H4NH2OH + Na2CO3 + CaO =>
2 C6H4NH2ONa + H2O + CaCO3 = 2 C6H4NH2OH + Na2CO3 + CaO
Na(ac) + Zn(s) = ZnNa =>
Na(ac) + Zn(s) = ZnNa
NH4FHF + LaCl3 = LaF3 + NH4Cl + HCl =>
3 NH4FHF + 2 LaCl3 = 2 LaF3 + 3 NH4Cl + 3 HCl
Ca(OH)2 = CaOH2O =>
Ca(OH)2 = CaOH2O
AgNO3 + NH4NO3 + NaOH = Ag(NH3)2OH + NaNO3 + H2O =>
AgNO3 + 2 NH4NO3 + 3 NaOH = Ag(NH3)2OH + 3 NaNO3 + 2 H2O
CH3CH2Br + CH3CH2NH2 = CH3CH3NCH3 + HBr =>
CH3CH2Br + 2 CH3CH2NH2 = 2 CH3CH3NCH3 + HBr
NaHCO3 + H3(C6H5O7) = Na3(C6H5O2) + CO2 + H2O =>
27 NaHCO3 + 14 H3(C6H5O7) = 9 Na3(C6H5O2) + 57 CO2 + 47 H2O
CH4N2O + BaCl2 = Ba(CH4N2O)Cl2 =>
CH4N2O + BaCl2 = Ba(CH4N2O)Cl2
Fe3O4 + Al = Fe + Al2O3 =>
3 Fe3O4 + 8 Al = 9 Fe + 4 Al2O3
HClKHSO3 = KClH2SO3 =>
HClKHSO3 = KClH2SO3
Al + I = AlI =>
Al + I = AlI
Na2Cr2O7 + H2SO4 + CH3OH = Cr2(SO4)3 + Na2SO4 + CH2O2 + H2O =>
2 Na2Cr2O7 + 8 H2SO4 + 3 CH3OH = 2 Cr2(SO4)3 + 2 Na2SO4 + 3 CH2O2 + 11 H2O
C4H + O2 = CO2 + H2O =>
4 C4H + 17 O2 = 16 CO2 + 2 H2O
CuSO4 + H2O = Cu + SO4OH2 =>
CuSO4 + H2O = Cu + SO4OH2
C4H6O1 + O2 = CO2 + H2O =>
C4H6O1 + 5 O2 = 4 CO2 + 3 H2O
KMnO4(aq) + KI(aq) + H2SO4(aq) = MnSO4 + K2SO4 + H2O + I2 =>
2 KMnO4(aq) + 10 KI(aq) + 8 H2SO4(aq) = 2 MnSO4 + 6 K2SO4 + 8 H2O + 5 I2
K + I = KI =>
K + I = KI
(NH4)3PO4(aq) + Sn(NO3)2(aq) = Sn3(PO4)2(s) + NH4NO3(aq) =>
2(NH4)3PO4(aq) + 3 Sn(NO3)2(aq) = Sn3(PO4)2(s) + 6 NH4NO3(aq)
CH3COONH3CH3 + HCl = CH3COOH + CH3NH3Cl =>
CH3COONH3CH3 + HCl = CH3COOH + CH3NH3Cl
HCrOS + Al(OH)3 = Al(CrOS)3 + H2O =>
3 HCrOS + Al(OH)3 = Al(CrOS)3 + 3 H2O
FeCl3 + CH3COONa + H2O = Fe(OH)2CH3COO + CH3COOH + NaCl =>
FeCl3 + 3 CH3COONa + 2 H2O = Fe(OH)2CH3COO + 2 CH3COOH + 3 NaCl
KMnO4 + PH3 + H2SO4 = MnSO4 + KSO4 + H2O + H3PO4 =>
2 KMnO4 + PH3 + 4 H2SO4 = 2 MnSO4 + 2 KSO4 + 4 H2O + H3PO4
CH3OH + O2 = H2O + HCOOH =>
CH3OH + O2 = H2O + HCOOH
H2NiO2 = H2O + NiO =>
H2NiO2 = H2O + NiO
CH3CH2BrNaOH = CH3CH2OHNaBr =>
CH3CH2BrNaOH = CH3CH2OHNaBr
K2Cr2O7 + NO + H2SO4 = Cr2(SO4)3 + HNO3 + K2SO4 + H2O =>
K2Cr2O7 + 2 NO + 4 H2SO4 = Cr2(SO4)3 + 2 HNO3 + K2SO4 + 3 H2O
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