| Équations équilibrées la veille |
Cr2O3 + 6 HI = 2 CrI2 + I2 + 3 H2O
C2H5Cl + NaNO3 = C2H5NO2 + NaClO =>
C2H5Cl + NaNO3 = C2H5NO2 + NaClO
C4H10 + Cl2 = C4H9Cl + H2 =>
2 C4H10 + Cl2 = 2 C4H9Cl + H2
Fe + HC2H3O2 = FeC2H3O2 + H2 =>
2 Fe + 2 HC2H3O2 = 2 FeC2H3O2 + H2
FeCl2 + NaOH + O2 = H2O + Fe2O3 + NaCl =>
4 FeCl2 + 8 NaOH + O2 = 4 H2O + 2 Fe2O3 + 8 NaCl
NH2OH + Na2CO3 = CO2 + NaOH + NaONH2 =>
NH2OH + Na2CO3 = CO2 + NaOH + NaONH2
NaOH + Ni(NO3)2 = Na(NO3) + Ni(OH)2 =>
2 NaOH + Ni(NO3)2 = 2 Na(NO3) + Ni(OH)2
MgBr2 + LiCl = LiBr + MgCl2 =>
MgBr2 + 2 LiCl = 2 LiBr + MgCl2
Na2O + H2O = NaOH(aq) =>
Na2O + H2O = 2 NaOH(aq)
C(O)2 + (H)2O = (C)6(H)12(O)6 + (O)2 =>
6 C(O)2 + 6(H)2O = (C)6(H)12(O)6 + 6(O)2
CH3COCH2CH3 + KMnO4 + H2SO4 = CH3COH + MnSO4 + K2SO4 + H2O =>
5 CH3COCH2CH3 + 2 KMnO4 + 3 H2SO4 = 10 CH3COH + 2 MnSO4 + K2SO4 + 3 H2O
MnO2 + HBr = MnBr2 + Br2 + H2O =>
MnO2 + 4 HBr = MnBr2 + Br2 + 2 H2O
K2S + Pd(NO3)2 = KNO3 + PdS =>
K2S + Pd(NO3)2 = 2 KNO3 + PdS
N2H4 + Cu(OH)2 = Cu2O + N2 + H2O =>
N2H4 + 4 Cu(OH)2 = 2 Cu2O + N2 + 6 H2O
Co(OH)2 + NH4OH = [Co(NH3)5(H2O)](OH)2 + H2O =>
Co(OH)2 + 5 NH4OH = [Co(NH3)5(H2O)](OH)2 + 4 H2O
NaI + MgCO3 = Na2CO3 + MgI2 =>
2 NaI + MgCO3 = Na2CO3 + MgI2
(NH4)2Cr2O7 + Ba(NO3)2 = NH4NO3 + BaCr2O7 =>
(NH4)2Cr2O7 + Ba(NO3)2 = 2 NH4NO3 + BaCr2O7
Mg2SiO4 + H2O = Mg + SiO2 + OH =>
Mg2SiO4 + 2 H2O = 2 Mg + SiO2 + 4 OH
K + SiO2 + O2 = K2SiO3 =>
4 K + 2 SiO2 + O2 = 2 K2SiO3
KI + HCl + KMnO4 = I2 + KCl + MnO2 + H2O =>
6 KI + 8 HCl + 2 KMnO4 = 3 I2 + 8 KCl + 2 MnO2 + 4 H2O
RbIO4 = RbI + O2 =>
RbIO4 = RbI + 2 O2
CH3CHCH3CN + H2 = CH3CHCH3NHCH =>
CH3CHCH3CN + H2 = CH3CHCH3NHCH
(NH4)2SO4(aq) + AgClO4(aq) = Ag2SO4(s) + NH4ClO4(aq) =>
(NH4)2SO4(aq) + 2 AgClO4(aq) = Ag2SO4(s) + 2 NH4ClO4(aq)
KY + Ag = AgY + K =>
KY + Ag = AgY + K
C6H14OS2 + O2 = CO2 + H2O + SO2 =>
C6H14OS2 + 11 O2 = 6 CO2 + 7 H2O + 2 SO2
PCl5 = PCl3 + Cl2 =>
PCl5 = PCl3 + Cl2
NaH + H2S = NaS + H2 =>
2 NaH + 2 H2S = 2 NaS + 3 H2
C99H5OH + O2 = CO2 + H2O =>
C99H5OH + 100 O2 = 99 CO2 + 3 H2O
HNO3 + NH3 = NH3NO3 + H =>
HNO3 + NH3 = NH3NO3 + H
N + HNO3 = N(NO3)2 + NH4NO3 =>
5 N + 8 HNO3 = 3 N(NO3)2 + 2 NH4NO3
CaBr + Na3PO4 = Ca3(PO4)2 + Na2Br =>
3 CaBr + 2 Na3PO4 = Ca3(PO4)2 + 3 Na2Br
CH3CH3O + O2 = H2O + CH3COOH =>
CH3CH3O + O2 = H2O + CH3COOH
BeO + NaOH = NaBeO2 + H2 =>
2 BeO + 2 NaOH = 2 NaBeO2 + H2
NaHCO3(g) + H2SO4 = NaHSO4(aq) + CO2(g) + H2O =>
NaHCO3(g) + H2SO4 = NaHSO4(aq) + CO2(g) + H2O
Zn + KClO3 + H2SO4 = ZnSO4 + KCl + H2O =>
3 Zn + KClO3 + 3 H2SO4 = 3 ZnSO4 + KCl + 3 H2O
Si4H1O + O2 = SiO2 + H2O =>
4 Si4H1O + 15 O2 = 16 SiO2 + 2 H2O
CO2 + H2O = C2H5OH + O3 =>
2 CO2 + 3 H2O = C2H5OH + 2 O3
HCl + HNO3 + Sn = SnCl4 + NO2 + NO + H2O =>
4 HCl + 2 HNO3 + Sn = SnCl4 + NO2 + NO + 3 H2O
CrSO4 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
6 CrSO4 + K2Cr2O7 + 7 H2SO4 = K2SO4 + 4 Cr2(SO4)3 + 7 H2O
C4H10 + CaC2 = CaH2 + C2H4 =>
3 C4H10 + CaC2 = CaH2 + 7 C2H4
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
HPO3 + CuO = Cu3(PO4)2 + H2O =>
2 HPO3 + 3 CuO = Cu3(PO4)2 + H2O
Na2S + Pb(ClO2)2 = NaClO2 + PbS =>
Na2S + Pb(ClO2)2 = 2 NaClO2 + PbS
K2 + OH = KOH =>
K2 + 2 OH = 2 KOH
CH2CHCH3 + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH2CHCH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 6 H2O
Pb + AlBr3 = PbBr3 + Al =>
Pb + AlBr3 = PbBr3 + Al
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
CrO4{2-} + S{2-} + H2O = S + CrO2{-} + OH{-} =>
2 CrO4{2-} + 3 S{2-} + 4 H2O = 3 S + 2 CrO2{-} + 8 OH{-}
M(OH)2 + H3PO4 = M3(PO4)2 + H2O =>
3 M(OH)2 + 2 H3PO4 = M3(PO4)2 + 6 H2O
VO + H2SO4 = VSO4 + H2O =>
VO + H2SO4 = VSO4 + H2O
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