Équations équilibrées la veille | Équations équilibrées le lendemain |
3 KOH + H3PO4 = K3PO4 + 3 H2O
K2Cr2O7 + H2SO4 + KI = K2SO4 + Cr2(SO4)3 + I + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 KI = 4 K2SO4 + Cr2(SO4)3 + 6 I + 7 H2O
C4H8O3 + O2 = CO2 + H2O =>
2 C4H8O3 + 9 O2 = 8 CO2 + 8 H2O
Fe2O3 + FeCl3 = Fe3O4 + Cl2 =>
8 Fe2O3 + 2 FeCl3 = 6 Fe3O4 + 3 Cl2
C12H17O7 + HCl = C6H10O7 + Cl + C6H12O =>
6 C12H17O7 + 32 HCl = 5 C6H10O7 + 32 Cl + 7 C6H12O
C18H18 + O2 = CO2 + H2O =>
2 C18H18 + 45 O2 = 36 CO2 + 18 H2O
Pb(NOOO)2 + KI = KNOOO + PbII =>
Pb(NOOO)2 + 2 KI = 2 KNOOO + PbII
C8H12 + NH4NO3 = N2 + H2O + CO2 =>
C8H12 + 22 NH4NO3 = 22 N2 + 50 H2O + 8 CO2
CO2 + H2 = H2CO2 =>
CO2 + H2 = H2CO2
AgNO3 + CaCl3 = AgCl3 + Ca(NO3) =>
AgNO3 + CaCl3 = AgCl3 + Ca(NO3)
C13H9O + Na + CH3CH2OH = C13H10O + CH3CH2ONa =>
C13H9O + Na + CH3CH2OH = C13H10O + CH3CH2ONa
H2O2 + Fe = H2O + Fe2O =>
H2O2 + 2 Fe = H2O + Fe2O
Fe4 + C3 = Fe4C3 =>
Fe4 + C3 = Fe4C3
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
MgSO4O = MgO + SO4 =>
MgSO4O = MgO + SO4
Al5 + HCl = AlCl3 + H2 =>
2 Al5 + 30 HCl = 10 AlCl3 + 15 H2
AgNO3(aq) + Li2S = Li2NO3 + AgS =>
AgNO3(aq) + Li2S = Li2NO3 + AgS
NH4I + Hg2(NO3)2 = Hg2I + NH4(NO3)2 =>
NH4I + Hg2(NO3)2 = Hg2I + NH4(NO3)2
NH3 + KOH = KNH3 + OH =>
NH3 + KOH = KNH3 + OH
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Pb(NO3)2 + NaBr = NaNO3 + PbBr2* =>
Pb(NO3)2 + 2 NaBr = 2 NaNO3 + PbBr2*
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cu2S + H2SO4 = CuS + CuSO4 + H2O =>
4 Cu2S + 4 H2SO4 = 5 CuS + 3 CuSO4 + 4 H2O
(CH3CO)2O + C6H4(OH)COOH = C9H8O4 =>
(CH3CO)2O + 11 C6H4(OH)COOH = 9 C9H8O4
Tl + S8 = Tl2S =>
16 Tl + S8 = 8 Tl2S
Al + CO2 = Al2O3 + CAl =>
7 Al + 3 CO2 = 2 Al2O3 + 3 CAl
BaS + PtCl2 = BaCl2 + PtS =>
BaS + PtCl2 = BaCl2 + PtS
NaOH + C8H5KO4 = NaC8H4KO4 + H2O =>
NaOH + C8H5KO4 = NaC8H4KO4 + H2O
Br2 + CaI2 = CaBr2 + I2 =>
Br2 + CaI2 = CaBr2 + I2
XeF4 + SF4 = Xe + SF6 =>
XeF4 + 2 SF4 = Xe + 2 SF6
C3H8O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COCH3 + H2O =>
3 C3H8O + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3COCH3 + 7 H2O
SF4 + I2O5 = IF5 + SO2 =>
5 SF4 + 2 I2O5 = 4 IF5 + 5 SO2
PB(No3)2(ac) + KI(ac) = KNo3(ac) + PBI2 =>
PB(No3)2(ac) + 2 KI(ac) = 2 KNo3(ac) + PBI2
CH3(CH2)5CH3 + O2 = CO2 + H2O =>
CH3(CH2)5CH3 + 11 O2 = 7 CO2 + 8 H2O
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
FeOHCl2 + H2SO4 = Fe2(SO4)3 + HCl + H2O =>
2 FeOHCl2 + 3 H2SO4 = Fe2(SO4)3 + 4 HCl + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
As2S3 + H2O2 + NH3 = S + H2O + (NH4)3AsO4 =>
As2S3 + 5 H2O2 + 6 NH3 = 3 S + 2 H2O + 2(NH4)3AsO4
Mg2SiO4 + MgAl2SiO6 = MgAl2O4 + Mg3Al2(SiO4)3 =>
Mg2SiO4 + 2 MgAl2SiO6 = MgAl2O4 + Mg3Al2(SiO4)3
CaOH2 + SO2 + O2 = CaSO3 + H2O =>
2 CaOH2 + 2 SO2 + O2 = 2 CaSO3 + 2 H2O
BaHCO3 + HCl = BaCl + CO2 + H2O =>
BaHCO3 + HCl = BaCl + CO2 + H2O
AgNO3 + NaOH + HCl = AgNH2 + NaCl + O2 =>
AgNO3 + NaOH + HCl = AgNH2 + NaCl + 2 O2
CH3COOH + NaHCO3 = HC3COONa + H2O + CO2 =>
7 CH3COOH + 4 NaHCO3 = 4 HC3COONa + 14 H2O + 2 CO2
CuI2 = Cu + I2 =>
CuI2 = Cu + I2
Fe + H2SO4 = Fe2(SO3)3 + H2O = AO2 =>
2 Fe + 3 H2SO4 = Fe2(SO3)3 + 3 H2O
C13H18O2 + O2 = CO2 + H2O =>
2 C13H18O2 + 33 O2 = 26 CO2 + 18 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeS + O2 = Fe2O3 + S02 =>
4 FeS + 3 O2 = 2 Fe2O3 + 2 S02
Cu + ZnSO4 = CuSO4 + Zn =>
Cu + ZnSO4 = CuSO4 + Zn
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