| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 PbS + 3 O2 = 2 PbO + 2 SO2
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
Na2C2O4 + CaCl2 = NaCl + CaC2O4 =>
Na2C2O4 + CaCl2 = 2 NaCl + CaC2O4
CH3CO2H + Na2CO3 = CO2 + H2O + CH3CO2Na =>
2 CH3CO2H + Na2CO3 = CO2 + H2O + 2 CH3CO2Na
P + Br2 = PBr3 =>
2 P + 3 Br2 = 2 PBr3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2H5NSCl + O2 = CO + H2O + NO2 + SO2 + HCl =>
C2H5NSCl + 4 O2 = 2 CO + 2 H2O + NO2 + SO2 + HCl
I2 + S2O3{2-} = I{-} + S4O6{2-} =>
I2 + 2 S2O3{2-} = 2 I{-} + S4O6{2-}
FeCO3 = FeO + CO2 =>
FeCO3 = FeO + CO2
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
B(OH)3 + Ca(OH)2 = CaHBO3 + H2O =>
B(OH)3 + Ca(OH)2 = CaHBO3 + 2 H2O
Fe(ClO3)3 = FeCl3 + O2 =>
2 Fe(ClO3)3 = 2 FeCl3 + 9 O2
K + S = K2S =>
2 K + S = K2S
Zn + H2SO4 = H2 + ZnSO4 =>
Zn + H2SO4 = H2 + ZnSO4
C2H6(g) + O2(g) = CO2(g) + H2O(l) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(l)
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
I2 + OCl = IO3 + Cl =>
I2 + 6 OCl = 2 IO3 + 6 Cl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
KHCO3 + H3PO4 = K2HPO4 + H2O + CO2 =>
2 KHCO3 + H3PO4 = K2HPO4 + 2 H2O + 2 CO2
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
S + HNO3 = SO2 + NO + H2O =>
3 S + 4 HNO3 = 3 SO2 + 4 NO + 2 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
OsO4 + HCl + KCl = K2(OsCl4O2) + Cl2 + H2O =>
OsO4 + 4 HCl + 2 KCl = K2(OsCl4O2) + Cl2 + 2 H2O
NaOH(aq) + H3PO4(aq) = Na3PO4(aq) + H2O(l) =>
3 NaOH(aq) + H3PO4(aq) = Na3PO4(aq) + 3 H2O(l)
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + Br2 = Al2Br6 =>
2 Al + 3 Br2 = Al2Br6
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2 + NO = NH3 + H2O =>
5 H2 + 2 NO = 2 NH3 + 2 H2O
CaO + SO2 = CaSO3 =>
CaO + SO2 = CaSO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CO + NO = N2 + CO2 =>
2 CO + 2 NO = N2 + 2 CO2
NH3 + O2 = N2O + H2O =>
2 NH3 + 2 O2 = N2O + 3 H2O
NO + NH3 = N2 + H2O =>
6 NO + 4 NH3 = 5 N2 + 6 H2O
C2H5OH + H2O = H20 + CO2 =>
5 C2H5OH + 15 H2O = 3 H20 + 10 CO2
HC2H3O2 + NaHCO3 = NaC2H3O2 + H2O + CO2 =>
HC2H3O2 + NaHCO3 = NaC2H3O2 + H2O + CO2
H2SO4 + Fe = Fe(SO4)3 + H2 =>
3 H2SO4 + Fe = Fe(SO4)3 + 3 H2
Pb + HCl = PbCl2 + H2 =>
Pb + 2 HCl = PbCl2 + H2
Mn(NO3)2 + KIO4 + H2O = KMnO4 + KIO3 + HIO3 + HNO3 =>
2 Mn(NO3)2 + 5 KIO4 + 3 H2O = 2 KMnO4 + 3 KIO3 + 2 HIO3 + 4 HNO3
C2H2 + Cu(NH3)2Cl + H2O = C2HCu + NH4OH + NH4Cl =>
C2H2 + Cu(NH3)2Cl + H2O = C2HCu + NH4OH + NH4Cl
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
H2SO4 = H2O + O + SO2 =>
H2SO4 = H2O + O + SO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + NaOH + H2O = Na[Al(OH)4] + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na[Al(OH)4] + 3 H2
MgCl2 + Pb = PbCl4 + Mg =>
2 MgCl2 + Pb = PbCl4 + 2 Mg
C2H2 + Ag(NH3)2NO3 + H2O = C2HAg + NH4OH + NH4NO3 =>
C2H2 + Ag(NH3)2NO3 + H2O = C2HAg + NH4OH + NH4NO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/14/11
Équations équilibrées sur12/14/10
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