| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ag2O = 4 Ag + O2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4
MgBr2 + Cl2 = MgCl2 + Br2 =>
MgBr2 + Cl2 = MgCl2 + Br2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
MnO4 + SO3 = MnO2 + SO4 =>
MnO4 + 2 SO3 = MnO2 + 2 SO4
CoCl2 + CH3COOH + NaNO2 = Na3[Co(NO2)6] + NaCl + CH3COONa + NO + H2O =>
CoCl2 + 2 CH3COOH + 7 NaNO2 = Na3[Co(NO2)6] + 2 NaCl + 2 CH3COONa + NO + H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
Fe(OH)3 + NH4SCN = Fe(SCN)6 + OH + NH4 =>
Fe(OH)3 + 6 NH4SCN = Fe(SCN)6 + 3 OH + 6 NH4
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + BiONO3 + NaNO3 + H20 =>
20 Mn(NO3)2 + 40 NaBiO3 + 40 HNO3 = 20 HMnO4 + 40 BiONO3 + 40 NaNO3 + H20
Zn + NO3{-} + H2O + OH{-} = [Zn(OH)4]{2-} + NH3 =>
4 Zn + NO3{-} + 6 H2O + 7 OH{-} = 4[Zn(OH)4]{2-} + NH3
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Cr2O7{-2} + H{+} + {-} = Cr + H2O =>
Cr2O7{-2} + 14 H{+} + 12e = 2 Cr + 7 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
C7H5N3O6 = CO + N + H + C =>
C7H5N3O6 = 6 CO + 3 N + 5 H + C
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Na2CO3(s) + HCl(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3(s) + 2 HCl(aq) = CO2(g) + H2O(l) + 2 NaCl(aq)
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Na2CO3 + HCl = CO2 + H2O + NaCl =>
Na2CO3 + 2 HCl = CO2 + H2O + 2 NaCl
C4H10 + O = CO2 + H2O =>
C4H10 + 13 O = 4 CO2 + 5 H2O
C2H4O2 + C5H12O = C7H14O2 + H2O =>
C2H4O2 + C5H12O = C7H14O2 + H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
PbCO3 = PbO + CO2 =>
PbCO3 = PbO + CO2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Mg(OH)2 + NHO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 NHO3 = Mg(NO3)2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
BaCl2 + K2SO4 = BaSO4 + KCl =>
BaCl2 + K2SO4 = BaSO4 + 2 KCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/18/13
Équations équilibrées sur09/17/12
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