| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaCl + Pb(NO3)2 = Na(NO3)2 + PbCl
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
Na2CrO4 + Pb(C2H3O2)2 = PbCrO4 + Na(C2H3O2) =>
Na2CrO4 + Pb(C2H3O2)2 = PbCrO4 + 2 Na(C2H3O2)
NaCl + Pb(NO3)2 = Na(NO3)2 + PbCl =>
NaCl + Pb(NO3)2 = Na(NO3)2 + PbCl
Fe + H2O = H2 + Fe2O3 =>
2 Fe + 3 H2O = 3 H2 + Fe2O3
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
P4O6 + H2O = H2HPO3 =>
P4O6 + 6 H2O = 4 H2HPO3
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
NaCl + Pb(NO3)2 = Na(NO3) + PbCl2 =>
2 NaCl + Pb(NO3)2 = 2 Na(NO3) + PbCl2
HCl + H2O = Cl + H3O =>
HCl + H2O = Cl + H3O
NaCl + Pb(NO3)2 = Na(NO3) + PbCl2 =>
2 NaCl + Pb(NO3)2 = 2 Na(NO3) + PbCl2
PbO2 = Pb + O2 =>
PbO2 = Pb + O2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
C2H2 + O2 = H2O + CO2 =>
2 C2H2 + 5 O2 = 2 H2O + 4 CO2
H2SO4 + Al(OH)3 = H2O + Al2(SO4)3 =>
3 H2SO4 + 2 Al(OH)3 = 6 H2O + Al2(SO4)3
Si + NaOH + H2O = Na2SiO3 + H2 =>
Si + 2 NaOH + H2O = Na2SiO3 + 2 H2
S + O2 + H2O = H2SO4 =>
2 S + 3 O2 + 2 H2O = 2 H2SO4
Na2CO3(s) + HCl(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3(s) + 2 HCl(aq) = CO2(g) + H2O(l) + 2 NaCl(aq)
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
Pb(NO3)2 + K2S = PbS + KNO3 =>
Pb(NO3)2 + K2S = PbS + 2 KNO3
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
K4[Fe(CN)6] + Pb(NO3)2 = K4(NO3)4 + Pb2[Fe(CN)6] =>
K4[Fe(CN)6] + 2 Pb(NO3)2 = K4(NO3)4 + Pb2[Fe(CN)6]
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Na2SO4O6 + HCl + Al = NaCl + Al2Cl6 + H2O + H2S =>
3 Na2SO4O6 + 66 HCl + 20 Al = 6 NaCl + 10 Al2Cl6 + 30 H2O + 3 H2S
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
SO3 + CaO = CaSO4 =>
SO3 + CaO = CaSO4
Na2S4O6 + HCl + Al = NaCl + Al2Cl6 + H2O + H2S =>
Na2S4O6 + 20 HCl + 6 Al = 2 NaCl + 3 Al2Cl6 + 6 H2O + 4 H2S
C2H6 + Cl2 = C2Cl6 + HCl =>
C2H6 + 6 Cl2 = C2Cl6 + 6 HCl
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
NaC2H3O2 + HCl = NaCl + HC2H3O2 =>
NaC2H3O2 + HCl = NaCl + HC2H3O2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Mg + O = MgO =>
Mg + O = MgO
N2O5 = N2O4 + O2 =>
2 N2O5 = 2 N2O4 + O2
CuO + K = Cu + KO =>
CuO + K = Cu + KO
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
Mg2 + O2 = MgO =>
Mg2 + O2 = 2 MgO
HCl(aq) + As2O3(s) + NaNO3(aq) + H2O(l) = NO(g) + H3AsO4(aq) + NaCl =>
4 HCl(aq) + 3 As2O3(s) + 4 NaNO3(aq) + 7 H2O(l) = 4 NO(g) + 6 H3AsO4(aq) + 4 NaCl
CO + Cl2 = CCl4 + O2 =>
2 CO + 4 Cl2 = 2 CCl4 + O2
Na3PO4 + Ba(NO3)2 = Ba3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Ba(NO3)2 = Ba3(PO4)2 + 6 NaNO3
HCl(aq) + As2O3(s) + NaNO3(aq) + H2O(l) = NO(g) + H3AsO4(aq) + NaCl(aq) =>
4 HCl(aq) + 3 As2O3(s) + 4 NaNO3(aq) + 7 H2O(l) = 4 NO(g) + 6 H3AsO4(aq) + 4 NaCl(aq)
Na + Cl2 = NaCl2 =>
Na + Cl2 = NaCl2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C3H8 + Br2 = C3H7Br + HBr =>
C3H8 + Br2 = C3H7Br + HBr
C11H24 + O2 = CO2 + H2O =>
C11H24 + 17 O2 = 11 CO2 + 12 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/26/14
Équations équilibrées sur04/25/13
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