| Équations équilibrées la veille | Équations équilibrées le lendemain |
HCl + NaHCO3 = CO2 + H2O + NaCl
Cr(OH)3(s) + HNO2(aq) = Cr(NO2)3(aq) + H2O =>
Cr(OH)3(s) + 3 HNO2(aq) = Cr(NO2)3(aq) + 3 H2O
H{+} + OH{-} = H2O =>
H{+} + OH{-} = H2O
KBr + H2SO4 = Br2 + SO2 + H2O + KSO4 =>
2 KBr + 4 H2SO4 = Br2 + 2 SO2 + 4 H2O + 2 KSO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaCrO2 + Na2O2 + H2O = NaOH + Na2CrO4 =>
2 NaCrO2 + 3 Na2O2 + 2 H2O = 4 NaOH + 2 Na2CrO4
Br + Cl = BrCl =>
Br + Cl = BrCl
ZnCl + (NH4)2CO3 = Zn2CO3 + NH4Cl =>
2 ZnCl + (NH4)2CO3 = Zn2CO3 + 2 NH4Cl
C2H2O4 + Na = NaC2H2O4 =>
C2H2O4 + Na = NaC2H2O4
B2H6 + H2O = H3BO3 + H2 =>
B2H6 + 6 H2O = 2 H3BO3 + 6 H2
C2H2O4 + Na = Na(C2H2O4)4 =>
4 C2H2O4 + Na = Na(C2H2O4)4
N2 + O2 = N2O3 =>
2 N2 + 3 O2 = 2 N2O3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
C6H6 + O2 = CO + H2O =>
2 C6H6 + 9 O2 = 12 CO + 6 H2O
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
Ca + CuCl2 = Cu + CaCl2 =>
Ca + CuCl2 = Cu + CaCl2
Na2CO3 + HCl = Na2Cl + HCO3 =>
Na2CO3 + HCl = Na2Cl + HCO3
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb2 =>
2 Zn + 2 Pb(NO3)2 = 2 Zn(NO3)2 + Pb2
Fe2O3 + CO = Fe3O4 + CO2 =>
3 Fe2O3 + CO = 2 Fe3O4 + CO2
Cu + Cl = CuCl =>
Cu + Cl = CuCl
Al + H2O = Al2O3 + H2 =>
2 Al + 3 H2O = Al2O3 + 3 H2
Al + HO = Al2O3 + H2 =>
4 Al + 6 HO = 2 Al2O3 + 3 H2
MnCO3 = MnO + CO2 =>
MnCO3 = MnO + CO2
Zn(H2O)4 + NaCN = Zn(CN)4 + Na(H2O) =>
Zn(H2O)4 + 4 NaCN = Zn(CN)4 + 4 Na(H2O)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
K + H2O = KOH + H =>
K + H2O = KOH + H
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Br2 + Cl2 = BrCl =>
Br2 + Cl2 = 2 BrCl
BaCl + NaS = BaS + NaCl =>
BaCl + NaS = BaS + NaCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
V2H2 = V + H =>
V2H2 = 2 V + 2 H
NO2 + P2O3 + KOH = NO + K2HPO4 + H2O =>
2 NO2 + P2O3 + 4 KOH = 2 NO + 2 K2HPO4 + H2O
CH3CO3Na + H2O = CH3CO3H + NaOH =>
CH3CO3Na + H2O = CH3CO3H + NaOH
HNO3 + Na2CO3 = NaNO3 + H2O + CO2 =>
2 HNO3 + Na2CO3 = 2 NaNO3 + H2O + CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH3 + Br2 + NaOH = NaBr + N2 + H2O =>
2 NH3 + 3 Br2 + 6 NaOH = 6 NaBr + N2 + 6 H2O
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Fe(NO3)3 + H2O = Fe2O3 + HNO3 =>
2 Fe(NO3)3 + 3 H2O = Fe2O3 + 6 HNO3
Te(OH)4 + Cu{+} + H{+} = Cu2Te + Cu{2+} + H2O =>
Te(OH)4 + 8 Cu{+} + 4 H{+} = Cu2Te + 6 Cu{2+} + 4 H2O
CaS + Na2SO4 = CaSO4 + Na2S =>
CaS + Na2SO4 = CaSO4 + Na2S
Te(OH)6 + Cu{+} + H{+} = Cu2Te + Cu{2+} + H2O =>
Te(OH)6 + 10 Cu{+} + 6 H{+} = Cu2Te + 8 Cu{2+} + 6 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C5H12O2 + O2 = CO2 + H2O =>
C5H12O2 + 7 O2 = 5 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/24/12
Équations équilibrées sur03/25/11
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