| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Fe + 3 O2 = 2 Fe2O3
CuCl2 + H2O = CuO + HCl =>
CuCl2 + H2O = CuO + 2 HCl
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
CuCl2 + Al = Cu + AlCl3 =>
3 CuCl2 + 2 Al = 3 Cu + 2 AlCl3
AgNO3 + Na2CrO4 = Ag2CrO4 + NaNO3 =>
2 AgNO3 + Na2CrO4 = Ag2CrO4 + 2 NaNO3
Al + HCl = AlCl + H =>
Al + HCl = AlCl + H
HCl + Al = H + AlCl3 =>
3 HCl + Al = 3 H + AlCl3
Mg + H3(PO4) = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3(PO4) = Mg3(PO4)2 + 3 H2
C2H6 + O2 = C02 + H2O =>
2 C2H6 + 3 O2 = 2 C02 + 6 H2O
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
CuSO4 + KOH = CuOH + KSO4 =>
CuSO4 + KOH = CuOH + KSO4
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
C9H10O2 + NaOH = C7H5O2Na + C2H5OH =>
C9H10O2 + NaOH = C7H5O2Na + C2H5OH
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaCl2 + H2SO4 = CaSO4 + H2Cl2 =>
CaCl2 + H2SO4 = CaSO4 + H2Cl2
Pb(NO3)2 + K = Pb + K(NO3) =>
Pb(NO3)2 + 2 K = Pb + 2 K(NO3)
Al + H2SO4 = H2 + Al2(SO4)3 =>
2 Al + 3 H2SO4 = 3 H2 + Al2(SO4)3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
CaCl2 + H2SO4 = CaSO4 + HCl =>
CaCl2 + H2SO4 = CaSO4 + 2 HCl
HCl + K2Cr2O7 + RbI = CrCl3 + RbIO4 + KCl + H2O =>
32 HCl + 4 K2Cr2O7 + 3 RbI = 8 CrCl3 + 3 RbIO4 + 8 KCl + 16 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
C5H2 + O2 = CO2 + H2O =>
2 C5H2 + 11 O2 = 10 CO2 + 2 H2O
C6H14 + O2 = CO2 + H20 =>
10 C6H14 + 60 O2 = 60 CO2 + 7 H20
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
C5H2 + O2 = CO2 + H2O =>
2 C5H2 + 11 O2 = 10 CO2 + 2 H2O
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Pb(s) + H2SO4(aq) + PbO2(s) = PbSO4(s) + H2O =>
Pb(s) + 2 H2SO4(aq) + PbO2(s) = 2 PbSO4(s) + 2 H2O
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
HCl + MnCl2 + RbBiO3 = RbMnO4 + BiCl3 + RbCl + H2O =>
14 HCl + 2 MnCl2 + 5 RbBiO3 = 2 RbMnO4 + 5 BiCl3 + 3 RbCl + 7 H2O
(NH4)2CO3 = NH3 + CO2 + H2O =>
(NH4)2CO3 = 2 NH3 + CO2 + H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
HCl + Zn = ZnCl2 + H2 =>
2 HCl + Zn = ZnCl2 + H2
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
CuCl2 + Zn = ZnCl2 + Cu =>
CuCl2 + Zn = ZnCl2 + Cu
Sb2O3 + HCl = H(Sb(Cl)4) + H2O =>
Sb2O3 + 8 HCl = 2 H(Sb(Cl)4) + 3 H2O
CuCl2 + Na3PO4 = Cu3(PO4)2 + NaCl =>
3 CuCl2 + 2 Na3PO4 = Cu3(PO4)2 + 6 NaCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K + F2 = KF =>
2 K + F2 = 2 KF
HNO3 + CdS = Cd(NO3)2 + S8 + NO + H2O =>
64 HNO3 + 24 CdS = 24 Cd(NO3)2 + 3 S8 + 16 NO + 32 H2O
KBr(aq) + AgN03(aq) = KN03(aq) + AgBr(s) =>
KBr(aq) + AgN03(aq) = KN03(aq) + AgBr(s)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/15/10
Équations équilibrées sur04/14/09
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