| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ag + CuCl2 = 2 AgCl + Cu
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Cu2O + Cu2S = SO2 + Cu4 =>
4 Cu2O + 2 Cu2S = 2 SO2 + 3 Cu4
Ag + Br = AgBr =>
Ag + Br = AgBr
Al + MgO = Al2O3 + Mg =>
2 Al + 3 MgO = Al2O3 + 3 Mg
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe2(SO4)3 + Ba(OH)2 = Fe(OH)3 + BaSO4 =>
Fe2(SO4)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaSO4
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cu2O + HNO3 = NO + Cu(NO3)2 + H2O =>
3 Cu2O + 14 HNO3 = 2 NO + 6 Cu(NO3)2 + 7 H2O
C3H6 + O2 = H2O + CO2 =>
2 C3H6 + 9 O2 = 6 H2O + 6 CO2
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cs2O + H2O = Cs2O2 + H2 =>
Cs2O + H2O = Cs2O2 + H2
TiCl4 + Na = NaCl + Ti =>
TiCl4 + 4 Na = 4 NaCl + Ti
CH3Cl + Na = C2H6 + NaCl =>
2 CH3Cl + 2 Na = C2H6 + 2 NaCl
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
Na2CO3(aq) + HClO4(aq) = H2O + CO2 + NaClO4 =>
Na2CO3(aq) + 2 HClO4(aq) = H2O + CO2 + 2 NaClO4
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
HgO(s) + F2(g) = HgF2(s) + O2(g) =>
2 HgO(s) + 2 F2(g) = 2 HgF2(s) + O2(g)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Hg + S = HgS =>
Hg + S = HgS
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
Ba(NO3)2 + H2S = BaS + HNO3 =>
Ba(NO3)2 + H2S = BaS + 2 HNO3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Na2CO3(aq) + HClO4(aq) = H2O + CO2 + NaClO4 =>
Na2CO3(aq) + 2 HClO4(aq) = H2O + CO2 + 2 NaClO4
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
NaCl + KOH = NaOH + KCl =>
NaCl + KOH = NaOH + KCl
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
Ti3{+} + Fe(CN)6{3-} + H2O = TiO2{+} + Fe(CN)6{4-} + H =>
Ti3{+} + 2 Fe(CN)6{3-} + 6 H2O = 3 TiO2{+} + 2 Fe(CN)6{4-} + 12 H
Al + MgO = Mg + Al2O3 =>
2 Al + 3 MgO = 3 Mg + Al2O3
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
Al2O3 + CO2 = Al2(CO3)3 =>
Al2O3 + 3 CO2 = Al2(CO3)3
P4O10 + KOH = K3PO4 + H2O =>
P4O10 + 12 KOH = 4 K3PO4 + 6 H2O
AgNO3 + CaCl2 = Ca(NO3)2 + AgCl =>
2 AgNO3 + CaCl2 = Ca(NO3)2 + 2 AgCl
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
KF + Cl2 = KCl + F2 =>
2 KF + Cl2 = 2 KCl + F2
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/21/20
Équations équilibrées sur04/20/19
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