| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + H2SO4 = ZnSO4 + H2
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Na2O2 + H2SO4 = Na2SO4 + H2O2 =>
Na2O2 + H2SO4 = Na2SO4 + H2O2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
HNO3 + Na2O = NaNO3 + H2O =>
2 HNO3 + Na2O = 2 NaNO3 + H2O
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
CuSO4(aq) + NH3(aq) = [Cu(NH3)4]SO4(aq) =>
CuSO4(aq) + 4 NH3(aq) = [Cu(NH3)4]SO4(aq)
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuSO4(aq) + NH3(aq) = [Cu(NH3)4]SO4(s) =>
CuSO4(aq) + 4 NH3(aq) = [Cu(NH3)4]SO4(s)
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
SnO + KMnO4 = SnO2 + K2O + Mn2O3 =>
4 SnO + 2 KMnO4 = 4 SnO2 + K2O + Mn2O3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
NaHCO3 = Na2O + CO2 + H2O =>
2 NaHCO3 = Na2O + 2 CO2 + H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
N2 + O2 = N2O3 =>
2 N2 + 3 O2 = 2 N2O3
Al + H{+} = Al{3+} + H2 =>
2 Al + 6 H{+} = 2 Al{3+} + 3 H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Fe2O3 = Fe2 + O3 =>
Fe2O3 = Fe2 + O3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Mg02 + HNO3 = Mg(NO3)2 + H =>
Mg02 + 4 HNO3 = 2 Mg(NO3)2 + 4 H
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Si + N2 = Si3N4 =>
3 Si + 2 N2 = Si3N4
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/21
Équations équilibrées sur05/21/20
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