| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Fe + 3 O2 = 2 Fe2O3
H2O + Cs = CsOH + H =>
H2O + Cs = CsOH + H
BaCl2 + AgNO3 = AgCl + Ba(NO3)2 =>
BaCl2 + 2 AgNO3 = 2 AgCl + Ba(NO3)2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Fe(CO)5(s) + PF3(s) + H2(g) = Fe(CO)2(PF3)2(H2)2(s) + CO(g) =>
Fe(CO)5(s) + 2 PF3(s) + 2 H2(g) = Fe(CO)2(PF3)2(H2)2(s) + 3 CO(g)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KCLO3 = KCL + KCLO4 =>
4 KCLO3 = KCL + 3 KCLO4
Co(s) + O2(g) = Co3O4(s) =>
3 Co(s) + 2 O2(g) = Co3O4(s)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
Fe(NO3)3 + NH3 + H2O = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4NO3
KOH + CO2 = KHCO3 =>
KOH + CO2 = KHCO3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
CH4 + O = CO + H2 =>
CH4 + O = CO + 2 H2
HBr + K2CO3 = CO2 + H2O + KBr =>
2 HBr + K2CO3 = CO2 + H2O + 2 KBr
HNO2(aq) = HNO3(aq) + NO(g) + H2O(l) =>
3 HNO2(aq) = HNO3(aq) + 2 NO(g) + H2O(l)
Na3N = Na + N2 =>
2 Na3N = 6 Na + N2
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Fe(CO)5 + PF3 + H2 = Fe(CO)2(PF3)2(H2)2 + CO =>
Fe(CO)5 + 2 PF3 + 2 H2 = Fe(CO)2(PF3)2(H2)2 + 3 CO
Zn + Pb(NO3)2 = Zn(NO3) + Pb =>
2 Zn + Pb(NO3)2 = 2 Zn(NO3) + Pb
Cu + HgNo3 = Cu(No3)2 + Hg =>
Cu + 2 HgNo3 = Cu(No3)2 + 2 Hg
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
CoCl2 + Na2O2 + NaOH + H2O = Co(OH)3 + NaCl =>
2 CoCl2 + Na2O2 + 2 NaOH + 2 H2O = 2 Co(OH)3 + 4 NaCl
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Br2 + NaI = NaBr + I2 =>
Br2 + 2 NaI = 2 NaBr + I2
Li + AgCl3 = LiCl + Ag =>
3 Li + AgCl3 = 3 LiCl + Ag
KBr + Al(ClO4)3 = AlBr3 + KClO4 =>
3 KBr + Al(ClO4)3 = AlBr3 + 3 KClO4
P + O2 = P4O6 =>
4 P + 3 O2 = P4O6
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Al2(SO4)3 + CaCl2 = AlCl3 + CaSO4 =>
Al2(SO4)3 + 3 CaCl2 = 2 AlCl3 + 3 CaSO4
Cu + Ag(NO3)2 = Cu(NO3)2 + Ag =>
Cu + Ag(NO3)2 = Cu(NO3)2 + Ag
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Na2CO3(aq) + CaCl2(aq) = NaCl(aq) + CaCO3(s) =>
Na2CO3(aq) + CaCl2(aq) = 2 NaCl(aq) + CaCO3(s)
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Fe + H2O = H2 + Fe(OH)2 =>
Fe + 2 H2O = H2 + Fe(OH)2
HN3(g) + O2(g) = NO(g) + H2O(g) =>
4 HN3(g) + 7 O2(g) = 12 NO(g) + 2 H2O(g)
Mg3N2 + HCl = MgCl2 + NH3 =>
Mg3N2 + 6 HCl = 3 MgCl2 + 2 NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/19
Équations équilibrées sur02/11/18
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