| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3 + 3 C = 3 CO + 2 Fe
Al + KCl = K + AlCl3 =>
Al + 3 KCl = 3 K + AlCl3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O
Pb(NO3)2 + HCl = PbCl2 + HNO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
(NH4)2S + V(NO3)3 = NH4NO3 + V2S3 =>
3(NH4)2S + 2 V(NO3)3 = 6 NH4NO3 + V2S3
S8 + Cl2 = S2Cl2 =>
S8 + 4 Cl2 = 4 S2Cl2
Pb(OH)2 = PbO + H2O =>
Pb(OH)2 = PbO + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
C + H2 + O2 = CH3CH2OH =>
4 C + 6 H2 + O2 = 2 CH3CH2OH
LaO3 + H20 = La(OH)3 =>
20 LaO3 + 3 H20 = 20 La(OH)3
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
AgNO3 + MgBr2 = AgBr + Mg(NO3)2 =>
2 AgNO3 + MgBr2 = 2 AgBr + Mg(NO3)2
SrO + H2O = Sr(OH)2 =>
SrO + H2O = Sr(OH)2
HCl + Fe = FeCl3 + H2 =>
6 HCl + 2 Fe = 2 FeCl3 + 3 H2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
Al + O2 = AlO3 =>
2 Al + 3 O2 = 2 AlO3
HBr + KOH = KBr + H2O =>
HBr + KOH = KBr + H2O
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
NaHCO3 = CO2 + NaOH =>
NaHCO3 = CO2 + NaOH
Pb(NO3)2 + HI = PbI2 + HNO3 =>
Pb(NO3)2 + 2 HI = PbI2 + 2 HNO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Li(s) + Cl2(g) = LiCl(s) =>
2 Li(s) + Cl2(g) = 2 LiCl(s)
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
NH4Cl + Na2S = (NH4)2S + NaCl =>
2 NH4Cl + Na2S = (NH4)2S + 2 NaCl
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Co(NO3)2 + H2S = CoS + HNO3 =>
Co(NO3)2 + H2S = CoS + 2 HNO3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
HClO3 + NaOH = NaClO3 + H2O =>
HClO3 + NaOH = NaClO3 + H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Li2CO3 = Li2O + CO2 =>
Li2CO3 = Li2O + CO2
Zn + HBr = ZnBr2 + H2 =>
Zn + 2 HBr = ZnBr2 + H2
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
HClO3 + NaOH = NaClO3 + H2O =>
HClO3 + NaOH = NaClO3 + H2O
Al + Se = Al2Se3 =>
2 Al + 3 Se = Al2Se3
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
S(s) + O2(g) = SO3(g) =>
2 S(s) + 3 O2(g) = 2 SO3(g)
Sr(NO3)2 + KIO3 = Sr(IO3)2 + KNO3 =>
Sr(NO3)2 + 2 KIO3 = Sr(IO3)2 + 2 KNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/31/21
Équations équilibrées sur03/02/20
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