| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 K + B2O3 = 3 K2O + 2 B
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
LiHCO3 = Li2CO3 + CO2 + H2O =>
2 LiHCO3 = Li2CO3 + CO2 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Cr2O7{2-} + H{+} + I{-} = Cr{3+} + H2O + I3{-} =>
Cr2O7{2-} + 14 H{+} + 9 I{-} = 2 Cr{3+} + 7 H2O + 3 I3{-}
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HClO4 + NaOH = H2O + NaClO4 =>
HClO4 + NaOH = H2O + NaClO4
Ba(OH)2 + HCl = H2O + BaCl2 =>
Ba(OH)2 + 2 HCl = 2 H2O + BaCl2
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
Na + NaOH3 = Na2O + H20 =>
20 Na + 20 NaOH3 = 20 Na2O + 3 H20
Na2CO3(aq) + AgNO3(aq) = NaNO3(aq) + Ag2CO3(s) =>
Na2CO3(aq) + 2 AgNO3(aq) = 2 NaNO3(aq) + Ag2CO3(s)
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
B2O3 + Mg = B + MgO =>
B2O3 + 3 Mg = 2 B + 3 MgO
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K(s) + Cl2(g) = KCl2 =>
K(s) + Cl2(g) = KCl2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Eu + HF = EuF3 + H2 =>
2 Eu + 6 HF = 2 EuF3 + 3 H2
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + PbSO4 =>
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + PbSO4
HCl + Na2CO3 = NaCl + H2O + CO2 =>
2 HCl + Na2CO3 = 2 NaCl + H2O + CO2
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + PbSO4 =>
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + PbSO4
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
Pb(NO3)2 + Na2CrO4 = NaNO3 + PbCrO4 =>
Pb(NO3)2 + Na2CrO4 = 2 NaNO3 + PbCrO4
FeO + H2O = Fe2O3 + H2 =>
2 FeO + H2O = Fe2O3 + H2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
PtCl4 = Pt + Cl2 =>
PtCl4 = Pt + 2 Cl2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
NbI3 + I2 = NbI5 =>
NbI3 + I2 = NbI5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/29/12
Équations équilibrées sur09/28/11
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