| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C10H16O + 27 O2 = 20 CO2 + 16 H2O
Sb2S3 + Fe = FeS + Sb =>
Sb2S3 + 3 Fe = 3 FeS + 2 Sb
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P4 =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + 10 CO + P4
Cu2O + Cu2S = Cu + SO2 =>
2 Cu2O + Cu2S = 6 Cu + SO2
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
I2 + OH{-} = I{-} + IO3{-} + H2O =>
3 I2 + 6 OH{-} = 5 I{-} + IO3{-} + 3 H2O
CuS + O2 = Cu2O + SO2 =>
4 CuS + 5 O2 = 2 Cu2O + 4 SO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Cr2O7{-2} + Fe{+2} + H{+} = Fe{+3} + Cr{+3} + H2O =>
Cr2O7{-2} + 6 Fe{+2} + 14 H{+} = 6 Fe{+3} + 2 Cr{+3} + 7 H2O
AsH3 + HNO3 = H3AsO4 + NO + H2O =>
3 AsH3 + 8 HNO3 = 3 H3AsO4 + 8 NO + 4 H2O
HN3 + NaOH = NaN3 + H2O =>
HN3 + NaOH = NaN3 + H2O
K2MnO4 + KNO2 + H2O = MnO2 + KNO3 + KOH =>
K2MnO4 + KNO2 + H2O = MnO2 + KNO3 + 2 KOH
CS2(l) + O2(g) = CO2(g) + SO2(g) =>
CS2(l) + 3 O2(g) = CO2(g) + 2 SO2(g)
BF3 + HF = HBF3 + F =>
BF3 + HF = HBF3 + F
HN3 + NaOH = NaN3 + H2O =>
HN3 + NaOH = NaN3 + H2O
Pb3O4 + H2 = Pb + H2O =>
Pb3O4 + 4 H2 = 3 Pb + 4 H2O
NaOH(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(l) =>
2 NaOH(aq) + H2SO4(aq) = Na2SO4(aq) + 2 H2O(l)
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
H2S + HClO3 = HCl + S + H2O =>
3 H2S + HClO3 = HCl + 3 S + 3 H2O
CuO(s) + HNO3(aq) = Cu(NO3)2(aq) + H2O(l) =>
CuO(s) + 2 HNO3(aq) = Cu(NO3)2(aq) + H2O(l)
I2 + Cl2 + H2O = HIO3 + HCl =>
I2 + 5 Cl2 + 6 H2O = 2 HIO3 + 10 HCl
Al + NaOH = Al(OH)3 + Na =>
Al + 3 NaOH = Al(OH)3 + 3 Na
Mg + O2 = MgO2 =>
Mg + O2 = MgO2
CH3COOH + Pb(OH)2 = Pb(CH3COO)2 + H2O =>
2 CH3COOH + Pb(OH)2 = Pb(CH3COO)2 + 2 H2O
Cl2 + NaOH = NaCl + NaClO3 + H20 =>
30 Cl2 + 60 NaOH = 40 NaCl + 20 NaClO3 + 3 H20
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l)
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
Pt + HCl + HNO3 = H2PtCl6 + NO2 + H2O =>
Pt + 6 HCl + 4 HNO3 = H2PtCl6 + 4 NO2 + 4 H2O
Mg + O2 = MgO2 =>
Mg + O2 = MgO2
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
NH4Cl + K2[HgI4] = [Hg2N]I + HCl + KI + HI =>
NH4Cl + 2 K2[HgI4] = [Hg2N]I + HCl + 4 KI + 3 HI
CH4(g) + H2O(g) = CO(g) + H2(g) =>
CH4(g) + H2O(g) = CO(g) + 3 H2(g)
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
AgNO3 + NiCl2 = AgCl + Ni(NO3)2 =>
2 AgNO3 + NiCl2 = 2 AgCl + Ni(NO3)2
Mg(NO3)2(s) = MgO(s) + NO2(g) + O2(g) =>
2 Mg(NO3)2(s) = 2 MgO(s) + 4 NO2(g) + O2(g)
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
C6H5NO2 + O2 = CO2 + H2O + N2 =>
4 C6H5NO2 + 25 O2 = 24 CO2 + 10 H2O + 2 N2
N2H4 + Zn + NaOH + H2O = NH3 + Na2[Zn(OH)4] =>
N2H4 + Zn + 2 NaOH + 2 H2O = 2 NH3 + Na2[Zn(OH)4]
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
H2(g) + PbO(s) = Pb(s) + H2O(l) =>
H2(g) + PbO(s) = Pb(s) + H2O(l)
KIO3 + HI + H2SO4 = I2 + K2SO4 + H2O =>
2 KIO3 + 10 HI + H2SO4 = 6 I2 + K2SO4 + 6 H2O
FeO + HNO3 = Fe(NO3)3 + NO + H2O =>
3 FeO + 10 HNO3 = 3 Fe(NO3)3 + NO + 5 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
FeS2 + KOH + Cl2 = K2FeO4 + K2SO4 + KCl + H2O =>
FeS2 + 24 KOH + 9 Cl2 = K2FeO4 + 2 K2SO4 + 18 KCl + 12 H2O
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
ClO3{-} + Na2CO3 = NaClO3 + CO3{2-} =>
2 ClO3{-} + Na2CO3 = 2 NaClO3 + CO3{2-}
| 1 2 3 4 5 6 7 8 |
| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/08/12
Équations équilibrées sur01/07/12
-donnez-nous vos commentaires de votre expérience avec l'équilibreur d'équation chimique.
