| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H8 + Br2 = C3H7Br + HBr
Mg + Sn(NO3)4 = Mg(NO3)2 + Sn =>
2 Mg + Sn(NO3)4 = 2 Mg(NO3)2 + Sn
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
Zn + Sn2{+} = Sn + Zn2{+} =>
2 Zn + Sn2{+} = 2 Sn + Zn2{+}
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
Sn + Al(NO3)2 = Sn(NO3) + Al =>
2 Sn + Al(NO3)2 = 2 Sn(NO3) + Al
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
KClO3 = KClO2 + O2 =>
2 KClO3 = 2 KClO2 + O2
Cl{-} + CrO4 + H{+} = HClO + Cr{3+} + H2O =>
5 Cl{-} + 2 CrO4 + 11 H{+} = 5 HClO + 2 Cr{3+} + 3 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
PbCO3 + HC1 = Pb1C2 + H2CO3 =>
PbCO3 + 2 HC1 = Pb1C2 + H2CO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C4H8 + Br2 = C4H8Br2 =>
C4H8 + Br2 = C4H8Br2
NH3 = H + NH =>
NH3 = 2 H + NH
Mg + Al(NO3)3 = Mg(NO3)2 + Al =>
3 Mg + 2 Al(NO3)3 = 3 Mg(NO3)2 + 2 Al
Zn + Ca(NO3)3 = Zn(NO3) + Ca =>
3 Zn + Ca(NO3)3 = 3 Zn(NO3) + Ca
Mg + N2 = MgN =>
2 Mg + N2 = 2 MgN
CO2 + CaOH = H20 + CaCO3 =>
20 CO2 + 20 CaOH = H20 + 20 CaCO3
H2O2 + MgO2 = MgH2 + O2 =>
H2O2 + MgO2 = MgH2 + 2 O2
N2O5 = NO2 + O =>
N2O5 = 2 NO2 + O
NH4Cl + H3PO4 = (NH4)2HPO4 + HCl =>
2 NH4Cl + H3PO4 = (NH4)2HPO4 + 2 HCl
C + S = CS2 =>
C + 2 S = CS2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Bi2O5 + NaClO + NaOH = NaCl + H2O + NaBiO5 =>
Bi2O5 + 4 NaClO + 2 NaOH = 4 NaCl + H2O + 2 NaBiO5
CuCO3 + HC1 = Cu1C2 + H2CO3 =>
CuCO3 + 2 HC1 = Cu1C2 + H2CO3
NH4Cl + H3PO4 = NH4H2PO4 + HCl =>
NH4Cl + H3PO4 = NH4H2PO4 + HCl
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
H{+} + AsO4{3-} + {-} = AsO2{-} + OH{-} =>
2 H{+} + AsO4{3-} + 2e = AsO2{-} + 2 OH{-}
HCOOH + CH3OH = C2H4O2 + H2O =>
HCOOH + CH3OH = C2H4O2 + H2O
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
NH3 = H + NH2 =>
NH3 = H + NH2
KNO2 + KMnO4 + H2O = KOH + KNO3 + MnO2 =>
3 KNO2 + 2 KMnO4 + H2O = 2 KOH + 3 KNO3 + 2 MnO2
MgNH4PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4 = Mg2P2O7 + 2 NH3 + H2O
Zn + Fe(NO3)3 = Zn(NO3)2 + Fe =>
3 Zn + 2 Fe(NO3)3 = 3 Zn(NO3)2 + 2 Fe
CrCl3 + AgNO3 = Cr(NO3)3 + AgCl =>
CrCl3 + 3 AgNO3 = Cr(NO3)3 + 3 AgCl
HGO = HG + O2 =>
2 HGO = 2 HG + O2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
KO2(s) + H2O(l) + CO2(g) = KHCO3(aq) + O2(g) =>
4 KO2(s) + 2 H2O(l) + 4 CO2(g) = 4 KHCO3(aq) + 3 O2(g)
NH3 + O2 = HNO3 + H2O =>
NH3 + 2 O2 = HNO3 + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
Al2(SO4)3 + NH4Br = AlBr3 + (NH4)2SO4 =>
Al2(SO4)3 + 6 NH4Br = 2 AlBr3 + 3(NH4)2SO4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn + Fe(NO3)2 = Zn(NO3)2 + Fe =>
Zn + Fe(NO3)2 = Zn(NO3)2 + Fe
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/27/12
Équations équilibrées sur04/26/11
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