| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 MgCl2 + NO2 + 4 NO = 2 NCl3 + 3 MgNO2
H2So4 + NaOH = H2O + Na2So4 =>
H2So4 + 2 NaOH = 2 H2O + Na2So4
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
Al(s) + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2(g)
NaOH + (NH4)2CO3 = H2O + NH3 + Na2CO3 =>
2 NaOH + (NH4)2CO3 = 2 H2O + 2 NH3 + Na2CO3
Pb(C2H3O2)2 + KI = KC2H3O2 + PbI2 =>
Pb(C2H3O2)2 + 2 KI = 2 KC2H3O2 + PbI2
Ca + H2O = CaO + H =>
Ca + H2O = CaO + 2 H
H2FeO4 + HeOH = He2FeO4 + H2O =>
H2FeO4 + 2 HeOH = He2FeO4 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
Fe + H2O = H2 + Fe3O =>
3 Fe + H2O = H2 + Fe3O
FeCl2 + K3[Fe(CN)6] = KCl + K2Fe(CN)6 + Fe =>
FeCl2 + 2 K3[Fe(CN)6] = 2 KCl + 2 K2Fe(CN)6 + Fe
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
HClO4 + KOH = KClO4 + H2O =>
HClO4 + KOH = KClO4 + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MgCl3 + MgNO2 = NCl3 + MgO =>
MgCl3 + MgNO2 = NCl3 + 2 MgO
Na + S8 = Na2S =>
16 Na + S8 = 8 Na2S
Al(OH)3 + H2SO3 = Al2(SO3)3 + HOH =>
2 Al(OH)3 + 3 H2SO3 = Al2(SO3)3 + 6 HOH
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
C5H10S + O2 = CO2 + H2O + SO2 =>
2 C5H10S + 17 O2 = 10 CO2 + 10 H2O + 2 SO2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Al(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2(g)
H2S + Fe(OH)3 = Fe2S3 + H2O =>
3 H2S + 2 Fe(OH)3 = Fe2S3 + 6 H2O
Pb + HCl = PbCl + H2 =>
2 Pb + 2 HCl = 2 PbCl + H2
Mg + HCl = H + MgCl =>
Mg + HCl = H + MgCl
Ti2O3 + H2O = Ti(OH)3 =>
Ti2O3 + 3 H2O = 2 Ti(OH)3
Pb + HCl = PbCl + H2 =>
2 Pb + 2 HCl = 2 PbCl + H2
Ba(OH)2 + H2SO4 = H2O + BaSO4 =>
Ba(OH)2 + H2SO4 = 2 H2O + BaSO4
MgCl2 + HCl = MgCl3 + H =>
MgCl2 + HCl = MgCl3 + H
MgCl2 + HCl = MgCl3 + H2 =>
2 MgCl2 + 2 HCl = 2 MgCl3 + H2
C3H4O4 + NaOH = H2O + C3H2Na2O4 =>
C3H4O4 + 2 NaOH = 2 H2O + C3H2Na2O4
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
CrBr3 + K2SO4 = Cr2(SO4)3 + KBr =>
2 CrBr3 + 3 K2SO4 = Cr2(SO4)3 + 6 KBr
Sr(NO3)2(aq) + H2SO4(aq) = SrSO4(s) + HNO3(aq) =>
Sr(NO3)2(aq) + H2SO4(aq) = SrSO4(s) + 2 HNO3(aq)
P4 + I2 = PI3 =>
P4 + 6 I2 = 4 PI3
PbSO4 + Zn = Pb + ZnSO4 =>
PbSO4 + Zn = Pb + ZnSO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
MgO + H3PO4 = Mg3(PO4)2 + H2O =>
3 MgO + 2 H3PO4 = Mg3(PO4)2 + 3 H2O
Br2 + KI = I2 + KBr =>
Br2 + 2 KI = I2 + 2 KBr
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Fe + H2O = Fe{2+} + H2 + OH{-} =>
Fe + 2 H2O = Fe{2+} + H2 + 2 OH{-}
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Cu{2+} + NH4OH = Cu(NH3)4{2+} + H2O =>
Cu{2+} + 4 NH4OH = Cu(NH3)4{2+} + 4 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
H2FeO4 + HeOH = He2FeO4 + H2O =>
H2FeO4 + 2 HeOH = He2FeO4 + 2 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
H2NaO4 + HeOH = He2NaO4 + H2O =>
H2NaO4 + 2 HeOH = He2NaO4 + 2 H2O
Cr2O7{-2} + H2C2O4 + H{+} = Cr{+3} + CO2 + H2O =>
Cr2O7{-2} + 3 H2C2O4 + 8 H{+} = 2 Cr{+3} + 6 CO2 + 7 H2O
H2NaO4 + NeOH = Ne2NaO4 + H2O =>
H2NaO4 + 2 NeOH = Ne2NaO4 + 2 H2O
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/15/13
Équations équilibrées sur10/15/12
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