| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + O2 = Na2O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NH4Cl + Ba(NO3)2 = NH4(NO3)2 + ClBa =>
NH4Cl + Ba(NO3)2 = NH4(NO3)2 + ClBa
H3O = H2 + H2O =>
2 H3O = H2 + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na + NH3 = NaH3 + N =>
Na + NH3 = NaH3 + N
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Mg + NH3 = MgH3 + N =>
Mg + NH3 = MgH3 + N
AgNO3 + Cu = Ag + Cu(NO3)2 =>
2 AgNO3 + Cu = 2 Ag + Cu(NO3)2
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
C + O2 = CO2 =>
C + O2 = CO2
PbO2 = Pb + O =>
PbO2 = Pb + 2 O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
UF4 + Mg = U + MgF2 =>
UF4 + 2 Mg = U + 2 MgF2
Fe2O3 + Zn = ZnO + Fe =>
Fe2O3 + 3 Zn = 3 ZnO + 2 Fe
Al2O3 + C = Al + CO2 =>
2 Al2O3 + 3 C = 4 Al + 3 CO2
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
Na2SO4 + C = Na2S + CO2 =>
Na2SO4 + 2 C = Na2S + 2 CO2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
FeS + HCl = H2S + FeCl2 =>
FeS + 2 HCl = H2S + FeCl2
Al + HCl = Al2Cl3 + H2 =>
4 Al + 6 HCl = 2 Al2Cl3 + 3 H2
(NH4)2CO3 = NH3 + CO2 + H2O =>
(NH4)2CO3 = 2 NH3 + CO2 + H2O
BaCl2(aq) + K2CrO4(aq) = BaCrO4(s) + KCl(aq) =>
BaCl2(aq) + K2CrO4(aq) = BaCrO4(s) + 2 KCl(aq)
K2CrO4(aq) + Pb(NO3)2(aq) = PbCrO4(s) + KNO3(aq) =>
K2CrO4(aq) + Pb(NO3)2(aq) = PbCrO4(s) + 2 KNO3(aq)
S + NH3 = SH3 + N =>
S + NH3 = SH3 + N
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
C2O4 = CO2 =>
C2O4 = 2 CO2
AgNO3(aq) + BaCl2(aq) = AgCl + Ba(NO3)2(aq) =>
2 AgNO3(aq) + BaCl2(aq) = 2 AgCl + Ba(NO3)2(aq)
KI(aq) + Pb(NO3)2(aq) = PbI2(s) + K(NO3)(aq) =>
2 KI(aq) + Pb(NO3)2(aq) = PbI2(s) + 2 K(NO3)(aq)
K2CrO4(aq) + Pb(NO3)2(aq) = PbCrO4(s) + KNO3(aq) =>
K2CrO4(aq) + Pb(NO3)2(aq) = PbCrO4(s) + 2 KNO3(aq)
H3PO4 + KOH = H2O + K3PO4 =>
H3PO4 + 3 KOH = 3 H2O + K3PO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
C6H12O6 + O2 = H2O + CO2 =>
C6H12O6 + 6 O2 = 6 H2O + 6 CO2
NF3 = N + F =>
NF3 = N + 3 F
NF3 = N + F2 =>
2 NF3 = 2 N + 3 F2
HCl + Mg(OH)2 = H2O + MgCl2 =>
2 HCl + Mg(OH)2 = 2 H2O + MgCl2
HNO3 + CaCO3 = CO2 + H2O + Ca(NO3)2 =>
2 HNO3 + CaCO3 = CO2 + H2O + Ca(NO3)2
Fe(s) + HCl(aq) = FeCl2(aq) + H2(g) =>
Fe(s) + 2 HCl(aq) = FeCl2(aq) + H2(g)
CaO(s) + HNO3(aq) = Ca(NO3)2(aq) + H2O(l) =>
CaO(s) + 2 HNO3(aq) = Ca(NO3)2(aq) + H2O(l)
MgCO3(s) + HCl(aq) = MgCl2(aq) + CO2(g) + H2O(l) =>
MgCO3(s) + 2 HCl(aq) = MgCl2(aq) + CO2(g) + H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/04/08
Équations équilibrées sur06/03/07
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