| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
MnCl2 + Cl + H2O = MnO2 + HCl =>
MnCl2 + 2 Cl + 2 H2O = MnO2 + 4 HCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
CH4(g) + Cl2(g) = CCl4(l) + HCl(g) =>
CH4(g) + 4 Cl2(g) = CCl4(l) + 4 HCl(g)
KBr + F2 = KF + Br2 =>
2 KBr + F2 = 2 KF + Br2
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
La2(NO3)3 + CO(NH2)2 = La2O3 + CO2 + N2 + H2O =>
2 La2(NO3)3 + 4 CO(NH2)2 = 2 La2O3 + 4 CO2 + 7 N2 + 8 H2O
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
Al(s) + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2(g)
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Na + S = Na2S =>
2 Na + S = Na2S
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu =>
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
AlN + H2O = Al(OH)3 + NH3 =>
AlN + 3 H2O = Al(OH)3 + NH3
Na + Ca(OH)2 = NaOH + Ca =>
2 Na + Ca(OH)2 = 2 NaOH + Ca
Ca + Cl = CaCl2 =>
Ca + 2 Cl = CaCl2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
CH2CHCH2CH3 + O2 = CO2 + H2O =>
CH2CHCH2CH3 + 6 O2 = 4 CO2 + 4 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
La2(NO3)3 + CO(NH2)2 = La2O3 + H2O + N2 + CO2 =>
2 La2(NO3)3 + 4 CO(NH2)2 = 2 La2O3 + 8 H2O + 7 N2 + 4 CO2
Fe(s) + O2(g) + H2O(l) = Fe(OH)2(aq) =>
2 Fe(s) + O2(g) + 2 H2O(l) = 2 Fe(OH)2(aq)
Sr(NO3)3 + CO(NH2)2 = SrO + H2O + N2 + CO2 =>
6 Sr(NO3)3 + 16 CO(NH2)2 = 6 SrO + 32 H2O + 25 N2 + 16 CO2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
Fe2O3(s) + H2(g) = Fe(s) + H2O(l) =>
Fe2O3(s) + 3 H2(g) = 2 Fe(s) + 3 H2O(l)
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
Ti(NO3)4 + C21H20O6 = TiO2 + C21H20O4(NO3)4 =>
Ti(NO3)4 + C21H20O6 = TiO2 + C21H20O4(NO3)4
Sr(NO3) + CO(NH2)2 = SrO + H2O + N2 + CO2 =>
6 Sr(NO3) + 4 CO(NH2)2 = 6 SrO + 8 H2O + 7 N2 + 4 CO2
Mn3O4 + Al = Al2O3 + Mn =>
3 Mn3O4 + 8 Al = 4 Al2O3 + 9 Mn
Pb(C2H5)4 + O2 = PbO + H2O + CO2 =>
2 Pb(C2H5)4 + 27 O2 = 2 PbO + 20 H2O + 16 CO2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
NH4Cl + NaOH = NH3 + H2O + NaCl =>
NH4Cl + NaOH = NH3 + H2O + NaCl
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Na + KNO3 = K2O + Na2O + N2 =>
10 Na + 2 KNO3 = K2O + 5 Na2O + N2
C + O2 = CO2 =>
C + O2 = CO2
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
NH4Cl(s) + NaOH(aq) = NH4OH + NaCl(aq) =>
NH4Cl(s) + NaOH(aq) = NH4OH + NaCl(aq)
P4(s) + NaOH(aq) + H2O(l) = PH3(g) + Na2HPO3(aq) =>
P4(s) + 4 NaOH(aq) + 2 H2O(l) = 2 PH3(g) + 2 Na2HPO3(aq)
CO2 + C = CO =>
CO2 + C = 2 CO
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
NaCO3 + C9H8O4 = C9H7O4Na + CO2 + H2O =>
36 NaCO3 + 37 C9H8O4 = 36 C9H7O4Na + 45 CO2 + 22 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/08/20
Équations équilibrées sur09/07/19
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