| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6(g) + 7 O2 = 4 CO2(g) + 6 H2O(g)
NH3 + F2 = N2F4 + HF =>
2 NH3 + 5 F2 = N2F4 + 6 HF
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
C3H5(s) + O2(g) = H2O(l) + CO2(g) =>
4 C3H5(s) + 17 O2(g) = 10 H2O(l) + 12 CO2(g)
Na2CO3 + HNO3 = Na2NO3 + HCO3 =>
Na2CO3 + HNO3 = Na2NO3 + HCO3
Cu2O(s) + C(s) = Cu(s) + CO(g) =>
Cu2O(s) + C(s) = 2 Cu(s) + CO(g)
HCl(g) + O2(g) = H2O(g) + Cl2(g) =>
4 HCl(g) + O2(g) = 2 H2O(g) + 2 Cl2(g)
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Fe{3+} + I{-} = Fe{2+} + I2 =>
2 Fe{3+} + 2 I{-} = 2 Fe{2+} + I2
Au(NO3)3(aq) + K2CrO4(aq) = Au2(CrO4)3 + KNO3(aq) =>
2 Au(NO3)3(aq) + 3 K2CrO4(aq) = Au2(CrO4)3 + 6 KNO3(aq)
Cu2O(s) + C(s) = Cu(s) + CO(g) =>
Cu2O(s) + C(s) = 2 Cu(s) + CO(g)
Al + NaOH + Fe2(SO4)3 = FeSO4 + H2SO4 + Na3AlO3 =>
2 Al + 6 NaOH + 3 Fe2(SO4)3 = 6 FeSO4 + 3 H2SO4 + 2 Na3AlO3
As{5+} + I{-} = As{3+} + I2 =>
As{5+} + 2 I{-} = As{3+} + I2
Mn3O4 + Al = Al2O3 + Mn =>
3 Mn3O4 + 8 Al = 4 Al2O3 + 9 Mn
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
Ca(ClO3)2 + NaBr = CaBr + Na(ClO3)2 =>
Ca(ClO3)2 + NaBr = CaBr + Na(ClO3)2
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
Pb + Hg2(NO3)2 = Pb(NO3)2 + Hg2 =>
Pb + Hg2(NO3)2 = Pb(NO3)2 + Hg2
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
Fe + O = FeO3 =>
Fe + 3 O = FeO3
SbCl3 + NaOH = Sb(OH)3 + NaCl =>
SbCl3 + 3 NaOH = Sb(OH)3 + 3 NaCl
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Pb(s) + Hg2(NO3)2(aq) = Pb(NO3)2 + Hg =>
Pb(s) + Hg2(NO3)2(aq) = Pb(NO3)2 + 2 Hg
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FE + Cl2 = FECl3 =>
2 FE + 3 Cl2 = 2 FECl3
Al(s) + CuSO4(aq) = Cu(s) + Al2(SO4)3(aq) =>
2 Al(s) + 3 CuSO4(aq) = 3 Cu(s) + Al2(SO4)3(aq)
NH3 + Cl2 = N2H4 + NH4Cl =>
4 NH3 + Cl2 = N2H4 + 2 NH4Cl
Ni2O3(s) = Ni(s) + O2(g) =>
2 Ni2O3(s) = 4 Ni(s) + 3 O2(g)
Cr(NO3)3 + CuSO4 = Cr2(SO4)3 + Cu(NO3)2 =>
2 Cr(NO3)3 + 3 CuSO4 = Cr2(SO4)3 + 3 Cu(NO3)2
NaHCO3(s) = Na2CO3(s) + H2O(l) + CO2(g) =>
2 NaHCO3(s) = Na2CO3(s) + H2O(l) + CO2(g)
Zn(s) + C6H8O7(aq) = Zn3(C6H5O7)2(aq) + H2(g) =>
3 Zn(s) + 2 C6H8O7(aq) = Zn3(C6H5O7)2(aq) + 3 H2(g)
KMnO4 + CH2O + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
4 KMnO4 + 5 CH2O + 6 H2SO4 = 5 CO2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
H2CO3(aq) = H2O(l) + CO2(g) =>
H2CO3(aq) = H2O(l) + CO2(g)
As{5+} + N2H4 = As{3+} + N2 + H{+} =>
2 As{5+} + N2H4 = 2 As{3+} + N2 + 4 H{+}
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
ScCl2 = Sc + Cl2 =>
ScCl2 = Sc + Cl2
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Ni(NO3)2 + KOH = Ni(OH)2 + KNO3 =>
Ni(NO3)2 + 2 KOH = Ni(OH)2 + 2 KNO3
N2 + CO2 + H2O + O2 = C3H5NO9 =>
2 N2 + 12 CO2 + 10 H2O + O2 = 4 C3H5NO9
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/02/19
Équations équilibrées sur07/02/18
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