| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + 2 O2 = CO2 + 2 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
As2O3 + HCl = AsCl3 + H2O =>
As2O3 + 6 HCl = 2 AsCl3 + 3 H2O
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
V + Se + I2 + H2O = [VSe4][V4OSe8I6]2I2 + H2 =>
9 V + 20 Se + 7 I2 + 2 H2O = [VSe4][V4OSe8I6]2I2 + 2 H2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
F2 + H2O = HF + O2 =>
2 F2 + 2 H2O = 4 HF + O2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
CH3NHNH2 + N2O4 = N2 + H2O + CO2 =>
4 CH3NHNH2 + 5 N2O4 = 9 N2 + 12 H2O + 4 CO2
KNO3(aq) + NiCl2(aq) = KCl(aq) + Ni(NO3)2(aq) =>
2 KNO3(aq) + NiCl2(aq) = 2 KCl(aq) + Ni(NO3)2(aq)
MgO(s) + Fe(s) = Fe2O3(s) + Mg(s) =>
3 MgO(s) + 2 Fe(s) = Fe2O3(s) + 3 Mg(s)
P + Br2 = PBr3 =>
2 P + 3 Br2 = 2 PBr3
H2S + HNO3 = S + NO + H2O =>
3 H2S + 2 HNO3 = 3 S + 2 NO + 4 H2O
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
NH4OH = NH3 + H2O =>
NH4OH = NH3 + H2O
Fe + V2O3 = Fe2O3 + VO =>
2 Fe + 3 V2O3 = Fe2O3 + 6 VO
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NaI + Cl2 = NaCl + I =>
2 NaI + Cl2 = 2 NaCl + 2 I
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
I2(s) + Cl2(g) = I2Cl6 =>
I2(s) + 3 Cl2(g) = I2Cl6
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
K2CO3 + BaCl2 = KCl + BaCO3 =>
K2CO3 + BaCl2 = 2 KCl + BaCO3
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
PbS(s) + O2(g) = PbO(s) + SO2(g) =>
2 PbS(s) + 3 O2(g) = 2 PbO(s) + 2 SO2(g)
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
Zn(OH)2 + Ba(OH)2 = BaZnO2 + H2O =>
Zn(OH)2 + Ba(OH)2 = BaZnO2 + 2 H2O
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
NO2{-} + MnO4{-} + H3O{+} = NO3{-} + Mn3{+} + H2O =>
10 NO2{-} + 3 MnO4{-} + 4 H3O{+} = 10 NO3{-} + Mn3{+} + 6 H2O
Zn(OH)2 + Ba(OH)2 = BaZnO2 + H2O =>
Zn(OH)2 + Ba(OH)2 = BaZnO2 + 2 H2O
FeCl3 + Na2Co3 = Fe2(Co3)3 + NaCl =>
2 FeCl3 + 3 Na2Co3 = Fe2(Co3)3 + 6 NaCl
Cu(NO3)2 + H2O = HNO3 + Cu(OH)2 =>
Cu(NO3)2 + 2 H2O = 2 HNO3 + Cu(OH)2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaOH + XeF2 = Xe + O2 + NaF + H2O =>
4 NaOH + 2 XeF2 = 2 Xe + O2 + 4 NaF + 2 H2O
Mg(s) + Br2(l) = MgBr2(s) =>
Mg(s) + Br2(l) = MgBr2(s)
Zn(OH)2 + Ba(OH)2 = Ba[Zn(OH)4] =>
Zn(OH)2 + Ba(OH)2 = Ba[Zn(OH)4]
C7H16 + O2 = CO + H2O =>
2 C7H16 + 15 O2 = 14 CO + 16 H2O
H2SeO4 + Al(OH)3 = Al2(SeO4)3 + H2O =>
3 H2SeO4 + 2 Al(OH)3 = Al2(SeO4)3 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/20/21
Équations équilibrées sur07/20/20
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