| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Zr + 2 O2 = Zr2O4
CoS + CO + Cu = Co2(CO)8 + Cu2S =>
2 CoS + 8 CO + 4 Cu = Co2(CO)8 + 2 Cu2S
K3PO4 + CaCl2 = KCl + Ca3(PO4)2 =>
2 K3PO4 + 3 CaCl2 = 6 KCl + Ca3(PO4)2
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Fe(NO3)2 + Co3(PO4)2 = Co(NO3)2 + Fe3(PO4)2 =>
3 Fe(NO3)2 + Co3(PO4)2 = 3 Co(NO3)2 + Fe3(PO4)2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PCl3 + Cl = PCl5 =>
PCl3 + 2 Cl = PCl5
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
CO + H2O = CO2 + H2 =>
CO + H2O = CO2 + H2
KOH(aq) + Cr(NO3)3(aq) = Cr(OH)3 + KNO3 =>
3 KOH(aq) + Cr(NO3)3(aq) = Cr(OH)3 + 3 KNO3
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
PBr3 = P + Br =>
PBr3 = P + 3 Br
ZnCl2 + (NH4)2 = Zn2 + (NH4)Cl =>
2 ZnCl2 + 2(NH4)2 = Zn2 + 4(NH4)Cl
CH4 = C3H8 + H2 =>
3 CH4 = C3H8 + 2 H2
Cr(s) + NaOH(aq) + H2O(l) = Na[Cr(OH)4](aq) + H2(g) =>
2 Cr(s) + 2 NaOH(aq) + 6 H2O(l) = 2 Na[Cr(OH)4](aq) + 3 H2(g)
Al(s) + Br2 = AlBr3(s) =>
2 Al(s) + 3 Br2 = 2 AlBr3(s)
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
CS2(s) + O2(g) = SO2(g) + CO2(g) =>
CS2(s) + 3 O2(g) = 2 SO2(g) + CO2(g)
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
Ca(OH)2 + HNO3 = H2O + Ca(NO3)2 =>
Ca(OH)2 + 2 HNO3 = 2 H2O + Ca(NO3)2
C12H23 + O2 = C02 + H2O =>
4 C12H23 + 23 O2 = 24 C02 + 46 H2O
NH4PO4 + NaSO4 = NH4SO4 + NaPO4 =>
NH4PO4 + NaSO4 = NH4SO4 + NaPO4
HClO3 + HBr = HCl + Br2 + H2O =>
HClO3 + 6 HBr = HCl + 3 Br2 + 3 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
CuO(s) + H2(g) = Cu(s) + H2O(g) =>
CuO(s) + H2(g) = Cu(s) + H2O(g)
Zn(ClO4)2 + K3PO4 = Zn3(PO4)2 + KClO4 =>
3 Zn(ClO4)2 + 2 K3PO4 = Zn3(PO4)2 + 6 KClO4
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
Li(s) + H2O(l) = LiOH(s) + H2(g) =>
2 Li(s) + 2 H2O(l) = 2 LiOH(s) + H2(g)
KMnO4 + NH3 = KNO3 + MnO2 + KOH + H2O =>
8 KMnO4 + 3 NH3 = 3 KNO3 + 8 MnO2 + 5 KOH + 2 H2O
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
KMnO4 + FeSO4 + H2SO4 = MnSO4 + K2SO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Fe2(SO4)3 + 8 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
KNO3 + COBr2 + HBr = KBr + H2O + COBr3 + NO =>
KNO3 + 3 COBr2 + 4 HBr = KBr + 2 H2O + 3 COBr3 + NO
Li + O2 = LiO2 =>
Li + O2 = LiO2
BeSO4 + NH4OH = Be(OH)2 + (NH4)2SO4 =>
BeSO4 + 2 NH4OH = Be(OH)2 + (NH4)2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/13/19
Équations équilibrées sur02/12/18
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