| Équations équilibrées la veille | Équations équilibrées le lendemain |
BrF3 = Br + 3 F
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
XC2H5 + O2 = XOH + CO2 + H2O =>
2 XC2H5 + 7 O2 = 2 XOH + 4 CO2 + 4 H2O
H2S + KOH = K2S + H2O =>
H2S + 2 KOH = K2S + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CH3COOH + Na2CO3 = NaCH3COO + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 NaCH3COO + H2O + CO2
FeS + HNO3 = Fe(NO3)2 + H2S =>
FeS + 2 HNO3 = Fe(NO3)2 + H2S
Fe + O = Fe2O2 =>
2 Fe + 2 O = Fe2O2
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na2CO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
Na2CO3 + H2SO4 = Na2SO4 + H2O + CO2
H2O4S + Ca(OH)2 = CaSO4 + H2O =>
H2O4S + Ca(OH)2 = CaSO4 + 2 H2O
Na2SO3 + H2SO4 = Na2SO4 + SO2 + H2O =>
Na2SO3 + H2SO4 = Na2SO4 + SO2 + H2O
NO2 + O + H2O = HNO3 =>
2 NO2 + O + H2O = 2 HNO3
Cr2O3 + H2SO4 = Cr2(SO4)3 + H2O =>
Cr2O3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2O
Na2CO3 + Zn(NO3)2 = ZnCO3 + NaNO3 =>
Na2CO3 + Zn(NO3)2 = ZnCO3 + 2 NaNO3
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
MgSO4 + Ba(OH)2 = Mg(OH)2 + BaSO4 =>
MgSO4 + Ba(OH)2 = Mg(OH)2 + BaSO4
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
HBr = H2 + Br2 =>
2 HBr = H2 + Br2
(NH4)3PO4 + Ni(NO3)2 = (NH4)3NO3 + Ni(PO4)2 =>
2(NH4)3PO4 + Ni(NO3)2 = 2(NH4)3NO3 + Ni(PO4)2
(NH4)2S + HCl = (NH4)2Cl + HS =>
(NH4)2S + HCl = (NH4)2Cl + HS
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C + Fe2O3 = Fe + CO =>
3 C + Fe2O3 = 2 Fe + 3 CO
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
CaNO3 + NaPO4 = CaPO4 + NaNO3 =>
CaNO3 + NaPO4 = CaPO4 + NaNO3
NH4I + Cl2 = NH4Cl + I2 =>
2 NH4I + Cl2 = 2 NH4Cl + I2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
C6H6 + O2 = H2O + CO2 =>
2 C6H6 + 15 O2 = 6 H2O + 12 CO2
NO + H2O = H2NO2 =>
NO + H2O = H2NO2
Al0 + HCl = AlCl + H20 =>
20 Al0 + 20 HCl = 20 AlCl + H20
HgO2 = Hg + O2 =>
HgO2 = Hg + O2
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
H2O = O2 + H2 =>
2 H2O = O2 + 2 H2
W3X2Z + X3Z2 = W4Z5 + W2X4 =>
62 W3X2Z + 24 X3Z2 = 22 W4Z5 + 49 W2X4
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Al2(SO4)3 + KHCO3 = Al(OH)3 + K2SO4 + CO2 =>
Al2(SO4)3 + 6 KHCO3 = 2 Al(OH)3 + 3 K2SO4 + 6 CO2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Ba + N2 = Ba3N2 =>
3 Ba + N2 = Ba3N2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
H2O + Na = NaOH + H2 =>
2 H2O + 2 Na = 2 NaOH + H2
H2SO4 + Zn = ZnSO4 + H2 =>
H2SO4 + Zn = ZnSO4 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/31/10
Équations équilibrées sur03/02/09
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