| Équations équilibrées la veille | Équations équilibrées le lendemain |
P4 + 5 O2 = 2 P2O5
CuO + Fe = Fe2O3 + Cu =>
3 CuO + 2 Fe = Fe2O3 + 3 Cu
S + CO = SO2 + C =>
S + 2 CO = SO2 + 2 C
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
K2Cr2O7 + CH3CH2OH + H2SO4 = K2SO4 + Cr2(SO4)3 + CH3COOH + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 CH3COOH + 11 H2O
(NH4)2S + H2O = (NH4)2O + H2S =>
(NH4)2S + H2O = (NH4)2O + H2S
Fe2O3 + Al = Fe + Al2O3 =>
Fe2O3 + 2 Al = 2 Fe + Al2O3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Fe(NO3)3 = Fe2O3 + NO2 + O2 =>
4 Fe(NO3)3 = 2 Fe2O3 + 12 NO2 + 3 O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
ZnSO4 + K2O + H2O = K2ZnO2 + H2SO4 =>
ZnSO4 + K2O + H2O = K2ZnO2 + H2SO4
P + Ba(OH)2 + H2O = PH3 + Ba(H2PO4)2 =>
16 P + 3 Ba(OH)2 + 18 H2O = 10 PH3 + 3 Ba(H2PO4)2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
BaO + HCl = BaCl2 + H2O =>
BaO + 2 HCl = BaCl2 + H2O
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
H2 + Cl2 = HCl2 =>
H2 + 2 Cl2 = 2 HCl2
AgNO3 + NaCL = NaNO3 + AgCL =>
AgNO3 + NaCL = NaNO3 + AgCL
KClO3 = KCl + KClO4 =>
4 KClO3 = KCl + 3 KClO4
AgNO3 + NaCl = NaNO3 + AgCl =>
AgNO3 + NaCl = NaNO3 + AgCl
FeSO4 + K3Fe(CN)6 = K2SO4 + Fe3[Fe(CN)6]2 =>
3 FeSO4 + 2 K3Fe(CN)6 = 3 K2SO4 + Fe3[Fe(CN)6]2
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + H2O(l) + NO(g) =>
3 Cu(s) + 8 HNO3(aq) = 3 Cu(NO3)2(aq) + 4 H2O(l) + 2 NO(g)
O2 + Cl2 = Cl2O =>
O2 + 2 Cl2 = 2 Cl2O
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Ti(C3H7O)4 + H2O = Ti(OH)4 + C3H7OH =>
Ti(C3H7O)4 + 4 H2O = Ti(OH)4 + 4 C3H7OH
K + O2 = K2O2 =>
2 K + O2 = K2O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CaCO3(s) + HCl(aq) = CO2(g) + CaCl2(aq) + H2O(l) =>
CaCO3(s) + 2 HCl(aq) = CO2(g) + CaCl2(aq) + H2O(l)
NaOH + Na2SO4 = H2SO4 + Na2O =>
2 NaOH + Na2SO4 = H2SO4 + 2 Na2O
HgCl2 + H2S = HgS + HCl =>
HgCl2 + H2S = HgS + 2 HCl
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
HNO + NH3 = N2OH4 =>
HNO + NH3 = N2OH4
Al(H2PO4)3 + Ca(OH)2 = AlPO4 + Ca3(PO4)2 + H2O =>
Al(H2PO4)3 + 3 Ca(OH)2 = AlPO4 + Ca3(PO4)2 + 6 H2O
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
C3H8O(g) + O2(g) = CO2(g) + H2O(g) =>
2 C3H8O(g) + 9 O2(g) = 6 CO2(g) + 8 H2O(g)
C2H6 + O2 = CO2 + H20 =>
10 C2H6 + 20 O2 = 20 CO2 + 3 H20
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
MnO2 + KClO3 + KOH = K2MnO4 + KCl + H2O =>
3 MnO2 + KClO3 + 6 KOH = 3 K2MnO4 + KCl + 3 H2O
CaCO3(s) + HCl(aq) = CO2(g) + CaCl2(aq) + H2O(l) =>
CaCO3(s) + 2 HCl(aq) = CO2(g) + CaCl2(aq) + H2O(l)
Cr(OH)3 + HNO2 = Cr(NO2)3 + H2O =>
Cr(OH)3 + 3 HNO2 = Cr(NO2)3 + 3 H2O
SO2 + C = CS2 + CO =>
2 SO2 + 5 C = CS2 + 4 CO
CH3(CH2)3CH3 + O2 = CO2 + H2O =>
CH3(CH2)3CH3 + 8 O2 = 5 CO2 + 6 H2O
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KI + NA2O2 + H2SO4 = I2NA2SO4 + K2SO4 + H2O =>
2 KI + NA2O2 + 2 H2SO4 = I2NA2SO4 + K2SO4 + 2 H2O
Al2O3 + HF = AlF3 + H2O =>
Al2O3 + 6 HF = 2 AlF3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/21/17
Équations équilibrées sur09/20/16
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