| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Al + 3 O2 = 2 Al2O3
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
O2 = O3 =>
3 O2 = 2 O3
CaC2O4 + H2SO4 = CaSO4 + CO2 + H20 =>
10 CaC2O4 + 10 H2SO4 = 10 CaSO4 + 20 CO2 + H20
CaC2O4 + H2SO4 = CaSO4 + CO2 + H =>
CaC2O4 + H2SO4 = CaSO4 + 2 CO2 + 2 H
Mg + O = MgO =>
Mg + O = MgO
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
KBr + AgNO3 = AgBr + KNO3 =>
KBr + AgNO3 = AgBr + KNO3
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
CH3CO2{�}(aq) + NO3{�}(aq) = CO2(g) + N2(g) + H2O(l) =>
12 CH3CO2{�}(aq) + 14 NO3{�}(aq) = 24 CO2(g) + 7 N2(g) + 18 H2O(l)
KF = K + F =>
KF = K + F
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
Al + H2SO4 = Al(SO4)3 + H2 =>
Al + 3 H2SO4 = Al(SO4)3 + 3 H2
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
H3C6H5O7 + NaOH = H2O + Na3C6H5O7 =>
H3C6H5O7 + 3 NaOH = 3 H2O + Na3C6H5O7
NaCl + SO2 + H2O + O2 = Na2SO4 + HCl =>
4 NaCl + 2 SO2 + 2 H2O + O2 = 2 Na2SO4 + 4 HCl
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
HCl + Cr = CrCl3 + H2 =>
6 HCl + 2 Cr = 2 CrCl3 + 3 H2
C6H8O7 + NaOH = C6H5O7Na3 + H2O =>
C6H8O7 + 3 NaOH = C6H5O7Na3 + 3 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CU(NO3)2 + NH3 + H2O = CU(OH)2 + NH4NO3 =>
CU(NO3)2 + 2 NH3 + 2 H2O = CU(OH)2 + 2 NH4NO3
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
C2H6S + O2 = CO2 + H2O + SO2 =>
2 C2H6S + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
Na2SO4 + H2 = Na2S + H2O =>
Na2SO4 + 4 H2 = Na2S + 4 H2O
Pb(NO3) + H2SO4 = Pb(SO4) + H2(NO3) =>
Pb(NO3) + H2SO4 = Pb(SO4) + H2(NO3)
B + SiO2 = Si + B2O2 =>
2 B + SiO2 = Si + B2O2
CuSO4 + NaOH = Cu(OH) + Na(SO4) =>
CuSO4 + NaOH = Cu(OH) + Na(SO4)
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Sn(NO3)2 + NaOH = Sn(OH)2 + NaNO3 =>
Sn(NO3)2 + 2 NaOH = Sn(OH)2 + 2 NaNO3
B + SIO2 = SI + B2O2 =>
2 B + SIO2 = SI + B2O2
HNO3 + P2S3 = H3PO4 + H2SO4 + NO2 + H2O =>
28 HNO3 + P2S3 = 2 H3PO4 + 3 H2SO4 + 28 NO2 + 8 H2O
Na + P = Na3P =>
3 Na + P = Na3P
HNO3 + P2S5 = H3PO4 + H2SO4 + NO2 + H2O =>
40 HNO3 + P2S5 = 2 H3PO4 + 5 H2SO4 + 40 NO2 + 12 H2O
B + Cl2 = BCl3 =>
2 B + 3 Cl2 = 2 BCl3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
H2O + CO2 = H2CO3 =>
H2O + CO2 = H2CO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
SO2 + H2S = S + H2O =>
SO2 + 2 H2S = 3 S + 2 H2O
FeS2 + HCl = FeCl2 + HS =>
FeS2 + 2 HCl = FeCl2 + 2 HS
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/07/09
Équations équilibrées sur09/06/08
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