| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C8H10 + 21 O2 = 16 CO2 + 10 H2O
MG + HNO3 = MG(NO3)2 + H2 =>
MG + 2 HNO3 = MG(NO3)2 + H2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
K + H2 = KH =>
2 K + H2 = 2 KH
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
K + H2 = KH =>
2 K + H2 = 2 KH
Pb(OH)2 + H2SO4 = PbSO4 + H2O =>
Pb(OH)2 + H2SO4 = PbSO4 + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NaCrO2 + I2 + NaOH = Na2CrO4 + NaI + H2O =>
2 NaCrO2 + 3 I2 + 8 NaOH = 2 Na2CrO4 + 6 NaI + 4 H2O
SnCl2 + H2SO4 = Sn(SO4) + HCl =>
SnCl2 + H2SO4 = Sn(SO4) + 2 HCl
B + F2 = BF2 =>
B + F2 = BF2
Pb(CH3Coo)2 + H2S = PbS + CH3CooH =>
Pb(CH3Coo)2 + H2S = PbS + 2 CH3CooH
P2O3 + O2 = P2O5 =>
P2O3 + O2 = P2O5
Fe(NO3)3 + NaI = FeI3 + NaNO3 =>
Fe(NO3)3 + 3 NaI = FeI3 + 3 NaNO3
CaF2 + H2SO4 = CaSO4 + HF =>
CaF2 + H2SO4 = CaSO4 + 2 HF
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe(OH)3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe(OH)3(s) + 3 HNO3(aq) = Fe(NO3)3(aq) + 3 H2O(l)
C5H11OH + Na = C5H11ONa + H2 =>
2 C5H11OH + 2 Na = 2 C5H11ONa + H2
SiO2 + C14H12O2 + H2O = SiC14H11(OH)4 + O2 =>
4 SiO2 + 4 C14H12O2 + 6 H2O = 4 SiC14H11(OH)4 + 3 O2
NaCl + H2SO4 + MnO2 = Cl2 + NaSO4 + MnSO4 + H2O =>
2 NaCl + 4 H2SO4 + 2 MnO2 = Cl2 + 2 NaSO4 + 2 MnSO4 + 4 H2O
C4H10 + O2 = CO2 + H20 =>
2 C4H10 + 8 O2 = 8 CO2 + H20
Fe + I2 = FeI2 =>
Fe + I2 = FeI2
Co + HgCl2 = CoCl3 + Hg =>
2 Co + 3 HgCl2 = 2 CoCl3 + 3 Hg
C2H4O2 + Al(OH)3 = H2O + Al(C2H3O2)3 =>
3 C2H4O2 + Al(OH)3 = 3 H2O + Al(C2H3O2)3
Na2S2O3 + Cl2 + H2O = Na2SO4 + HCl + S =>
Na2S2O3 + Cl2 + H2O = Na2SO4 + 2 HCl + S
NO + H2O = NH3 + O3 =>
6 NO + 9 H2O = 6 NH3 + 5 O3
Ag{+} + Cu = Cu2{+} + Ag =>
Ag{+} + 2 Cu = Cu2{+} + Ag
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Sb + H2SO4 = Sb2(SO4)3 + SO2 + H2O =>
2 Sb + 6 H2SO4 = Sb2(SO4)3 + 3 SO2 + 6 H2O
Ca(OH)2 + C20H14O4 = C2H3O2 + CaOH =>
16 Ca(OH)2 + C20H14O4 = 10 C2H3O2 + 16 CaOH
Ag{+} + Cu = Cu2{+} + Ag =>
Ag{+} + 2 Cu = Cu2{+} + Ag
H2C2O4H2O + KMnO4 = CO2 + K2O + MnO + H2O =>
5 H2C2O4H2O + 2 KMnO4 = 10 CO2 + K2O + 2 MnO + 10 H2O
I{-} + H2O2 + H3O{+} = H2O + I2 =>
2 I{-} + H2O2 + 2 H3O{+} = 4 H2O + I2
Ba3N2 = Ba + N2 =>
Ba3N2 = 3 Ba + N2
Fe(OH)3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe(OH)3(s) + 3 HNO3(aq) = Fe(NO3)3(aq) + 3 H2O(l)
Cr2O3 + Na2CO3 + NaNO3 = Na2CrO4 + NaNO2 + CO2 =>
Cr2O3 + 2 Na2CO3 + 3 NaNO3 = 2 Na2CrO4 + 3 NaNO2 + 2 CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
PbCl2 + H2O2 = PbO2 + HCl =>
PbCl2 + H2O2 = PbO2 + 2 HCl
C2H4 + O2 = CO2 + H2 =>
C2H4 + 2 O2 = 2 CO2 + 2 H2
SiO2 + C14H12O2 + H2O = SiC14H11(OH)3 + O2 =>
SiO2 + C14H12O2 + H2O = SiC14H11(OH)3 + O2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
MnO2 + KCLO3 + KOH = K2MnO4 + KCL + H2O =>
3 MnO2 + KCLO3 + 6 KOH = 3 K2MnO4 + KCL + 3 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
PH3 + HCLO3 = HCL + H3PO4 =>
3 PH3 + 4 HCLO3 = 4 HCL + 3 H3PO4
Fe + NaBr = FeBr3 + Na =>
Fe + 3 NaBr = FeBr3 + 3 Na
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/01/15
Équations équilibrées sur03/03/14
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