| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
N2(g) + O2(g) + H2O = HNO3(aq) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(aq)
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Al(s) + CuO(s) = Al2O3(s) + Cu(s) =>
2 Al(s) + 3 CuO(s) = Al2O3(s) + 3 Cu(s)
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
Al + HC2H3O2 = H2 + Al(C2H3O2)3 =>
2 Al + 6 HC2H3O2 = 3 H2 + 2 Al(C2H3O2)3
N2O + O2 = NO2 =>
2 N2O + 3 O2 = 4 NO2
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
C5H5O2 + O2 = CO2 + H2O =>
4 C5H5O2 + 21 O2 = 20 CO2 + 10 H2O
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
Al(s) + HCl(aq) = H2(g) + AlCl3(aq) =>
2 Al(s) + 6 HCl(aq) = 3 H2(g) + 2 AlCl3(aq)
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
SiCl4 = Si + Cl2 =>
SiCl4 = Si + 2 Cl2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
FeS + O2 = FeO + SO2 =>
2 FeS + 3 O2 = 2 FeO + 2 SO2
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
NaBr = Na + Br2 =>
2 NaBr = 2 Na + Br2
HCl + NH4Cl + K2Cr2O7 = CrCl3 + KCl + N2 + H2O =>
6 HCl + 2 NH4Cl + K2Cr2O7 = 2 CrCl3 + 2 KCl + N2 + 7 H2O
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Li2SO4 + NaNO3 = Na2SO4 + LiNO3 =>
Li2SO4 + 2 NaNO3 = Na2SO4 + 2 LiNO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
HI(g) = H2(g) + I2(g) =>
2 HI(g) = H2(g) + I2(g)
Zn + HCl = ZnHCl =>
Zn + HCl = ZnHCl
H3AsO3 = As2O3 + H2O =>
2 H3AsO3 = As2O3 + 3 H2O
PbO + HNO3 = Pb(NO3)2 + H2O =>
PbO + 2 HNO3 = Pb(NO3)2 + H2O
Zn + Cu2SO4 = Zn2SO4 + Cu =>
2 Zn + Cu2SO4 = Zn2SO4 + 2 Cu
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
HBr + Al(OH)3 = H2O + AlBr3 =>
3 HBr + Al(OH)3 = 3 H2O + AlBr3
K4[Fe(SCN)6] + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + CO2 + H2O + K2SO4 + KNO3 =>
6 K4[Fe(SCN)6] + 97 K2Cr2O7 + 355 H2SO4 = 3 Fe2(SO4)3 + 97 Cr2(SO4)3 + 36 CO2 + 355 H2O + 91 K2SO4 + 36 KNO3
Na + KNO3 = K2O + Na2O + N2 =>
10 Na + 2 KNO3 = K2O + 5 Na2O + N2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Ca + AlCl3 = Al + CaCl2 =>
3 Ca + 2 AlCl3 = 2 Al + 3 CaCl2
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
K2CrO4 + AlCl3 = KCl + Al2(CrO4)3 =>
3 K2CrO4 + 2 AlCl3 = 6 KCl + Al2(CrO4)3
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
Fe + F = Fe3F =>
3 Fe + F = Fe3F
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Pb + Li2Cr2O7 = PbCr2O7 + Li =>
Pb + Li2Cr2O7 = PbCr2O7 + 2 Li
Al(s) + H2SO4(aq) = H2(g) + Al2(SO4)3(aq) =>
2 Al(s) + 3 H2SO4(aq) = 3 H2(g) + Al2(SO4)3(aq)
CH3 + NaHCO3(s) = CH3COONa + H2O(l) + CO2(g) =>
8 CH3 + 7 NaHCO3(s) = 7 CH3COONa + 5 H2O(l) + CO2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/19
Équations équilibrées sur02/11/18
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