| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH4 + 3 O2 = 2 CO + 4 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C2H4 + O2 = CO + H2O =>
C2H4 + 2 O2 = 2 CO + 2 H2O
H3N + Br2 = NH4Br + N2 =>
8 H3N + 3 Br2 = 6 NH4Br + N2
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
Sc2O3 + Cl2 + S2Cl2 = ScCl3 + SOCl2 =>
2 Sc2O3 + 9 Cl2 + 3 S2Cl2 = 4 ScCl3 + 6 SOCl2
Zn + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
S + HNO3 = H2SO4 + H2O + NO2 =>
S + 6 HNO3 = H2SO4 + 2 H2O + 6 NO2
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
SCl2 + H3N = S4N4 + NH4Cl + S =>
6 SCl2 + 16 H3N = S4N4 + 12 NH4Cl + 2 S
Pb + NaOH + H2O = NaPb(OH)3 + H2 =>
Pb + NaOH + 2 H2O = NaPb(OH)3 + H2
Br2 + Na2S2O3 + H2O = HBr + Na2SO4 + H2SO4 =>
4 Br2 + Na2S2O3 + 5 H2O = 8 HBr + Na2SO4 + H2SO4
S + HNO3 = H2SO4 + H2O + NO2 =>
S + 6 HNO3 = H2SO4 + 2 H2O + 6 NO2
Na2S2O3 + I2 = NaI + Na2S4O6 =>
2 Na2S2O3 + I2 = 2 NaI + Na2S4O6
CuSO4 + NaCl = CuCl2 + Na2SO4 =>
CuSO4 + 2 NaCl = CuCl2 + Na2SO4
NO2 + H2O = NO + H2O2 =>
NO2 + H2O = NO + H2O2
Na2S(aq) + AgC2H3O2(aq) = Ag2S(s) + NaC2H3O2(aq) =>
Na2S(aq) + 2 AgC2H3O2(aq) = Ag2S(s) + 2 NaC2H3O2(aq)
H2S2O7 + H2O = H2SO4 =>
H2S2O7 + H2O = 2 H2SO4
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
NH4F(aq) + CaCl2(aq) = CaF2(s) + NH4Cl(aq) =>
2 NH4F(aq) + CaCl2(aq) = CaF2(s) + 2 NH4Cl(aq)
Fe(NO3)3(aq) + LiOH(aq) = LiNO3(aq) + Fe(OH)3(s) =>
Fe(NO3)3(aq) + 3 LiOH(aq) = 3 LiNO3(aq) + Fe(OH)3(s)
CuSO4(aq) + BaCl2(aq) = CuCl2(aq) + BaSO4(s) =>
CuSO4(aq) + BaCl2(aq) = CuCl2(aq) + BaSO4(s)
CuSO4*5H2O(s) = CuSO4(s) + H2O(g) =>
CuSO4*5H2O(s) = CuSO4(s) + 5 H2O(g)
KBr + Hg(NO3)2 = K(NO3) + HgBr2 =>
2 KBr + Hg(NO3)2 = 2 K(NO3) + HgBr2
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
CrN3O9 + Ba(OH)2 = Cr(OH)3 + BaN2O6 =>
2 CrN3O9 + 3 Ba(OH)2 = 2 Cr(OH)3 + 3 BaN2O6
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C16H10N2Na2O7S2 + H2O2 = CO2 + H20 + HNO3 + NaHSO4 =>
4 C16H10N2Na2O7S2 + 78 H2O2 = 64 CO2 + 9 H20 + 8 HNO3 + 8 NaHSO4
C16H10N2Na2O7S2 + H2O2 = CO2 + H2O + HNO3 + NaHSO4 =>
C16H10N2Na2O7S2 + 42 H2O2 = 16 CO2 + 45 H2O + 2 HNO3 + 2 NaHSO4
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
BaO2 + H2SO4 = BaSO4 + H2O2 =>
BaO2 + H2SO4 = BaSO4 + H2O2
AlCl3 + CH3COONa + H2O = Al(OH)2(CH3COO) + CH3COOH + NaCl =>
AlCl3 + 3 CH3COONa + 2 H2O = Al(OH)2(CH3COO) + 2 CH3COOH + 3 NaCl
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Co(NO3)3 + (NH4)2S = Co2S3 + NH4NO3 =>
2 Co(NO3)3 + 3(NH4)2S = Co2S3 + 6 NH4NO3
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
Cu + S = CuS =>
Cu + S = CuS
C2H5OH + O2 = C02 + H2O =>
C2H5OH + O2 = C02 + 3 H2O
Cu + S = CuS2 =>
Cu + 2 S = CuS2
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
S + O2 = SO2 =>
S + O2 = SO2
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H + O = H2O =>
2 H + O = H2O
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
NO + Br2 = NOBr =>
2 NO + Br2 = 2 NOBr
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/03/11
Équations équilibrées sur05/03/10
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