| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 N2O5 + 12 PCl5 = 20 NCl3 + 3 P4 + 25 O2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
AgNO3 + KCl = KNO3 + AgCl =>
AgNO3 + KCl = KNO3 + AgCl
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
H + O2 = H2O =>
4 H + O2 = 2 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
AgNO3 + Na2CrO4 = Ag2CrO4 + NaNO3 =>
2 AgNO3 + Na2CrO4 = Ag2CrO4 + 2 NaNO3
P4 + S8 = P4S3 =>
8 P4 + 3 S8 = 8 P4S3
AlBr3 + Cl = AlCl3 + Br2 =>
2 AlBr3 + 6 Cl = 2 AlCl3 + 3 Br2
NaCLO3 = Na + CLO3 =>
NaCLO3 = Na + CLO3
CaCl2 + Ag = AgCl + Ca =>
CaCl2 + 2 Ag = 2 AgCl + Ca
PbCrO4 + HNO3 = Pb(NO3)2 + H2CrO4 =>
PbCrO4 + 2 HNO3 = Pb(NO3)2 + H2CrO4
Fe1S1 + O2 = Fe2O3 + S1O2 =>
4 Fe1S1 + 7 O2 = 2 Fe2O3 + 4 S1O2
CH4(g) + Cl2(g) = CHCl39(g) + HCl =>
CH4(g) + 21 Cl2(g) = CHCl39(g) + 3 HCl
H4P2O7 = P2O5 + H2O =>
H4P2O7 = P2O5 + 2 H2O
Br{-} + MnO2 + H{+} = Mn2{+} + Br2 + H2O =>
14 Br{-} + 4 MnO2 + 16 H{+} = 2 Mn2{+} + 7 Br2 + 8 H2O
NaClO3 = Na + ClO3 =>
NaClO3 = Na + ClO3
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
Al2O3 + Fe = Fe2O3 + Al =>
Al2O3 + 2 Fe = Fe2O3 + 2 Al
CH4(g) + Cl2(g) = CHCl3(g) + HCl =>
CH4(g) + 3 Cl2(g) = CHCl3(g) + 3 HCl
Al + HCl = AlCl + H =>
Al + HCl = AlCl + H
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
CH4 + S8 = CS2 + H2S =>
2 CH4 + S8 = 2 CS2 + 4 H2S
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
KMnO4 + C5H8O2 = Mn(C5H7O2)3 + KOH + H2O + O2 =>
KMnO4 + 3 C5H8O2 = Mn(C5H7O2)3 + KOH + H2O + O2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Cr2(SO4)3 + CaCl2 = CrCl3 + CaSO4 =>
Cr2(SO4)3 + 3 CaCl2 = 2 CrCl3 + 3 CaSO4
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
AgNO2 + BaSO4 = AgSO4 + BaNO2 =>
AgNO2 + BaSO4 = AgSO4 + BaNO2
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
Ba + H2O = H2 + Ba(OH)2 =>
Ba + 2 H2O = H2 + Ba(OH)2
NH3 + H4SiO4 = (NH4)3HSiO4 =>
3 NH3 + H4SiO4 = (NH4)3HSiO4
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + HCl = AlCl + H =>
Al + HCl = AlCl + H
NI3 = N2 + I2 =>
2 NI3 = N2 + 3 I2
(NH4)2SO4 + BaCl2 = NH4Cl + BaSO4 =>
(NH4)2SO4 + BaCl2 = 2 NH4Cl + BaSO4
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/03/15
Équations équilibrées sur02/02/14
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