| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NH4NO3 + C12H12O6 = CO2 + H2O + N2 =>
24 NH4NO3 + C12H12O6 = 12 CO2 + 54 H2O + 24 N2
AgNO3 + [Cr(NH3)4Cl2]{+} = AgCl + [Cr(NH3)4Cl(NO3)]{+} =>
AgNO3 + [Cr(NH3)4Cl2]{+} = AgCl + [Cr(NH3)4Cl(NO3)]{+}
NaCl + LiI = NaI + LiCl =>
NaCl + LiI = NaI + LiCl
S2 + NaOH = NaSO3 + NaS + H2O =>
3 S2 + 6 NaOH = NaSO3 + 5 NaS + 3 H2O
FeCl3 + HCl = FeCl4{-} + H{+} =>
FeCl3 + HCl = FeCl4{-} + H{+}
H2C6H6O6 + NaOH = Na2C6H6O6 + H2O =>
H2C6H6O6 + 2 NaOH = Na2C6H6O6 + 2 H2O
CH3NH3 + Cl + NaOH = CH3NH2 + NaCl + H2O =>
CH3NH3 + Cl + NaOH = CH3NH2 + NaCl + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KI + Fe2(SO4)3 = K2(SO4) + FeSO4 + I2 =>
2 KI + Fe2(SO4)3 = K2(SO4) + 2 FeSO4 + I2
MgCO3 + SO3 = MgSO3 + CO3 =>
MgCO3 + SO3 = MgSO3 + CO3
Cl2 + Ca(OH)2 = Ca(OCl)2 + CaCl2 + H2O =>
2 Cl2 + 2 Ca(OH)2 = Ca(OCl)2 + CaCl2 + 2 H2O
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Na3[Au(S2O3)2] + Na2S = Na2S2O3 + Au2S =>
2 Na3[Au(S2O3)2] + Na2S = 4 Na2S2O3 + Au2S
Sb2S3 + HNO3 = Sb2O5 + H2SO4 + NO2 + H2O =>
Sb2S3 + 28 HNO3 = Sb2O5 + 3 H2SO4 + 28 NO2 + 11 H2O
K3AsO4*6H2O + CaBr2*H2O = K3AsO4*4H2O + CaBr2*6H2O =>
5 K3AsO4*6H2O + 2 CaBr2*H2O = 5 K3AsO4*4H2O + 2 CaBr2*6H2O
Ca(OH)2 + Al + H2O = Ca(Al(OH)4)2 + H2 =>
Ca(OH)2 + 2 Al + 6 H2O = Ca(Al(OH)4)2 + 3 H2
Cr(OH)2 + HCl = CrCl3 + Cr(OH) + H2O =>
2 Cr(OH)2 + 3 HCl = CrCl3 + Cr(OH) + 3 H2O
PH3 = H2 + P4 =>
4 PH3 = 6 H2 + P4
NaOH(s) + HCl(aq) = NaCl(s) + H2O(l) =>
NaOH(s) + HCl(aq) = NaCl(s) + H2O(l)
N2H4 + N2I4 = N2 + HI =>
N2H4 + N2I4 = 2 N2 + 4 HI
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Rb + HI = RbI + H2 =>
2 Rb + 2 HI = 2 RbI + H2
NaHCO3 + C6H8O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + C6H8O7 = 3 CO2 + 3 H2O + Na3C6H5O7
H2S + K2Cr2O7 + H2SO4 = Cr2(SO4)3K2SO4 + H2O =>
3 H2S + 4 K2Cr2O7 + 13 H2SO4 = 4 Cr2(SO4)3K2SO4 + 16 H2O
C6H8O7 + H2O2 = C6H8O8 + H2O =>
C6H8O7 + H2O2 = C6H8O8 + H2O
C3H8O2 + Cu(OH)2 = [Cu(C3H8O2)2](OH)2 =>
2 C3H8O2 + Cu(OH)2 = [Cu(C3H8O2)2](OH)2
HNO3(aq) + NH4OH(l) = NH4NO3(aq) + H2O(l) =>
HNO3(aq) + NH4OH(l) = NH4NO3(aq) + H2O(l)
Cu(NO3)2 + HCl = CuCl2 + NO3H =>
Cu(NO3)2 + 2 HCl = CuCl2 + 2 NO3H
Te(s) + H2O = TeO(aq) + H2(g) =>
Te(s) + H2O = TeO(aq) + H2(g)
K2S2O3 + Br2 + H2O = S + HBr + K2SO4 =>
K2S2O3 + Br2 + H2O = S + 2 HBr + K2SO4
C4H9OH + Na2O = C3H7CHO + Na + H2O =>
C4H9OH + Na2O = C3H7CHO + 2 Na + H2O
Al(OH)3 + KCl = K(OH) + AlCl3 =>
Al(OH)3 + 3 KCl = 3 K(OH) + AlCl3
NaHSO4 + K2CO3 = Na2CO3 + KHSO4 =>
2 NaHSO4 + K2CO3 = Na2CO3 + 2 KHSO4
C2H6O + C21H30O2 = C23H36O3 =>
C2H6O + C21H30O2 = C23H36O3
Fe(OH)3 + H3P = FeP + HOH =>
Fe(OH)3 + H3P = FeP + 3 HOH
Ba(OH)2 + H3BO3 = Ba3(BO3)2 + HOH =>
3 Ba(OH)2 + 2 H3BO3 = Ba3(BO3)2 + 6 HOH
C29H6 + O2 = CO2 + H2O =>
2 C29H6 + 61 O2 = 58 CO2 + 6 H2O
Co + HPO3 = Co(PO3)2 + H2 =>
Co + 2 HPO3 = Co(PO3)2 + H2
BeO + Sr(OH)2 = SrBeO2 + H2O =>
BeO + Sr(OH)2 = SrBeO2 + H2O
H7CrO10 + Na2SO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O =>
2 H7CrO10 + 10 Na2SO3 + 3 H2SO4 = Cr2(SO4)3 + 10 Na2SO4 + 10 H2O
H3PO4 + RbOH = H2O + Rb3PO4 =>
H3PO4 + 3 RbOH = 3 H2O + Rb3PO4
C2H4O + NaOH = CH3OH + HCOOH + Na =>
C2H4O + 2 NaOH = CH3OH + HCOOH + 2 Na
C4F6 + H2O + O2 = CO2 + HF =>
2 C4F6 + 6 H2O + 5 O2 = 8 CO2 + 12 HF
HNO3(aq) + NH4OH(l) = NH4NO3(aq) + H2O(l) =>
HNO3(aq) + NH4OH(l) = NH4NO3(aq) + H2O(l)
C2H6O + CH4N2S + C6H8O7 = C5H11N2OS + H2O =>
9 C2H6O + 6 CH4N2S + C6H8O7 = 6 C5H11N2OS + 10 H2O
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
KI + KSCN + HCl + O = I2 + HCN + K2SO4 + KCl =>
2 KI + KSCN + HCl + 4 O = I2 + HCN + K2SO4 + KCl
MnO4{-} + H2O + CH2CH2 = MnO2 + OH{-} + OHCH2CH2OH =>
2 MnO4{-} + 4 H2O + 3 CH2CH2 = 2 MnO2 + 2 OH{-} + 3 OHCH2CH2OH
FeP + S8 = P4S10 + Fe =>
16 FeP + 5 S8 = 4 P4S10 + 16 Fe
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