| Équations équilibrées la veille |
2 C6H6 + 3 O2 = 6 C2H2O
Fe2O3 + CO2 = Fe(CO2)3 + O2 =>
2 Fe2O3 + 12 CO2 = 4 Fe(CO2)3 + 3 O2
Na2[Sn(OH)4] + HNO3 = NaNO3 + Sn(NO3)2 + H2O =>
Na2[Sn(OH)4] + 4 HNO3 = 2 NaNO3 + Sn(NO3)2 + 4 H2O
H2S2O3(aq) + AgNO3(aq) = HNO3(aq) + Ag2S2O3(aq) =>
H2S2O3(aq) + 2 AgNO3(aq) = 2 HNO3(aq) + Ag2S2O3(aq)
Na3(PO4) + CaCl2 = Ca + (PO4)3 + NaCl =>
6 Na3(PO4) + 9 CaCl2 = 9 Ca + 2(PO4)3 + 18 NaCl
FeH2SO4 = (Fe3)2 + (SO4)3 + H2 =>
6 FeH2SO4 = (Fe3)2 + 2(SO4)3 + 6 H2
HCl + AgNo3 = HNo3 + AgCl =>
HCl + AgNo3 = HNo3 + AgCl
C2H5NH2 + HNO3 = [C2H5NH3]NO3 =>
C2H5NH2 + HNO3 = [C2H5NH3]NO3
Na2[B2(O2)2(OH)4]*6H2O + H2SO4 + K[MnO4] = KOH + MnO2 + Na2SO4 + [B2(O2)2(OH)4] + H2O =>
3 Na2[B2(O2)2(OH)4]*6H2O + 3 H2SO4 + 2 K[MnO4] = 2 KOH + 2 MnO2 + 3 Na2SO4 + 3[B2(O2)2(OH)4] + 20 H2O
MnSO4 + Na2CO3 + O2 = Na2SO4 + NaMnO4 + CO2 =>
4 MnSO4 + 6 Na2CO3 + 5 O2 = 4 Na2SO4 + 4 NaMnO4 + 6 CO2
MnCl2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + NaCl + H2O =>
2 MnCl2 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + NaNO3 + 4 NaCl + 7 H2O
CrO7{-2} + H{+} + I{-} = Cr{+3} + H2O + I2 =>
2 CrO7{-2} + 28 H{+} + 18 I{-} = 2 Cr{+3} + 14 H2O + 9 I2
Sb2S3(s) + Cu(s) = Sb(s) + CuS(s) =>
Sb2S3(s) + 3 Cu(s) = 2 Sb(s) + 3 CuS(s)
Ag(s) + H2SO4(aq) = Ag2SO4 + H2 =>
2 Ag(s) + H2SO4(aq) = Ag2SO4 + H2
Na2CO3(s) + CaCl2(s) + H2O(aq) = NaCl(aq) + Ca(OH)2(aq) + CO2(g) =>
Na2CO3(s) + CaCl2(s) + H2O(aq) = 2 NaCl(aq) + Ca(OH)2(aq) + CO2(g)
HNO3 + BaSiO3 = Ba(NO3)2 + H2SiO3 =>
2 HNO3 + BaSiO3 = Ba(NO3)2 + H2SiO3
BrO3{-} + HAsO2 + H2O = Br{-} + H2AsO4 =>
BrO3{-} + 2 HAsO2 + H2O = Br{-} + 2 H2AsO4
CH3OH + C6H4OHCOOH = C6H4OHCOOCH3 + H2O =>
CH3OH + C6H4OHCOOH = C6H4OHCOOCH3 + H2O
KMnO4 + Cr2(SO4)3 + H2O = H2SO4 + MnSO4 + K2SO4 + CrO3 =>
6 KMnO4 + 5 Cr2(SO4)3 + 6 H2O = 6 H2SO4 + 6 MnSO4 + 3 K2SO4 + 10 CrO3
Na2S2O3 + K2Cr2O7 + H2SO4 = K2SO4 + Na2Cr2O7 + H2O + SO2 =>
Na2S2O3 + K2Cr2O7 + 3 H2SO4 = K2SO4 + Na2Cr2O7 + 3 H2O + 4 SO2
CrCl3 + NaHCO3 = Cr2(CO3)3 + CO2 + NaCl + H2O =>
2 CrCl3 + 6 NaHCO3 = Cr2(CO3)3 + 3 CO2 + 6 NaCl + 3 H2O
I{-} + Sr{+2} = I2Sr =>
2 I{-} + Sr{+2} = I2Sr
Na2(SO4) + Al(NO3)3 = Na(NO3) + Al2(SO4)3 =>
3 Na2(SO4) + 2 Al(NO3)3 = 6 Na(NO3) + Al2(SO4)3
C22H6 + O2 = CO2 + H2O =>
2 C22H6 + 47 O2 = 44 CO2 + 6 H2O
Pb(NO3)2 + H2S = H2Pb + S(NO3)2 =>
Pb(NO3)2 + H2S = H2Pb + S(NO3)2
HC6H7O2 + NaOH = C6H7O2 + NaHOH =>
HC6H7O2 + NaOH = C6H7O2 + NaHOH
C7H7OH + CH3COOH = H2O + CH3COOC6H5 =>
2 C7H7OH + 5 CH3COOH = 6 H2O + 3 CH3COOC6H5
LiI(aq) + Ag(NO3)(aq) = AgI(s) + Li(NO3)(aq) =>
LiI(aq) + Ag(NO3)(aq) = AgI(s) + Li(NO3)(aq)
FeCl3 + KI = FeI + KCl3 =>
FeCl3 + KI = FeI + KCl3
IO3{-} + I{-} + H{+} = I3 + H2O =>
IO3{-} + 5 I{-} + 6 H{+} = 2 I3 + 3 H2O
LiOH + H2CO3 = LiCO3 + H2O + H2 =>
2 LiOH + 2 H2CO3 = 2 LiCO3 + 2 H2O + H2
K2SO4(aq) + Ba(NO3)2(aq) = KNO3(aq) + BaSO4(s) =>
K2SO4(aq) + Ba(NO3)2(aq) = 2 KNO3(aq) + BaSO4(s)
AgClO4 + CaBr = AgBr + CaClO4 =>
AgClO4 + CaBr = AgBr + CaClO4
KBrICl = KCl + I2 + Br2 =>
2 KBrICl = 2 KCl + I2 + Br2
S(s) + O2(g) = SO4(g) =>
S(s) + 2 O2(g) = SO4(g)
Fe + Pb(NO3)2 = Fe2(NO3) + Pb2 =>
8 Fe + 2 Pb(NO3)2 = 4 Fe2(NO3) + Pb2
HCl + H2CrO4 = CrCl3 + Cl2 + H2O =>
12 HCl + 2 H2CrO4 = 2 CrCl3 + 3 Cl2 + 8 H2O
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
Pb2OH + HCl = H2O + Pb2Cl =>
Pb2OH + HCl = H2O + Pb2Cl
K + CH3OH = H2 + CH3OK2 =>
4 K + 2 CH3OH = H2 + 2 CH3OK2
H2O + C6H12O = CO2 + H =>
11 H2O + C6H12O = 6 CO2 + 34 H
CrCl2 + H2O2 + H2SO4 = CrSO4 + HClO4 + H2O =>
CrCl2 + 8 H2O2 + H2SO4 = CrSO4 + 2 HClO4 + 8 H2O
FeS2 + O2 + H2O = FeSO4 + H2SO4 =>
2 FeS2 + 7 O2 + 2 H2O = 2 FeSO4 + 2 H2SO4
Ga(ClO3)3 = Ga + ClO3 =>
Ga(ClO3)3 = Ga + 3 ClO3
CO2 + HH2O = C6H12O6 + O2 =>
6 CO2 + 4 HH2O = C6H12O6 + 5 O2
N + CaCl = Cl + CaN =>
N + CaCl = Cl + CaN
SO4{2-} + Na{+} = SO4Na{-} =>
SO4{2-} + Na{+} = SO4Na{-}
BrO3{-} + H2SO3 = Br{-} + H2SO4 =>
BrO3{-} + 3 H2SO3 = Br{-} + 3 H2SO4
HMnO4 + Al(OH)3 = Al(MnO4)3 + H2O =>
3 HMnO4 + Al(OH)3 = Al(MnO4)3 + 3 H2O
KMnO4 + NaSO3 + H2SO4 = MnSO4 + KSO4 + NaSO4 + H2O =>
KMnO4 + 2 NaSO3 + 2 H2SO4 = MnSO4 + KSO4 + 2 NaSO4 + 2 H2O
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