Chemistry
Give balanced equations for the manufacture of sulphuric acid by the Contact process.
Sulphuric Acid
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Answer
Contact process:
Sulphur or Pyrite Burner:
S + O2 ⟶ SO2
4FeS2 + 11O2 ⟶ 2Fe2O3 + 8SO2
Contact Tower :
Absorption Tower :
SO3 + H2SO4 ⟶ H2S2O7
Dilution Tank:
H2S2O7 + H2O ⟶ 2H2SO4
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