हिंदी

Give a balanced equation for the manufacture of sulphuric acid by the contact process. - Chemistry

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प्रश्न

Give a balanced equation for the manufacture of sulphuric acid by the contact process.

रासायनिक समीकरण/संरचनाएँ
अति संक्षिप्त उत्तर

उत्तर

Contact process: Sulphur or Pyrite Burner

\[\ce{S + O2 -> SO2}\]

\[\ce{4FeS2 + 11O2 -> 2Fe2O3 + 8SO2\uparrow}\]

Contact Tower:

\[\ce{2SO2 + O2 <=>[450^\circ C][V2O5/K2O] 2SO3\uparrow}\]

Absorption Tower:

\[\ce{SO3 + H2SO4 -> \underset{Oleum}{H2S2O7}}\]

Dilution Tank:

\[\ce{H2S2O7 + H2O -> 2H2SO4}\]

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