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प्रश्न
Write balanced equations for the three chemical reactions that take place during the conversion of sulphur dioxide to sulphuric acid in the contact process. Name the catalyst used in the contact process.
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उत्तर
Balanced eqations for the chemical reactions that take place during the conversion of sulphur dioxide to sulphuric acid are :
- 2SO2 + O2 ⇌ 2SO3 + Heat
- SO3 + H2SO4 → H2S2O7
- H2S2O7 + H2O → 2H2SO4
Vanadium pentoxide is used as a catalyst.
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संबंधित प्रश्न
Sulphuric acid is manufactured by the contact process.
Give the conditions for the oxidation of SO2.
Sulphuric acid is manufactured by contact process.
write the main reactions of this process.
Why the impurity of arsenic oxide must be removed before passing the mixture of SO2 and air through the catalytic chamber?
What property of conc. H2SO4 is made use of in the following case? Give an equation for the reaction in this case:
In the production of HCl gas when it reacts with chloride.
Describe the theory of manufacture of sulphuric acid by contact process, with all the necessary conditions (No technical details are required but equations should be given for each stage of process).
Define the following term : Oleum
Choose the current answer from the options given below :
In the contact process, the impurities of arsenic are removed by
Write the equation for the reaction between zinc and the final product of the contact process.
Name the oxide of sulphur which reacts water to give sulphuric acid.
In the contact process, the direct reaction between oxide of sulphur and water is avoided. In this process what does the oxide of sulphur react with instead of water, and what is the name of the product?
Name the process used for the large scale manufacture of sulphuric acid.
