Advertisements
Advertisements
प्रश्न
What property of conc. H2SO4 is made use of in the following case? Give an equation for the reaction in this case:
In the preparation of CO and HCOOH.
Advertisements
उत्तर
That conc. H2SO4 is a dehydrating agent.
\[\ce{HCOOH ->[Conc.H2SO4] CO + H2O}\]
संबंधित प्रश्न
Sulphuric acid is manufactured by the contact process.
Give the conditions for the oxidation of SO2.
What property of conc. H2SO4 is made use of in the following case? Give an equation for the reaction in this case:
As a source of hydrogen by diluting it and adding a strip of magnesium.
What property of conc. H2SO4 is made use of in the following case? Give an equation for the reaction in this case:
In the preparation of sulphur dioxide by warming a mixture of conc. sulphuric acid and copper turnings.
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).
Name the following:
The catalyst used in the constant process.
Choose the current answer from the options given below :
In the contact process, the impurities of arsenic are removed by
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.
Write balanced chemical equation for the reaction between zinc and dilute sulphuric acid.
(i) What is the purpose of the contact process ?
(ii) Name the catalyst used in the contact process.
(iii) Write the balanced equation for the reaction in the contact process, which takes place in the presence of catalyst.
With the help of equations, give an outline for the manufacture of sulphuric acid by the contact process.
The catalyst preferred in the conversion of Sulphur dioxide to Sulphur trioxide is ______.
