In the preparation of sulphuric acid,` V_(2)O_(5)` is used in the reaction, which is

Which is not the use of sulphuric acid ?

Explain why phosphoric acid and not sulphuric acid is used with KI during the preparation of alkyliodides from alcohols.

In the preparation of H_(2) SO_(4), by Constact process V _(2) O_(5) is used as a catalyst in the reaction.

2SO_2+O_2 to 2SO_3 represents an important stage in the Industrial Preparation of Sulphuric acid. Which is the catalyst used in this process ?

2SO_2+O_2 to 2SO_3 represents an important stage in the Industrial Preparation of Sulphuric acid. By what name is the Industrial Preparation of Sulphuric acid known as?