Question

In the Ostwald's process for the manufacture of $HN{O}_3$, the catalyst used is:

• A. $Fe$
• B. $Pt$
• C. $V_2{O}_5$
• D. $Mo$

Answer 1

The correct option is B $Pt$

Ostwal's process is a chemical process for the manifacture of nitric acid in large scale.In the ostwalds process, during the preparation of $HN{O}_3$, which can use for fertilisers, vanadium pentaoxide ($V_2{O}_5$) is used as catalyst.