Question

Which of the following catalysts acts as a promoter in the manufacture of ${NH_3}$ by Haber's process?

• A. ${Fe}$
• B. ${Mo}$
• C. ${Pt}$
• D. ${V_2 O_5}$

Answer 1

Answer: (B)

${Mo}$

Answer 2

In the Haber's process for the synthesis of ammonia, traces of molybdenum increase the activity of finely divided iron which acts as a catalyst.