A. Iron
A.
B. Molybdenum
B.
C. Vanadium pentoxide
C.
D. Pt
D.
Correct Answer: C
সঠিক উত্তর: C
Explanation
ব্যাখ্যা
The catalyst used for the reaction SO2 + O2 → SO3 in Contact's Process is vanadium pentoxide (V2O5).
Key Details:
The Contact Process is a method for producing sulfuric acid, and vanadium pentoxide acts as the catalyst to facilitate the oxidation of sulfur dioxide (SO2) to sulfur trioxide (SO3).