JEE Main Chemistry question

Platinum is used as a catalyst in:

(A)Oxidation of ammonia to form nitric acidCorrect
(B)Hardening of oils
(C)Production of synthetic rubber
(D)Synthesis of methanol

Answer: (A)

Solution

In the Ostwald process for manufacturing nitric acid, ammonia is catalytically oxidised to nitric oxide over a platinum (platinum-rhodium gauze) catalyst.

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Question ID VK-144958