NEET 2026 Chemistry question
Match List I with List II : List I (Transition metal/compound/complex) A. B. Fe C. D. Ni complex List II (Catalytic Role) I. Preparation of ammonia from mixture II. Polymerisation of alkynes III. Preparation of and IV. Oxidation of ethyne to ethanal Choose the **correct** answer from the options given below:
Answer: (4)
Solution
catalyses the oxidation of to in the contact process for (A-III). Finely divided iron (with promoters) is the catalyst in the Haber process for from (B-I). is the catalyst in the Wacker process,
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