d- and f-Block Elements (Catalysis)

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Chemistryd- and f-Block Elements (Catalysis)

Match List I (Transition metal/compound/complex) with List II (Catalytic Role). List I: A. V2O5, B. Fe, C. PdCl2, D. Ni complex. List II: I. Preparation of ammonia from N2/H2 mixture, II. Polymerisation of alkynes, III. Preparation of H2SO4 from SO2, IV. Oxidation of ethyne to ethanal. Choose the correct answer:

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