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Match List-I with List-II. List-I (A) N2(g) + 3H2(g) → 2NH3(g) (B) CO(g) + 3H2(g) → CH4(g) + H2O(g) (C) CO(g) + H2(g) → HCHO(g) (D) CO(g) + 2H2(g) → CH3OH(g) List-II (I) Cu (II) Cu/ZnO – Cr2O3 (III) Fe2O3 + K2O + Al2O3 (IV) Ni Choose the correct answer from the options given below :

1. (A) - (II), (B) - (IV), (C) - (I), (D) - (III)
2. (A) - (II), (B) - (I), (C) - (IV), (D) - (III)
3. (A) - (III), (B) - (IV), (C) - (I), (D) - (II)
4. (A) - (III), (B) - (I), (C) - (IV), (D) - (II)

Correct answer: (A) - (III), (B) - (IV), (C) - (I), (D) - (II)

Solution

The correct matches align with the catalysts typically used in these reactions: (A) ammonia synthesis uses iron oxide (III), (B) methanation often employs nickel, (C) formaldehyde production is catalyzed by copper, and (D) methanol synthesis is commonly facilitated by a copper/zinc oxide catalyst.

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