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Match the metals (column I) with the coordination compound(s)/enzyme(s) (column II) : (Column I) Metals (Column II) Coordination compounds(s) enzyme(s) (A) Co (i) Wilkinson catalyst (B) Zn (ii) Chlorophyll (C) Rh (iii) Vitamin B 12 (D) Mg (iv) Carbonic anhydrase

1. (A)-(iii); (B)-(iv); (C)-(i); (D)-(ii)
2. (A)-(iv); (B)-(iii); (C)-(i); (D)-(ii)
3. (A)-(i); (B)-(ii); (C)-(iii); (D)-(iv)
4. (A)-(ii); (B)-(i); (C)-(iv); (D)-(iii)

Correct answer: (A)-(iii); (B)-(iv); (C)-(i); (D)-(ii)

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