1. Tardigrade
  2. Question
  3. Chemistry
  4. Match the metals (Column I) with the coordination compound(s) / enzyme(s) (Column II) Column-I Metals Column-II Coordination compound(s) / Enzyme(s) (A) Co (i) Wilkinson catalyst (B) Zn (ii) Chlorophyll (C) Rh (iii) Vitamin B12 (D) Mg (iii) Carbonic anhydrase

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Q. Match the metals (Column I) with the coordination compound(s) / enzyme(s) (Column II)
Column-I Metals Column-II Coordination compound(s) / Enzyme(s)
(A) Co (i) Wilkinson catalyst
(B) Zn (ii) Chlorophyll
(C) Rh (iii) Vitamin $B_{12}$
(D) Mg (iii) Carbonic anhydrase

JEE MainJEE Main 2019Coordination Compounds

Solution:

(i) Wilkinson catalyst: $RhCl \left( PPh _3\right)_3$
(ii) Chlorophyll : $C _{55} H _{72} O _5 N _4 Mg$
(iii) Vitamin $B _{12}$ (also known as cyanocobalamin) contain cobalt.
(iv) Carbonic anhydrase contains a zinc ion.