Question:
Match the compounds given in Column I with the oxidation state of cobalt present in it (given in Column II) and assign the correct code.
Code :
(i) A (1) B (2) C (4) D (5)
(ii) A (4) B (3) C (2) D (1)
(iii) A (5) B (1) C (4) D (2)
(iv) A (4) B (1) C (2) D (3)
Solution:
Option (ii) A (4) B (3) C (2) D (1) is the answer.