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Match List-I with List-II LIST-I Coordination Complex LIST-II Number of unpaired electrons A. [Cr(CN) 6 ] 3– I. 0 B. [Fe(H 2 O) 6 ] 2+ II. 3 C. [CO(NH 3 ) 6 ] 3+ III. 2 D. [Ni(NH 3 ) 6 ] 2+ IV. 4 Choose the correct answer from the options given below:

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

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

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