Q.

Consider the following complex : CoNH35CO3ClO4The coordination number, oxidation number, no. of d-electrons and number of unpaired d-electrons on the metal are respectively :

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a

6, 2, 7, 3

b

7, 2, 7, 1

c

5, 3, 6, 4

d

6,3, 6, 0

answer is D.

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Detailed Solution

CoNH35CO3ClO4 Co-ordination number −6. Oxidation number −+3. Number of d-electrons −6 Number of unpaired d-electrons on the metal −0.
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