Coordination Compounds 1 Question 3
3. The maximum possible denticities of a ligand given below towards a common transition and inner-transition metal ion, respectively, are
(2019 Main, 9 April II)
(a) $8$ and $8$
(b) $8$ and $6$
(c) $6$ and $6$
(d) $6$ and $8$
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Answer:
Correct Answer: 3. (d)
Solution:
- The maximum possible denticities of given ligand towards a common transition and inner transition metal ion, are $6$ and $8$ respectively.
The given ligand act as hexadentate ligand in transition metal ion because the common oxidation state shown by them is $+3$ . Whereas in case of inner transition metal ion, its denticity is $8$ because their common oxidation state is $+4$ .