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Question
Which of the following complexes are homoleptic?
(i) \[\ce{[Co(NH3)6]^{3+}}\]
(ii) \[\ce{[Co(NH3)4 Cl2]^{+}}\]
(iii) \[\ce{[Ni(CN)4]^{2-}}\]
(iv) \[\ce{[Ni(NH3)4Cl2]}\]
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Solution
(i) \[\ce{[Co(NH3)6]^{3+}}\]
(iii) \[\ce{[Ni(CN)4]^{2-}}\]
Explanation:
Complexes in which a metal is bound to only one kind of donor groups, e.g., \[\ce{[Co(NH3)6]^{3+}}\], are known as homoleptic.
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