NEET UG CHEMISTRY MCQ: d & f- BLOCK ELEMENTS

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In which of the following pairs are both the ions coloured in aqueous solution

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Correct option: B

N{i^{2 + }},T{i^{3 + }}

Option B (

N{i^{2 + }},T{i^{3 + }}

) is correct because both ions have unpaired d-electrons which allow for d-d transitions, resulting in color.

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