D-And F-Block Elements Ques 400

Question: Of the following outer electronic configurations of atoms, the highest oxidation state is achieved by which one of them

[AIEEE 2004]

Options:

A) $ (n-1)d^{3}ns^{2} $

B) $ (n-1)d^{5}ns^{1} $

C) $ (n-1)d^{8}ns^{2} $

D) $ (n-1)d^{5}ns^{2} $

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Answer:

Correct Answer: D

Solution:

$ (n-1)\ d^{5}ns^{2} $ can achieve the maximum oxidation state of + 7.



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