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Which of the following is most stable in +3 oxidation state?

Option: 1

P


Option: 2

As


Option: 3

Sb


Option: 4

Bi


Answers (1)

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As we have learnt,

Due to inert pair effect, the stability of +3 oxidation state increases as we move down in the group 15 of the periodic table.

So, Bi has the most stable +3 oxidation state among the given options.

Therefore, option (4) is correct.

Posted by

Irshad Anwar

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