Post Utme Bells University 2020 Chemistry Question 10

Practice objective / multiple choice question 10 from the 2020 Post Utme Bells University Chemistry examination.

Post Utme Bells University 2020 Chemistry Objective / Multiple Choice
Question 10 POST_UTME_BELLS_UNIVERSITY • 2020 • CHEMISTRY • objective

The atomic radius of a certain element is 100 pm. If the element has an electron configuration of [Ar] 4s2 3d5, what is the expected oxidation state of the element?

Answer Options

A. +2
Correct Answer B. +3
C. +5
D. +7
Correct Answer
B
Correct Option:
+3

About This Question

This is Post Utme Bells University 2020 Chemistry Question 10. It is one of the objective questions from the 2020 Post Utme Bells University Chemistry examination.

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