Post Utme Uniosun 2019 Chemistry Question 7

Practice objective / multiple choice question 7 from the 2019 Post Utme Uniosun Chemistry examination.

Post Utme Uniosun 2019 Chemistry Objective / Multiple Choice
Question 7 POST_UTME_UNIOSUN • 2019 • CHEMISTRY • objective

A metal M has an electron configuration of [Ar] 3d^5 4s^2. Which of the following is a possible oxidation state for M?

Answer Options

A. +2
Correct Answer B. +3
C. +4
D. +5
Correct Answer
B
Correct Option:
+3

About This Question

This is Post Utme Uniosun 2019 Chemistry Question 7. It is one of the objective questions from the 2019 Post Utme Uniosun Chemistry examination.

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