Post Utme Caleb University 2020 Chemistry Question 38

Practice objective / multiple choice question 38 from the 2020 Post Utme Caleb University Chemistry examination.

Post Utme Caleb University 2020 Chemistry Objective / Multiple Choice

Question 38 POST_UTME_CALEB_UNIVERSITY • 2020 • CHEMISTRY • objective

The atomic radius of an element is 100 pm. If the element has an atomic number of 20, what is the value of the electron configuration?

Answer Options

Correct Answer A. [Ar] 3d^2 4s^2

B. [Ar] 3d^2 4s^1

C. [Ar] 3d^1 4s^2

D. [Ar] 3d^1 4s^1

Correct Answer

Correct Option:

[Ar] 3d^2 4s^2

About This Question

This is Post Utme Caleb University 2020 Chemistry Question 38. It is one of the objective questions from the 2020 Post Utme Caleb University Chemistry examination.

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