Post Utme Unilorin 2017 Chemistry Question 16

Practice objective / multiple choice question 16 from the 2017 Post Utme Unilorin Chemistry examination.

Post Utme Unilorin 2017 Chemistry Objective / Multiple Choice
Question 16 POST_UTME_UNILORIN • 2017 • CHEMISTRY • objective

The atomic radius of an element in a particular period increases as you move from left to right in the periodic table. Which of the following is a correct explanation for this tr\end?

Answer Options

A. The atomic radius increases due to the increase in the number of energy levels.
Correct Answer B. The atomic radius increases due to the decrease in the effective nuclear charge.
C. The atomic radius increases due to the increase in the number of electrons in the outermost energy level.
D. The atomic radius increases due to the increase in the atomic mass.
Correct Answer
B
Correct Option:
The atomic radius increases due to the decrease in the effective nuclear charge.

About This Question

This is Post Utme Unilorin 2017 Chemistry Question 16. It is one of the objective questions from the 2017 Post Utme Unilorin Chemistry examination.

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