Post Utme Redeemers University 2019 Chemistry Question 31

Practice objective / multiple choice question 31 from the 2019 Post Utme Redeemers University Chemistry examination.

Post Utme Redeemers University 2019 Chemistry Objective / Multiple Choice
Question 31 POST_UTME_REDEEMERS_UNIVERSITY • 2019 • CHEMISTRY • objective

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

Answer Options

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

About This Question

This is Post Utme Redeemers University 2019 Chemistry Question 31. It is one of the objective questions from the 2019 Post Utme Redeemers University Chemistry examination.

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