Post Utme Unilag 2022 Chemistry Question 36

Practice objective / multiple choice question 36 from the 2022 Post Utme Unilag Chemistry examination.

Post Utme Unilag 2022 Chemistry Objective / Multiple Choice
Question 36 POST_UTME_UNILAG • 2022 • CHEMISTRY • objective

The atomic radius of an element in the periodic table generally increases down a group due to the addition of new energy levels. However, the atomic radius of an element in a period generally decreases across a period due to the effective nuclear charge increa\sing as the number of protons in the nucleus increases. Which of the following statements is NOT true?

Answer Options

A. The atomic radius of an element in a period generally decreases across a period.
B. The atomic radius of an element in the periodic table generally increases down a group.
C. The effective nuclear charge increases as the number of protons in the nucleus increases.
Correct Answer D. The atomic radius of an element in a period generally increases across a period.
Correct Answer
D
Correct Option:
The atomic radius of an element in a period generally increases across a period.

About This Question

This is Post Utme Unilag 2022 Chemistry Question 36. It is one of the objective questions from the 2022 Post Utme Unilag Chemistry examination.

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