Which of the Following Is a Reasonable Explanation as to Why

question 43

Multiple Choice

Which of the following is a reasonable explanation as to why atomic radii become smaller as one moves to the right for the representative elements in a period?

• A)The charge of the nucleus increases, pulling the shells closer.
• B)More densely packed shells are always smaller.
• C)Elements become less metallic.
• D)Atomic radii actually increase as you move to the right.

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Definitions:

Case Study Method

A research method that involves the intensive examination of an individual or group to draw conclusions about a larger principle or phenomena.

Restricted Sample

A sample limited to specific criteria, often used in research to focus on a particular group or aspect.

Dream Analysis

A therapeutic technique best known in psychoanalysis where dreams are interpreted to uncover underlying motives and desires.

Free Association

A psychoanalytic technique in which a patient says whatever comes to mind without censorship as a way of uncovering unconscious thoughts and feelings.