Given the Three Statements Below, Pick the Best Answer

question 45

Multiple Choice

Given the three statements below, pick the best answer.
I. The Z_eff for the highest energy electron in Be is higher than the Z_eff for the highest energy electron for N.
II. The second ionization energy for Mg is greater than the first ionization energy of Na.
III. The species O^{2 -} , Ne, and Na are isoelectronic.

• A) only I is true
• B) only II is true
• C) II and III are true, I is false
• D) I and III are true, II is false
• E) I and II are true, III is false

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Definitions:

OCD-Related Disorders

Refers to a group of disorders that are characterized by obsessive thoughts and compulsive behaviors, sharing a relationship with Obsessive-Compulsive Disorder.

Difficulty To Throw Things Away

A reluctance or inability to discard items that are no longer needed, often leading to clutter and hoarding behaviors.

Trichotillomania

A disorder characterized by a compulsive urge to pull out one’s hair, leading to noticeable hair loss and emotional distress.

OCD-Related Disorders

A category of psychiatric disorders characterized by obsessions (intrusive, unwanted thoughts) and compulsions (repetitive behaviors or mental acts) that an individual feels driven to perform.