Choose the Electron Configuration for Fe³⁺

question 15

Multiple Choice

Choose the electron configuration for Fe³⁺.

• A) [Ar]4s²3d³
• B) [Ar]3d⁵
• C) [Ar]4s²3d⁹
• D) [Ar]4s¹3d⁴
• E) [Ar]4s²3d⁶

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Definitions:

Addictive

Having the quality of causing users to develop a dependency, often compelling them to repeatedly seek out and use the substance or activity.

Selective Serotonin Reuptake Inhibitors

A class of drugs often prescribed as antidepressants, which work by increasing the amount of serotonin in the brain.

Norepinephrine

A neurotransmitter and hormone that plays a key role in alertness and the fight-or-flight response, also involved in mood regulation.

Serotonin

A neurotransmitter found in the brain that affects mood, appetite, sleep, memory, and learning, often associated with feelings of well-being and happiness.