Which of the Following Species Does Not Match the Electronic

question 17

Multiple Choice

Which of the following species does not match the electronic configuration 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶ ?

• A)Br^-
• B)Sr⁺²
• C)As^-3
• D)Se⁺²

---

Definitions:

Decreased Interest

A phenomenon where an individual shows less enthusiasm or engagement in activities they previously found appealing.

Depressed

Experiencing persistent sadness, low mood, and a lack of interest or pleasure in normally enjoyable activities.

Helpless

A state or feeling of having no power or control over a situation or oneself.

Associative-Link

A cognitive connection between two ideas, concepts, or events, formed through the process of learning or experience.