What Is the Ground-State Valence-Shell Electron Configuration of the Group

question 54

Multiple Choice

What is the ground-state valence-shell electron configuration of the group of elements indicated by the shaded portion of the periodic table?

• A)ns²
• B)ns^2np2
• C)ns²(n-1)d²
• D)ns²(n-2)f²

---

Definitions:

Día de Los Muertos

A Mexican holiday celebrated to honor deceased loved ones, observed with traditions like creating altars and offering food.

Mexican

A term referring to something or someone originating from Mexico, a country in North America.

Inevitable

Something that cannot be avoided or is certain to happen.

Irreversible

Describes a process or action that cannot be undone or altered once it has occurred.