Which of the Following Is the Ground-State Electron Configuration of the Mg²⁺

question 47

Multiple Choice

Which of the following is the ground-state electron configuration of the Mg²⁺ ion?

• A) 1s²2s²2p⁶3s²
• B) [Ne]3s²
• C) [Ne]3s²3p²
• D) [He]2s²2p⁶
• E) [He]2s²2p⁸

---

Definitions:

Fraternal Twins

Twins who are born at the same time but develop from two different eggs fertilized by two different sperm, sharing about 50% of their DNA, similar to typical siblings.

Identical Twins

A pair of twins that developed from a single fertilized egg, sharing exactly the same genetic material.

Impoverished Environments

Environments lacking in physical, emotional, or social resources, which can negatively impact development and well-being.

Intervention Programs

Structured programs designed to address specific issues, such as substance abuse or learning difficulties, typically aiming to bring about positive change in individuals or groups.