Neco 2024 Chemistry Question 47

Practice objective / multiple choice question 47 from the 2024 Neco Chemistry examination.

Neco 2024 Chemistry Objective / Multiple Choice Easy Difficulty

Question 47 NECO • 2024 • CHEMISTRY • objective

Write the ground‑state electron configuration of the ion \(\text{Cr}^{3+}\) and state how many unpaired electrons it contains.

A. [Ar] 3d³; 2 unpaired electrons

B. [Ar] 3d²; 2 unpaired electrons

Correct Answer C. [Ar] 3d³; 3 unpaired electrons

D. [Ar] 3d⁴; 4 unpaired electrons

Correct Answer

Correct Option:

[Ar] 3d³; 3 unpaired electrons

This is Neco 2024 Chemistry Question 47. It is one of the objective questions from the 2024 Neco Chemistry examination.

Difficulty level: Easy .

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