List all the elements that have a ground-state configuration with five unpaired electrons in the 3d subshell.
A)Mn,Fe,Co,Cu,and Zn
B)Cr and Mn
C)Cr
D)Mn

Question

Quizplus · Accepted Answer

Chromium (Cr) and Manganese (Mn) are the elements that have five unpaired electrons in their 3d subshell in their ground-state configurations. Chromium has an electron configuration of [Ar] 3d^5 4s^1, and Manganese has [Ar] 3d^5 4s^2, both featuring five unpaired electrons in the 3d subshell.

List All the Elements That Have a Ground-State Configuration with Five