CHM 501

3. Find the electron configuration for the following: Cr3+; Eu3+; S; Ca+; Ni4+.

Answer

Cr3+: [Ar]3d3

Eu3+: [Xe]4f 6

S: [Ne]3s23p5

Ca+: [Ar]3d1

Ni4+: [Ar]3d 6