Chapter 5, Problem 22KT

Interpretation Introduction

Interpretation:

The key term that corresponds to the definition “refers to the ions having the same electron configuration; for example ${\text{Mg}}^{\text{2}+}$ and ${\text{O}}^{2-}$ each have $10$ electrons” is to be stated.

Concept introduction:

Isoelectronic means that the total number of electrons of one ion or element is equal to another ion or element. Isoelectronic species can also be expressed in terms of electronic configuration by equating there general electronic configuration of the outermost shell.