Chapter 7, Problem 69E

Interpretation Introduction

Interpretation:

In the following compounds: ${\text{Hg}}_{\text{2}}{\text{Cl}}_{\text{2}}$, ${\text{HgCl}}_{\text{2}}$, $\text{AgBr}$ and ${\text{PbI}}_{\text{2}}$, the water insoluble compound or compounds is/are to be identified.

Concept introduction:

The compound which is composed of a nonmetal and a metal is known as the binary ionic compound. The overall charge of such compounds is neutral because the oppositely charged metal cations and nonmetal anions are bonded to each other.

In the chemical formula of binary compounds, the cation is present before the anion.