Chapter 3, Problem 7QP

(a)

Interpretation Introduction

Interpretation:

${\text{PCl}}_5$ is an ionic or molecular compound.

(b)

Interpretation Introduction

Interpretation:

$\text{LiF}$ is an ionic or molecular compound.

(c)

Interpretation Introduction

Interpretation:

${\text{BaCl}}_2$ is an ionic or molecular compound.

(d)

Interpretation Introduction

Interpretation:

${\text{N}}_2{\text{O}}_5$ is an ionic or molecular compound.