Chapter 6, Problem 71E

Interpretation Introduction

(a)

Interpretation:

The suffix in the name for the compound ${\text{Na}}_2{\text{SO}}_4$ is to be stated.

Concept introduction:

Compounds containing metal and two other elements are classified as ternary compounds. Generally, ionic compounds have a monoatomic metal cation and a polyatomic oxyanion. Ternary polyatomic anions generally contain one or more elements combined with oxygen. Such anion is known as oxyanion.

Interpretation Introduction

(b)

Interpretation:

The suffix in the name for the compound ${\text{H}}_2{\text{SO}}_4\text{(}aq\text{)}$ is to be stated.

Concept introduction:

A ternary oxyacid is an aqueous solution of a compound containing hydrogen and an oxyacid. Most ternary oxy-acids are named by attaching the suffix $-icacid$ to the nonmetal, and some ternary oxy-acids are named by attaching the suffix $-ousacid$ to the nonmetal.