Chapter 18, Problem 18.18QE

(a)

Interpretation Introduction

Interpretation:

Oxidation numbers of all atoms in ${\text{CaCO}}_3$ has to be assigned.

Concept Introduction:

The degree of oxidation of an atom in a compound is referred as the oxidation number or oxidation state.

(b)

Interpretation Introduction

Interpretation:

Oxidation numbers of all atoms in ${\text{HBrO}}_4$ has to be assigned.

Concept Introduction:

Refer to (a)

(c)

Interpretation Introduction

Interpretation:

Oxidation numbers of all atoms in ${\text{Fe}}^{+3}$ has to be assigned.

Concept Introduction:

Refer to (a)