Chapter 18, Problem 18.19QE

(a)

Interpretation Introduction

Interpretation:

Oxidation numbers of all atoms in ${\text{KHF}}_{\text{2}}$ 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 ${\text{H}}_{\text{2}}\text{Se}$ has to be assigned.

Concept Introduction:

Refer to (a)

(c)

Interpretation Introduction

Interpretation:

Oxidation numbers of all atoms in ${\text{NaO}}^{}{}_{\text{2}}$ has to be assigned.

Concept Introduction:

Refer to (a)

(d)

Interpretation Introduction

Interpretation:

Oxidation numbers of all atoms in ${\text{C}}_2{\text{H}}_6$ has to be assigned.

Concept Introduction:

Refer to (a)