Chapter 18, Problem 18.90SP

(a)

Oxidation of ${\text{Sn}}^{\text{2+}}\text{(aq)}$ by ${\text{Br}}_2\text{(aq)}$

Interpretation Introduction

To determine:

Whether the given reaction is spontaneous or nonspontaneous.

(b) Reduction of ${\text{Ni}}^{\text{2+}}\text{(aq)}$ by ${\text{Sn}}^{\text{2+}}\text{(aq)}$

Interpretation Introduction

To determine:

Whether the given reaction is spontaneous or nonspontaneous.

(c) Oxidation of $\text{Ag (s)}$ by ${\text{Pb}}^{\text{2+}}\text{(aq)}$

Interpretation Introduction

To determine:

Whether the given reaction is spontaneous or nonspontaneous.

(d) Reduction of ${\text{I}}_2\text{ (s)}$ by ${\text{H}}_2{\text{SO}}_3\text{(aq)}$

Interpretation Introduction

To determine:

Whether the given reaction is spontaneous or nonspontaneous.