Chapter 4, Problem 77E

(a)

Interpretation Introduction

Interpretation: The oxidation state of all the atoms in ${\text{SrCr}}_2{\text{O}}_7$ is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.

(b)

Interpretation Introduction

Interpretation: The oxidation state of all the atoms in ${\text{CuCl}}_2$ is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.

(c)

Interpretation Introduction

Interpretation: The oxidation state of all the atoms in ${\text{O}}_2$ is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.

(d)

Interpretation Introduction

Interpretation: The oxidation state of all the atoms in ${\text{H}}_2{\text{O}}_2$ is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.

(e)

Interpretation Introduction

Interpretation: The oxidation state of all the atoms in ${\text{MgCO}}_3$ is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.

(f)

Interpretation Introduction

Interpretation: The oxidation state of $\text{Ag}$ atom is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.

(g)

Interpretation Introduction

Interpretation: The oxidation state of all the atoms in ${\text{PbSO}}_3$ is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.

(h)

Interpretation Introduction

Interpretation: The oxidation state of all the atoms in ${\text{PbO}}_2$ is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.

(i)

Interpretation Introduction

Interpretation: The oxidation state of all the atoms in ${\text{Na}}_2{\text{C}}_2{\text{O}}_4$ is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.

(j)

Interpretation Introduction

Interpretation: The oxidation state of all the atoms in ${\text{CO}}_2$ is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.

(k)

Interpretation Introduction

Interpretation: The oxidation state of all the atoms in ${\left({\text{NH}}_4\right)}_2\text{Ce}{\left({\text{SO}}_4\right)}_3$ is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.

(l)

Interpretation Introduction

Interpretation: The oxidation state of all the atoms in ${\text{Cr}}_2{\text{O}}_3$ is to be calculated.

Concept introduction: Oxidation number depicts the oxidation state of any element in its compound, or molecular form. This is based on the concept that in a covalent bond, more electronegative atom possesses the electron pair completely. The oxidation state calculations are helpful to keep record of electron shifts in chemical reactions.