Chapter 16, Problem 16.83QP

(a)

Interpretation Introduction

Interpretation:

Whether the given oxides are acidic, basic, amphoteric or neutral has to be classified.

Concept Information:

Oxides of metals and non-metals may be,

Acidic        -    exhibits acidic character

Basic        -    exhibits basic character

Amphoteric    -    exhibits both acidic and basic  character

Neutral        -    does not exhibit any of the acidic or basic character

Except Beryllium oxide ($\text{BeO}$), all the oxides of alkali metals and alkaline earth metal are basic in nature.

None of the oxides of non-metals show basic property.

Oxides of non-metals with higher oxidation number of the main group elements are highly acidic whereas those with lesser oxidation number does not exhibit measurable acidic properties.

Beryllium oxide ($\text{BeO}$) and many of the metallic oxides of Group 3A and 4A are amphoteric

To Classify: The given oxide ${\text{CO}}_{\text{2}}$  as acidic, basic, amphoteric or neutral

Explanation of Solution

The given oxide ${\text{CO}}_{\text{2}}$ is acidic

${\text{CO}}_{\text{2}}$ is an oxide of non-metal with higher oxidation number.  Therefore, ${\text{CO}}_{\text{2}}$ is acidic.

(b)

Interpretation Introduction

Interpretation:

Whether the given oxides are acidic, basic, amphoteric or neutral has to be classified.

Concept Information:

Oxides of metals and non-metals may be,

Acidic        -    exhibits acidic character

Basic        -    exhibits basic character

Amphoteric    -    exhibits both acidic and basic  character

Neutral        -    does not exhibit any of the acidic or basic character

Except Beryllium oxide ($\text{BeO}$), all the oxides of alkali metals and alkaline earth metal are basic in nature.

None of the oxides of non-metals show basic property.

Oxides of non-metals with higher oxidation number of the main group elements are highly acidic whereas those with lesser oxidation number does not exhibit measurable acidic properties.

Beryllium oxide ($\text{BeO}$) and many of the metallic oxides of Group 3A and 4A are amphoteric

To Classify: The given oxide ${\text{K}}_{\text{2}}\text{O}$ as acidic, basic, amphoteric or neutral

Explanation of Solution

The given oxide ${\text{K}}_{\text{2}}\text{O}$ is basic

${\text{K}}_{\text{2}}\text{O}$ is an  oxide of alkali metal.  Therefore, ${\text{K}}_{\text{2}}\text{O}$ is basic.

(c)

Interpretation Introduction

Interpretation:

Whether the given oxides are acidic, basic, amphoteric or neutral has to be classified.

Concept Information:

Oxides of metals and non-metals may be,

Acidic        -    exhibits acidic character

Basic        -    exhibits basic character

Amphoteric    -    exhibits both acidic and basic  character

Neutral        -    does not exhibit any of the acidic or basic character

Except Beryllium oxide ($\text{BeO}$), all the oxides of alkali metals and alkaline earth metal are basic in nature.

None of the oxides of non-metals show basic property.

Oxides of non-metals with higher oxidation number of the main group elements are highly acidic whereas those with lesser oxidation number does not exhibit measurable acidic properties.

Beryllium oxide ($\text{BeO}$) and many of the metallic oxides of Group 3A and 4A are amphoteric

To Classify: The given oxide as acidic, basic, amphoteric or neutral

Explanation of Solution

The given oxide $\text{CaO}$ is basic

$\text{CaO}$ is an oxide of alkaline earth metal. Therefore, $\text{CaO}$ is basic.

(d)

Interpretation Introduction

Interpretation:

Whether the given oxides are acidic, basic, amphoteric or neutral has to be classified.

Concept Information:

Oxides of metals and non-metals may be,

Acidic        -    exhibits acidic character

Basic        -    exhibits basic character

Amphoteric    -    exhibits both acidic and basic  character

Neutral        -    does not exhibit any of the acidic or basic character

Except Beryllium oxide ($\text{BeO}$), all the oxides of alkali metals and alkaline earth metal are basic in nature.

None of the oxides of non-metals show basic property.

Oxides of non-metals with higher oxidation number of the main group elements are highly acidic whereas those with lesser oxidation number does not exhibit measurable acidic properties.

Beryllium oxide ($\text{BeO}$) and many of the metallic oxides of Group 3A and 4A are amphoteric

To Classify: The given oxide ${\text{N}}_{\text{2}}{\text{O}}_{\text{5}}$  as acidic, basic, amphoteric or neutral

Explanation of Solution

The given oxide ${\text{N}}_{\text{2}}{\text{O}}_{\text{5}}$ is acidic

${\text{N}}_{\text{2}}{\text{O}}_{\text{5}}$ is an oxide of non-metal with higher oxidation number.  Therefore, ${\text{N}}_{\text{2}}{\text{O}}_{\text{5}}$ is acidic

(e)

Interpretation Introduction

Interpretation:

Whether the given oxides are acidic, basic, amphoteric or neutral has to be classified.

Concept Information:

Oxides of metals and non-metals may be,

Acidic        -    exhibits acidic character

Basic        -    exhibits basic character

Amphoteric    -    exhibits both acidic and basic  character

Neutral        -    does not exhibit any of the acidic or basic character

Except Beryllium oxide ($\text{BeO}$), all the oxides of alkali metals and alkaline earth metal are basic in nature.

None of the oxides of non-metals show basic property.

Oxides of non-metals with higher oxidation number of the main group elements are highly acidic whereas those with lesser oxidation number does not exhibit measurable acidic properties.

Beryllium oxide ($\text{BeO}$) and many of the metallic oxides of Group 3A and 4A are amphoteric

Interpretation:

Whether the given oxides are acidic, basic, amphoteric or neutral has to be classified.

Concept Information:

Oxides of metals and non-metals may be,

Acidic        -    exhibits acidic character

Basic        -    exhibits basic character

Amphoteric    -    exhibits both acidic and basic  character

Neutral        -    does not exhibit any of the acidic or basic character

Except Beryllium oxide ($\text{BeO}$), all the oxides of alkali metals and alkaline earth metal are basic in nature.

None of the oxides of non-metals show basic property.

Oxides of non-metals with higher oxidation number of the main group elements are highly acidic whereas those with lesser oxidation number does not exhibit measurable acidic properties.

Beryllium oxide ($\text{BeO}$) and many of the metallic oxides of Group 3A and 4A are amphoteric

To Classify: The given oxide $\text{CO}$ as acidic, basic, amphoteric or neutral

Explanation of Solution

The given oxide $\text{CO}$ is neutral

$\text{CO}$ is an oxide of non-metal with low oxidation number.   Therefore, $\text{CO}$ is neutral

(f)

Interpretation Introduction

Interpretation:

Whether the given oxides are acidic, basic, amphoteric or neutral has to be classified.

Concept Information:

Oxides of metals and non-metals may be,

Acidic        -    exhibits acidic character

Basic        -    exhibits basic character

Amphoteric    -    exhibits both acidic and basic  character

Neutral        -    does not exhibit any of the acidic or basic character

Except Beryllium oxide ($\text{BeO}$), all the oxides of alkali metals and alkaline earth metal are basic in nature.

None of the oxides of non-metals show basic property.

Oxides of non-metals with higher oxidation number of the main group elements are highly acidic whereas those with lesser oxidation number does not exhibit measurable acidic properties.

Beryllium oxide ($\text{BeO}$) and many of the metallic oxides of Group 3A and 4A are amphoteric

To Classify: The given oxide $\text{NO}$ as acidic, basic, amphoteric or neutral

Explanation of Solution

The given oxide $\text{NO}$ is neutral

$\text{NO}$ is an oxide of non-metal with low oxidation number.  Therefore, $\text{NO}$ is neutral

(g)

Interpretation Introduction

Interpretation:

Whether the given oxides are acidic, basic, amphoteric or neutral has to be classified.

Concept Information:

Oxides of metals and non-metals may be,

Acidic        -    exhibits acidic character

Basic        -    exhibits basic character

Amphoteric    -    exhibits both acidic and basic  character

Neutral        -    does not exhibit any of the acidic or basic character

Except Beryllium oxide ($\text{BeO}$), all the oxides of alkali metals and alkaline earth metal are basic in nature.

None of the oxides of non-metals show basic property.

Oxides of non-metals with higher oxidation number of the main group elements are highly acidic whereas those with lesser oxidation number does not exhibit measurable acidic properties.

Beryllium oxide ($\text{BeO}$) and many of the metallic oxides of Group 3A and 4A are amphoteric

To Classify: The given oxide ${\text{SnO}}_{\text{2}}$ as acidic, basic, amphoteric or neutral

Explanation of Solution

The given oxide ${\text{SnO}}_{\text{2}}$ is amphoteric

${\text{SnO}}_{\text{2}}$ shows both acidic and basic property.  Therefore, ${\text{SnO}}_{\text{2}}$ is amphoteric

(h)

Interpretation Introduction

Interpretation:

Whether the given oxides are acidic, basic, amphoteric or neutral has to be classified.

Concept Information:

Oxides of metals and non-metals may be,

Acidic        -    exhibits acidic character

Basic        -    exhibits basic character

Amphoteric    -    exhibits both acidic and basic  character

Neutral        -    does not exhibit any of the acidic or basic character

Except Beryllium oxide ($\text{BeO}$), all the oxides of alkali metals and alkaline earth metal are basic in nature.

None of the oxides of non-metals show basic property.

Oxides of non-metals with higher oxidation number of the main group elements are highly acidic whereas those with lesser oxidation number does not exhibit measurable acidic properties.

Beryllium oxide ($\text{BeO}$) and many of the metallic oxides of Group 3A and 4A are amphoteric

To Classify: The given oxide ${\text{SO}}_{\text{3}}$ as acidic, basic, amphoteric or neutral

Explanation of Solution

The given oxide ${\text{SO}}_{\text{3}}$ is acidic

${\text{SO}}_{\text{3}}$ is an oxide of non-metal with higher oxidation number.  Therefore, ${\text{SO}}_{\text{3}}$ is acidic.

(i)

Interpretation Introduction

Interpretation:

Whether the given oxides are acidic, basic, amphoteric or neutral has to be classified.

Concept Information:

Oxides of metals and non-metals may be,

Acidic        -    exhibits acidic character

Basic        -    exhibits basic character

Amphoteric    -    exhibits both acidic and basic  character

Neutral        -    does not exhibit any of the acidic or basic character

Except Beryllium oxide ($\text{BeO}$), all the oxides of alkali metals and alkaline earth metal are basic in nature.

None of the oxides of non-metals show basic property.

Oxides of non-metals with higher oxidation number of the main group elements are highly acidic whereas those with lesser oxidation number does not exhibit measurable acidic properties.

Beryllium oxide ($\text{BeO}$) and many of the metallic oxides of Group 3A and 4A are amphoteric

To Classify: The given oxide ${\text{Al}}_{\text{2}}{\text{O}}_{\text{3}}$ as acidic, basic, amphoteric or neutral

Explanation of Solution

The given oxide ${\text{Al}}_{\text{2}}{\text{O}}_{\text{3}}$ is amphoteric

${\text{Al}}_{\text{2}}{\text{O}}_{\text{3}}$ shows both acidic and basic property.  Therefore, ${\text{Al}}_{\text{2}}{\text{O}}_{\text{3}}$ is amphoteric

(j)

Interpretation Introduction

Interpretation:

Whether the given oxides are acidic, basic, amphoteric or neutral has to be classified.

Concept Information:

Oxides of metals and non-metals may be,

Acidic        -    exhibits acidic character

Basic        -    exhibits basic character

Amphoteric    -    exhibits both acidic and basic  character

Neutral        -    does not exhibit any of the acidic or basic character

Except Beryllium oxide ($\text{BeO}$), all the oxides of alkali metals and alkaline earth metal are basic in nature.

None of the oxides of non-metals show basic property.

Oxides of non-metals with higher oxidation number of the main group elements are highly acidic whereas those with lesser oxidation number does not exhibit measurable acidic properties.

Beryllium oxide ($\text{BeO}$) and many of the metallic oxides of Group 3A and 4A are amphoteric

To Classify: The given oxide $\text{BaO}$ as acidic, basic, amphoteric or neutral

Explanation of Solution

The given oxide $\text{BaO}$ is basic

is an oxide of alkaline earth metal.  Therefore, $\text{BaO}$ is basic