Chapter 2.3, Problem 29LC

(a)

Interpretation Introduction

Interpretation: The chemical element represented by the symbol is to be identified.

Concept Introduction: The most basic type of matter is an element that has its own set of characteristics. Chemical symbols are used by chemists to symbolize elements.

Answer to Problem 29LC

The chemical element represented by the symbol $\text{C}$ is Carbon.

Explanation of Solution

Chemical symbols with one or two letters are used to identify each element.

A chemical symbol's first letter is usually capitalized.

It is lowercase whenever a second letter is utilized.

The given symbol is $\text{C}$ .

The element with a symbol $\text{C}$ is Carbon whose atomic number is 6.

(b)

Interpretation Introduction

Interpretation: The chemical element represented by the symbol is to be identified.

Concept Introduction: The most basic type of matter is an element that has its own set of characteristics. Chemical symbols are used by chemists to symbolize elements.

Answer to Problem 29LC

The chemical element represented by the symbol $\text{Ca}$ is Calcium.

Explanation of Solution

Chemical symbols with one or two letters are used to identify each element.

A chemical symbol's first letter is usually capitalized.

It is lowercase whenever a second letter is utilized.

The given symbol is $\text{Ca}$ .

The element with a symbol $\text{Ca}$ is Calcium whose atomic number is 20.

(c)

Interpretation Introduction

Interpretation: The chemical element represented by the symbol is to be identified.

Concept Introduction: The most basic type of matter is an element that has its own set of characteristics. Chemical symbols are used by chemists to symbolize elements.

Answer to Problem 29LC

The chemical element represented by the symbol $\text{K}$ is Potassium.

Explanation of Solution

Chemical symbols with one or two letters are used to identify each element.

A chemical symbol's first letter is usually capitalized.

It is lowercase whenever a second letter is utilized.

The given symbol is $\text{K}$ .

The element with a symbol $\text{K}$ is Potassium whose atomic number is 19.

(d)

Interpretation Introduction

Interpretation: The chemical element represented by the symbol is to be identified.

Concept Introduction: The most basic type of matter is an element that has its own set of characteristics. Chemical symbols are used by chemists to symbolize elements.

Answer to Problem 29LC

The chemical element represented by the symbol $\text{Au}$ is Gold.

Explanation of Solution

Chemical symbols with one or two letters are used to identify each element.

A chemical symbol's first letter is usually capitalized.

It is lowercase whenever a second letter is utilized.

The given symbol is $\text{Au}$ .

The element with a symbol $\text{Au}$ is Gold whose atomic number is 79.

(e)

Interpretation Introduction

Interpretation: The chemical element represented by the symbol is to be identified.

Concept Introduction: The most basic type of matter is an element that has its own set of characteristics. Chemical symbols are used by chemists to symbolize elements.

Answer to Problem 29LC

The chemical element represented by the symbol $\text{Fe}$ is Iron.

Explanation of Solution

Chemical symbols with one or two letters are used to identify each element.

A chemical symbol's first letter is usually capitalized.

It is lowercase whenever a second letter is utilized.

The given symbol is $\text{Fe}$ .

The element with a symbol $\text{Fe}$ is Iron whose atomic number is 26.

(f)

Interpretation Introduction

Interpretation: The chemical element represented by the symbol is to be identified.

Concept Introduction: The most basic type of matter is an element that has its own set of characteristics. Chemical symbols are used by chemists to symbolize elements.

Answer to Problem 29LC

The chemical element represented by the symbol $\text{Cu}$ is Copper.

Explanation of Solution

Chemical symbols with one or two letters are used to identify each element.

A chemical symbol's first letter is usually capitalized.

It is lowercase whenever a second letter is utilized.

The given symbol is $\text{Cu}$ .

The element with a symbol $\text{Cu}$ is Copper whose atomic number is 29.