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Chemistry & Chemical Reactivity

9th Edition
John C. Kotz + 3 others
Publisher: Cengage Learning
ISBN: 9781133949640

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Section
BuyFindarrow_forward

Chemistry & Chemical Reactivity

9th Edition
John C. Kotz + 3 others
Publisher: Cengage Learning
ISBN: 9781133949640
Chapter 1, Problem 5PS
Textbook Problem
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In each of the following pairs, decide which is an element and which is a compound.

(a) Na or NaCl

(b) sugar or carbon

(c) gold or gold chloride

(a)

Interpretation Introduction

Interpretation:

Among Na or NaCl, the element and compound has to be decided.

Concept Introduction:

Element: It is chemical species of atoms that has the same number of protons in their atomic nuclei.  Elements are chemically the simplest substance and they cannot be broken down by chemical reactions.

Compound: A compound is substance that is formed by two or more chemical elements when they are chemically bonded together.

Explanation of Solution

Na is an element because it is made up of only one type of atoms.  NaCl is a compound where the two type of atoms namely, sodium and chlorine

(b)

Interpretation Introduction

Interpretation:

Among sugar or carbon, the element and compound has to be decided.

Concept Introduction:

Refer part (a).

(c)

Interpretation Introduction

Interpretation:

Among gold or gold chloride, the element and compound has to be decided.

Concept Introduction:

Refer part (a).

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Chapter 1 Solutions

Chemistry & Chemical Reactivity
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