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Chemistry & Chemical Reactivity

10th Edition
John C. Kotz + 3 others
ISBN: 9781337399074

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Chapter
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BuyFindarrow_forward

Chemistry & Chemical Reactivity

10th Edition
John C. Kotz + 3 others
ISBN: 9781337399074
Textbook Problem

In each of the following pairs, decide which is an element and which is a compound.

(a) Pt(NH3)2Cl2 or Pt

(b) copper or copper(II) oxide

(c) silicon or sand

(a)

Interpretation Introduction

Interpretation:

In the given pairs, one that is 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

Pt is an element because it is made up of one type of atoms and Pt(NH3

(b)

Interpretation Introduction

Interpretation:

In the given pairs, one that is 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.

(c)

Interpretation Introduction

Interpretation:

In the given pairs, one that is 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.

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