EBK FOUNDATIONS OF COLLEGE CHEMISTRY
EBK FOUNDATIONS OF COLLEGE CHEMISTRY
15th Edition
ISBN: 9781118930144
Author: Willard
Publisher: JOHN WILEY+SONS INC.
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Chapter 5, Problem 20PE

(a)

Interpretation Introduction

Interpretation:

The isotopic notation symbol for Z=47,A=109 has to be given.

Concept Introduction:

Mass number is the sum of the protons and neutrons in the nucleus.

Atomic number is the number of protons present in the nucleus.

For an element E, the top left number represents the mass number and the bottom left number represents the atomic number.

EBK FOUNDATIONS OF COLLEGE CHEMISTRY, Chapter 5, Problem 20PE

The letter A represents mass number.

The letter Z represents atomic number.

(b)

Interpretation Introduction

Interpretation:

The isotopic notation symbol for Z=8,A=18 has to be given.

Concept Introduction:

Refer to part (a).

(c)

Interpretation Introduction

Interpretation:

The isotopic notation symbol for Z=26,A=57 has to be given.

Concept Introduction:

Refer to part (a).

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