Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 21 - Nuclear Chemistry - Exercises - Page 947: 21.24

Answer

The variation is caused by even and off numbers of protons in the nucleus. The even isotopes are more stable and hence more abundant.

Work Step by Step

Isotopes with an even number of protons are more likely to be stable than those with an odd number.
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