Chemistry: The Molecular Science (5th Edition)

Published by Cengage Learning
ISBN 10: 1285199049
ISBN 13: 978-1-28519-904-7

Chapter 5 - Electron Configurations and the Periodic Table - Questions for Review and Thought - Topical Questions - Page 240c: 79a


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Work Step by Step

We know that if Chlorine has one more electron, then it will have a noble gas configuration, which is more stable due to the completely-filled shell. Since this stable state is favored, it is relatively easy to add an electron to Chlorine compared to sulfur.
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