Chemistry: The Molecular Science (5th Edition)

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

Chapter 1 - The Nature of Chemistry - Questions for Review and Thought - Topical Questions - Page 41e: 69g

Answer

Krypton

Work Step by Step

The fourth period is the fourth row of the periodic table. The Noble gases are the 18th column of the periodic table. Thus, to obtain the answer, find the correct location on the periodic table, and choose the correct element in that location.
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